Now Stable

"New on the Web": For a given set of browsers, what APIs became stable and when, ordered reverse chronologically.

It's a great source of information for posts like this

Browsers
Features

Stable APIs

Below is a list of features that are in Chrome and Firefox, ordered reverse chronologically by when they became stable (i.e, available in the last browser).

2024/4

API First Browser Date Last Browser Date Days
css.properties.direction.vertical_slider_direction Firefox11/21/2023 Chrome4/16/2024147
css.properties.writing-mode.vertical_oriented_form_controls Firefox11/21/2023 Chrome4/16/2024147
html.elements.input.type_range.vertical_orientation Firefox11/9/2004 Chrome4/16/20247098

2024/3

API First Browser Date Last Browser Date Days
api.AbortSignal.any_static 📋Chrome8/15/2023 Firefox3/19/2024217
api.Navigator.wakeLock 📋Chrome7/27/2020 Firefox3/19/20241331
api.Permissions.permission_screen-wake-lock 📋Chrome7/27/2020 Firefox3/19/20241331
api.WakeLock 📋Chrome7/27/2020 Firefox3/19/20241331
api.WakeLock.request 📋Chrome7/27/2020 Firefox3/19/20241331
api.WakeLockSentinel 📋Chrome7/27/2020 Firefox3/19/20241331
api.WakeLockSentinel.release 📋Chrome7/27/2020 Firefox3/19/20241331
api.WakeLockSentinel.release_event 📋Chrome7/27/2020 Firefox3/19/20241331
api.WakeLockSentinel.released 📋Chrome11/17/2020 Firefox3/19/20241218
api.WakeLockSentinel.type 📋Chrome7/27/2020 Firefox3/19/20241331
css.properties.paint-order 📋Firefox5/9/2018 Chrome3/19/20242141
css.types.color.light-dark 📋Firefox11/21/2023 Chrome3/19/2024119
javascript.builtins.ArrayBuffer.ArrayBuffer.maxByteLength_option 📋Chrome3/7/2023 Firefox3/19/2024378
javascript.builtins.ArrayBuffer.maxByteLength 📋Chrome3/7/2023 Firefox3/19/2024378
javascript.builtins.ArrayBuffer.resizable 📋Chrome3/7/2023 Firefox3/19/2024378
javascript.builtins.ArrayBuffer.resize 📋Chrome3/7/2023 Firefox3/19/2024378
javascript.builtins.SharedArrayBuffer.SharedArrayBuffer.maxByteLength_option 📋Chrome3/7/2023 Firefox3/19/2024378
javascript.builtins.SharedArrayBuffer.grow 📋Chrome3/7/2023 Firefox3/19/2024378
javascript.builtins.SharedArrayBuffer.growable 📋Chrome3/7/2023 Firefox3/19/2024378
javascript.builtins.SharedArrayBuffer.maxByteLength 📋Chrome3/7/2023 Firefox3/19/2024378

2024/2

API First Browser Date Last Browser Date Days
api.HTMLTemplateElement.shadowRootMode 📋Chrome3/7/2023 Firefox2/20/2024350
css.at-rules.import.supports 📋Firefox7/4/2023 Chrome2/20/2024231
css.types.color.rgb.mixed_type_parameters Firefox5/9/2023 Chrome2/20/2024287
html.elements.template.shadowrootmode Chrome3/7/2023 Firefox2/20/2024350

2024/1

API First Browser Date Last Browser Date Days
api.CSSImportRule.supportsText 📋Firefox6/6/2023 Chrome1/23/2024231
api.HTMLSelectElement.showPicker 📋Chrome1/23/2024 Firefox1/23/2024
api.HTMLVideoElement.disablePictureInPicture 📋Chrome9/4/2018 Firefox1/23/20241967
api.LargestContentfulPaint 📋Chrome9/10/2019 Firefox1/23/20241596
api.LargestContentfulPaint.element 📋Chrome9/10/2019 Firefox1/23/20241596
api.LargestContentfulPaint.id 📋Chrome9/10/2019 Firefox1/23/20241596
api.LargestContentfulPaint.loadTime 📋Chrome9/10/2019 Firefox1/23/20241596
api.LargestContentfulPaint.renderTime 📋Chrome9/10/2019 Firefox1/23/20241596
api.LargestContentfulPaint.size 📋Chrome9/10/2019 Firefox1/23/20241596
api.LargestContentfulPaint.toJSON 📋Chrome9/10/2019 Firefox1/23/20241596
api.LargestContentfulPaint.url 📋Chrome9/10/2019 Firefox1/23/20241596
css.properties.offset-path.basic_shape Chrome8/15/2023 Firefox1/23/2024161
css.properties.offset-path.coord_box Chrome8/15/2023 Firefox1/23/2024161
css.properties.offset-path.ray Chrome8/15/2023 Firefox1/23/2024161
css.properties.offset-path.url Chrome8/15/2023 Firefox1/23/2024161
css.properties.offset-position 📋Chrome8/15/2023 Firefox1/23/2024161
css.properties.offset-position.normal Chrome8/15/2023 Firefox1/23/2024161
css.properties.scrollbar-color 📋Firefox12/11/2018 Chrome1/23/20241869
css.properties.scrollbar-width 📋Firefox12/11/2018 Chrome1/23/20241869
css.types.basic-shape.rect 📋Chrome8/15/2023 Firefox1/23/2024161
css.types.basic-shape.xywh 📋Chrome8/15/2023 Firefox1/23/2024161
css.types.color.hsl.mixed_type_parameters Chrome1/23/2024 Firefox1/23/2024
css.types.color.hwb.mixed_type_parameters Chrome1/23/2024 Firefox1/23/2024
css.types.ray 📋Chrome8/15/2023 Firefox1/23/2024161
css.types.ray.position Chrome8/15/2023 Firefox1/23/2024161
css.types.ray.size Chrome8/15/2023 Firefox1/23/2024161
html.elements.hr.hr_in_select Chrome10/31/2023 Firefox1/23/202484
html.elements.select.hr_in_select Chrome10/31/2023 Firefox1/23/202484
html.elements.video.disablepictureinpicture 📋Chrome9/4/2018 Firefox1/23/20241967
javascript.builtins.Array.fromAsync 📋Firefox7/4/2023 Chrome1/23/2024203
javascript.builtins.ArrayBuffer.detached 📋Chrome5/30/2023 Firefox1/23/2024238
javascript.builtins.ArrayBuffer.transfer 📋Chrome5/30/2023 Firefox1/23/2024238
javascript.builtins.ArrayBuffer.transferToFixedLength 📋Chrome5/30/2023 Firefox1/23/2024238

2023/12

API First Browser Date Last Browser Date Days
api.CustomStateSet 📋Chrome4/13/2021 Firefox12/19/2023980
api.CustomStateSet.@@iterator 📋Chrome4/13/2021 Firefox12/19/2023980
api.CustomStateSet.add 📋Chrome4/13/2021 Firefox12/19/2023980
api.CustomStateSet.clear 📋Chrome4/13/2021 Firefox12/19/2023980
api.CustomStateSet.delete 📋Chrome4/13/2021 Firefox12/19/2023980
api.CustomStateSet.entries 📋Chrome4/13/2021 Firefox12/19/2023980
api.CustomStateSet.forEach 📋Chrome4/13/2021 Firefox12/19/2023980
api.CustomStateSet.has 📋Chrome4/13/2021 Firefox12/19/2023980
api.CustomStateSet.keys 📋Chrome4/13/2021 Firefox12/19/2023980
api.CustomStateSet.size 📋Chrome4/13/2021 Firefox12/19/2023980
api.CustomStateSet.values 📋Chrome4/13/2021 Firefox12/19/2023980
api.ElementInternals.states 📋Chrome4/13/2021 Firefox12/19/2023980
api.HTMLIFrameElement.loading 📋Chrome9/10/2019 Firefox12/19/20231561
css.properties.text-wrap 📋Chrome5/30/2023 Firefox12/19/2023203
css.properties.text-wrap.balance 📋Chrome5/30/2023 Firefox12/19/2023203
css.selectors.has 📋Chrome9/2/2022 Firefox12/19/2023473
html.elements.iframe.loading 📋Chrome9/10/2019 Firefox12/19/20231561
javascript.builtins.Promise.withResolvers 📋Chrome10/31/2023 Firefox12/19/202349
api.URL.canParse_static 📋Firefox7/4/2023 Chrome12/5/2023154
css.at-rules.media.scripting 📋Firefox5/9/2023 Chrome12/5/2023210
css.properties.background-clip.text Firefox9/20/2016 Chrome12/5/20232632
css.properties.mask-clip 📋Firefox4/19/2017 Chrome12/5/20232421
css.properties.mask-composite 📋Firefox4/19/2017 Chrome12/5/20232421
css.properties.mask-image 📋Firefox4/19/2017 Chrome12/5/20232421
css.properties.mask-mode 📋Firefox4/19/2017 Chrome12/5/20232421
css.properties.mask-origin 📋Firefox4/19/2017 Chrome12/5/20232421
css.properties.mask-origin.fill-box Firefox4/19/2017 Chrome12/5/20232421
css.properties.mask-origin.stroke-box Firefox4/19/2017 Chrome12/5/20232421
css.properties.mask-origin.view-box Firefox4/19/2017 Chrome12/5/20232421
css.properties.mask-position 📋Firefox4/19/2017 Chrome12/5/20232421
css.properties.mask-repeat 📋Firefox4/19/2017 Chrome12/5/20232421
css.properties.mask-size 📋Firefox4/19/2017 Chrome12/5/20232421
css.selectors.dir 📋Firefox9/20/2016 Chrome12/5/20232632
css.selectors.nesting 📋Firefox8/29/2023 Chrome12/5/202398
css.types.exp 📋Firefox9/26/2023 Chrome12/5/202370
css.types.hypot 📋Firefox9/26/2023 Chrome12/5/202370
css.types.log 📋Firefox9/26/2023 Chrome12/5/202370
css.types.pow 📋Firefox9/26/2023 Chrome12/5/202370
css.types.sqrt 📋Firefox9/26/2023 Chrome12/5/202370

2023/11

API First Browser Date Last Browser Date Days
api.CredentialsContainer.create.publicKey_option.extensions.minPinLength Chrome2/1/2022 Firefox11/21/2023658
api.Navigator.userActivation 📋Chrome1/29/2019 Firefox11/21/20231757
api.PublicKeyCredential.authenticatorAttachment 📋Chrome2/1/2022 Firefox11/21/2023658
api.ToggleEvent 📋Chrome5/30/2023 Firefox11/21/2023175
api.ToggleEvent.ToggleEvent 📋Chrome5/30/2023 Firefox11/21/2023175
api.ToggleEvent.newState 📋Chrome5/30/2023 Firefox11/21/2023175
api.ToggleEvent.oldState 📋Chrome5/30/2023 Firefox11/21/2023175
api.UserActivation 📋Chrome1/29/2019 Firefox11/21/20231757
api.UserActivation.hasBeenActive 📋Chrome1/29/2019 Firefox11/21/20231757
api.UserActivation.isActive 📋Chrome1/29/2019 Firefox11/21/20231757
css.types.length.lh 📋Chrome1/10/2023 Firefox11/21/2023315
css.types.length.rlh 📋Chrome3/7/2023 Firefox11/21/2023259

2023/10

API First Browser Date Last Browser Date Days
api.BeforeUnloadEvent.returnValue 📋Firefox11/29/2005 Chrome10/31/20236545
api.Document.hasStorageAccess 📋Firefox1/29/2019 Chrome10/31/20231736
api.Document.requestStorageAccess 📋Firefox1/29/2019 Chrome10/31/20231736
api.Permissions.permission_storage-access 📋Firefox8/29/2023 Chrome10/31/202363
api.Window.beforeunload_event.event_returnvalue_activation Firefox8/16/2011 Chrome10/31/20234459
api.Window.beforeunload_event.preventdefault_activation Firefox8/16/2011 Chrome10/31/20234459
css.properties.clip-path.fill-box Firefox1/24/2017 Chrome10/31/20232471
css.properties.clip-path.stroke-box Firefox1/24/2017 Chrome10/31/20232471
css.selectors.user-invalid 📋Firefox4/19/2021 Chrome10/31/2023925
css.selectors.user-valid 📋Firefox4/19/2021 Chrome10/31/2023925
api.AuthenticatorAttestationResponse.getAuthenticatorData 📋Chrome8/25/2020 Firefox10/24/20231155
api.AuthenticatorAttestationResponse.getPublicKey 📋Chrome8/25/2020 Firefox10/24/20231155
api.AuthenticatorAttestationResponse.getPublicKeyAlgorithm 📋Chrome8/25/2020 Firefox10/24/20231155
api.AuthenticatorAttestationResponse.getTransports 📋Chrome4/23/2019 Firefox10/24/20231645
api.CredentialsContainer.create.publicKey_option.extensions.credProps 📋Chrome3/2/2021 Firefox10/24/2023966
api.Element.ariaAtomic 📋Chrome4/7/2020 Firefox10/24/20231295
api.Element.ariaAutoComplete 📋Chrome4/7/2020 Firefox10/24/20231295
api.Element.ariaBusy 📋Chrome4/7/2020 Firefox10/24/20231295
api.Element.ariaChecked 📋Chrome4/7/2020 Firefox10/24/20231295
api.Element.ariaColCount 📋Chrome4/7/2020 Firefox10/24/20231295
api.Element.ariaColIndex 📋Chrome4/7/2020 Firefox10/24/20231295
api.Element.ariaColSpan 📋Chrome4/7/2020 Firefox10/24/20231295
api.Element.ariaCurrent 📋Chrome4/7/2020 Firefox10/24/20231295
api.Element.ariaDescription 📋Chrome5/19/2020 Firefox10/24/20231253
api.Element.ariaDisabled 📋Chrome4/7/2020 Firefox10/24/20231295
api.Element.ariaExpanded 📋Chrome4/7/2020 Firefox10/24/20231295
api.Element.ariaHasPopup 📋Chrome4/7/2020 Firefox10/24/20231295
api.Element.ariaHidden 📋Chrome4/7/2020 Firefox10/24/20231295
api.Element.ariaInvalid 📋Chrome5/24/2022 Firefox10/24/2023518
api.Element.ariaKeyShortcuts 📋Chrome4/7/2020 Firefox10/24/20231295
api.Element.ariaLabel 📋Chrome4/7/2020 Firefox10/24/20231295
api.Element.ariaLevel 📋Chrome4/7/2020 Firefox10/24/20231295
api.Element.ariaLive 📋Chrome4/7/2020 Firefox10/24/20231295
api.Element.ariaModal 📋Chrome4/7/2020 Firefox10/24/20231295
api.Element.ariaMultiLine 📋Chrome4/7/2020 Firefox10/24/20231295
api.Element.ariaMultiSelectable 📋Chrome4/7/2020 Firefox10/24/20231295
api.Element.ariaOrientation 📋Chrome4/7/2020 Firefox10/24/20231295
api.Element.ariaPlaceholder 📋Chrome4/7/2020 Firefox10/24/20231295
api.Element.ariaPosInSet 📋Chrome4/7/2020 Firefox10/24/20231295
api.Element.ariaPressed 📋Chrome4/7/2020 Firefox10/24/20231295
api.Element.ariaReadOnly 📋Chrome4/7/2020 Firefox10/24/20231295
api.Element.ariaRelevant Chrome4/7/2020 Firefox10/24/20231295
api.Element.ariaRequired 📋Chrome4/7/2020 Firefox10/24/20231295
api.Element.ariaRoleDescription 📋Chrome4/7/2020 Firefox10/24/20231295
api.Element.ariaRowCount 📋Chrome4/7/2020 Firefox10/24/20231295
api.Element.ariaRowIndex 📋Chrome4/7/2020 Firefox10/24/20231295
api.Element.ariaRowSpan 📋Chrome4/7/2020 Firefox10/24/20231295
api.Element.ariaSelected 📋Chrome4/7/2020 Firefox10/24/20231295
api.Element.ariaSetSize 📋Chrome7/27/2020 Firefox10/24/20231184
api.Element.ariaSort 📋Chrome4/7/2020 Firefox10/24/20231295
api.Element.ariaValueMax 📋Chrome4/7/2020 Firefox10/24/20231295
api.Element.ariaValueMin 📋Chrome4/7/2020 Firefox10/24/20231295
api.Element.ariaValueNow 📋Chrome4/7/2020 Firefox10/24/20231295
api.Element.ariaValueText 📋Chrome4/7/2020 Firefox10/24/20231295
api.Element.role 📋Chrome6/21/2022 Firefox10/24/2023490
api.ElementInternals.ariaAtomic 📋Chrome4/7/2020 Firefox10/24/20231295
api.ElementInternals.ariaAutoComplete 📋Chrome4/7/2020 Firefox10/24/20231295
api.ElementInternals.ariaBusy 📋Chrome4/7/2020 Firefox10/24/20231295
api.ElementInternals.ariaChecked 📋Chrome4/7/2020 Firefox10/24/20231295
api.ElementInternals.ariaColCount 📋Chrome4/7/2020 Firefox10/24/20231295
api.ElementInternals.ariaColIndex 📋Chrome4/7/2020 Firefox10/24/20231295
api.ElementInternals.ariaColSpan 📋Chrome4/7/2020 Firefox10/24/20231295
api.ElementInternals.ariaCurrent 📋Chrome4/7/2020 Firefox10/24/20231295
api.ElementInternals.ariaDescription 📋Chrome5/19/2020 Firefox10/24/20231253
api.ElementInternals.ariaDisabled 📋Chrome4/7/2020 Firefox10/24/20231295
api.ElementInternals.ariaExpanded 📋Chrome4/7/2020 Firefox10/24/20231295
api.ElementInternals.ariaHasPopup 📋Chrome4/7/2020 Firefox10/24/20231295
api.ElementInternals.ariaHidden 📋Chrome4/7/2020 Firefox10/24/20231295
api.ElementInternals.ariaInvalid 📋Chrome5/24/2022 Firefox10/24/2023518
api.ElementInternals.ariaKeyShortcuts 📋Chrome4/7/2020 Firefox10/24/20231295
api.ElementInternals.ariaLabel 📋Chrome4/7/2020 Firefox10/24/20231295
api.ElementInternals.ariaLevel 📋Chrome4/7/2020 Firefox10/24/20231295
api.ElementInternals.ariaLive 📋Chrome4/7/2020 Firefox10/24/20231295
api.ElementInternals.ariaModal 📋Chrome4/7/2020 Firefox10/24/20231295
api.ElementInternals.ariaMultiLine 📋Chrome4/7/2020 Firefox10/24/20231295
api.ElementInternals.ariaMultiSelectable 📋Chrome4/7/2020 Firefox10/24/20231295
api.ElementInternals.ariaOrientation 📋Chrome4/7/2020 Firefox10/24/20231295
api.ElementInternals.ariaPlaceholder 📋Chrome4/7/2020 Firefox10/24/20231295
api.ElementInternals.ariaPosInSet 📋Chrome4/7/2020 Firefox10/24/20231295
api.ElementInternals.ariaPressed 📋Chrome4/7/2020 Firefox10/24/20231295
api.ElementInternals.ariaReadOnly 📋Chrome4/7/2020 Firefox10/24/20231295
api.ElementInternals.ariaRelevant Chrome4/7/2020 Firefox10/24/20231295
api.ElementInternals.ariaRequired 📋Chrome4/7/2020 Firefox10/24/20231295
api.ElementInternals.ariaRoleDescription 📋Chrome4/7/2020 Firefox10/24/20231295
api.ElementInternals.ariaRowCount 📋Chrome4/7/2020 Firefox10/24/20231295
api.ElementInternals.ariaRowIndex 📋Chrome4/7/2020 Firefox10/24/20231295
api.ElementInternals.ariaRowSpan 📋Chrome4/7/2020 Firefox10/24/20231295
api.ElementInternals.ariaSelected 📋Chrome4/7/2020 Firefox10/24/20231295
api.ElementInternals.ariaSetSize 📋Chrome7/27/2020 Firefox10/24/20231184
api.ElementInternals.ariaSort 📋Chrome4/7/2020 Firefox10/24/20231295
api.ElementInternals.ariaValueMax 📋Chrome4/7/2020 Firefox10/24/20231295
api.ElementInternals.ariaValueMin 📋Chrome4/7/2020 Firefox10/24/20231295
api.ElementInternals.ariaValueNow 📋Chrome4/7/2020 Firefox10/24/20231295
api.ElementInternals.ariaValueText 📋Chrome4/7/2020 Firefox10/24/20231295
api.ElementInternals.role 📋Chrome6/21/2022 Firefox10/24/2023490
api.PublicKeyCredential.isConditionalMediationAvailable_static 📋Chrome11/29/2022 Firefox10/24/2023329
api.SubtleCrypto.deriveKey.derivedKeyAlgorithm_option_hkdf 📋Chrome3/3/2015 Firefox10/24/20233157
javascript.builtins.Map.groupBy 📋Chrome9/12/2023 Firefox10/24/202342
javascript.builtins.Object.groupBy 📋Chrome9/12/2023 Firefox10/24/202342
javascript.builtins.String.isWellFormed 📋Chrome3/7/2023 Firefox10/24/2023231
javascript.builtins.String.toWellFormed 📋Chrome3/7/2023 Firefox10/24/2023231
api.SVGImageElement.crossOrigin 📋Firefox6/6/2023 Chrome10/10/2023126
api.TextMetrics.alphabeticBaseline 📋Firefox8/1/2023 Chrome10/10/202370
api.TextMetrics.hangingBaseline 📋Firefox8/1/2023 Chrome10/10/202370
api.TextMetrics.ideographicBaseline 📋Firefox8/1/2023 Chrome10/10/202370
css.at-rules.media.prefers-reduced-transparency 📋Firefox5/9/2023 Chrome10/10/2023154
css.properties.clear.inline-end Firefox8/8/2017 Chrome10/10/20232254
css.properties.clear.inline-start Firefox8/8/2017 Chrome10/10/20232254
css.properties.float.inline-end Firefox8/8/2017 Chrome10/10/20232254
css.properties.float.inline-start Firefox8/8/2017 Chrome10/10/20232254
css.properties.resize.block Firefox10/23/2018 Chrome10/10/20231813
css.properties.resize.inline Firefox10/23/2018 Chrome10/10/20231813
css.properties.transform-box.border-box Firefox1/7/2020 Chrome10/10/20231372
html.elements.search 📋Firefox9/26/2023 Chrome10/10/202314

2023/9

API First Browser Date Last Browser Date Days
api.RTCPeerConnection.getReceivers.stopped_transceivers_removed Chrome1/19/2021 Firefox9/26/2023980
api.RTCPeerConnection.getSenders.stopped_transceivers_removed Chrome1/19/2021 Firefox9/26/2023980
api.RTCPeerConnection.getTransceivers.stopped_transceivers_removed Chrome1/19/2021 Firefox9/26/2023980
api.RTCRtpTransceiver.currentDirection.stopped_value 📋Chrome6/21/2022 Firefox9/26/2023462
api.RTCRtpTransceiver.direction.value_stopped 📋Chrome6/21/2022 Firefox9/26/2023462
api.TextMetrics.emHeightAscent 📋Chrome9/10/2019 Firefox9/26/20231477
api.TextMetrics.emHeightDescent 📋Chrome9/10/2019 Firefox9/26/20231477
api.CustomElementRegistry.getName 📋Firefox8/1/2023 Chrome9/12/202342
css.properties.contain-intrinsic-size.auto_none Firefox8/29/2023 Chrome9/12/202314
css.properties.font-variant-position 📋Firefox12/1/2014 Chrome9/12/20233207
css.properties.grid-template-columns.subgrid 📋Firefox12/10/2019 Chrome9/12/20231372
css.properties.grid-template-rows.subgrid 📋Firefox12/10/2019 Chrome9/12/20231372
css.types.length.cap Firefox2/8/2022 Chrome9/12/2023581

2023/8

API First Browser Date Last Browser Date Days
api.CSSStyleRule.cssRules 📋Chrome4/4/2023 Firefox8/29/2023147
api.CSSStyleRule.deleteRule 📋Chrome4/4/2023 Firefox8/29/2023147
api.CSSStyleRule.insertRule 📋Chrome4/4/2023 Firefox8/29/2023147
api.CanvasRenderingContext2D.fontStretch 📋Chrome3/1/2022 Firefox8/29/2023546
api.CanvasRenderingContext2D.fontVariantCaps 📋Chrome3/1/2022 Firefox8/29/2023546
api.CanvasRenderingContext2D.getContextAttributes 📋Chrome3/12/2019 Firefox8/29/20231631
api.Notification.requireInteraction 📋Chrome12/1/2015 Firefox8/29/20232828
api.OffscreenCanvasRenderingContext2D.fontStretch 📋Chrome3/1/2022 Firefox8/29/2023546
api.OffscreenCanvasRenderingContext2D.fontVariantCaps 📋Chrome3/1/2022 Firefox8/29/2023546
api.RTCEncodedAudioFrame 📋Chrome10/20/2020 Firefox8/29/20231043
api.RTCEncodedAudioFrame.data 📋Chrome10/20/2020 Firefox8/29/20231043
api.RTCEncodedAudioFrame.getMetadata 📋Chrome10/20/2020 Firefox8/29/20231043
api.RTCEncodedAudioFrame.timestamp 📋Chrome10/20/2020 Firefox8/29/20231043
api.RTCEncodedVideoFrame 📋Chrome10/20/2020 Firefox8/29/20231043
api.RTCEncodedVideoFrame.data 📋Chrome10/20/2020 Firefox8/29/20231043
api.RTCEncodedVideoFrame.getMetadata 📋Chrome10/20/2020 Firefox8/29/20231043
api.RTCEncodedVideoFrame.timestamp 📋Chrome10/20/2020 Firefox8/29/20231043
api.RTCEncodedVideoFrame.type 📋Chrome10/20/2020 Firefox8/29/20231043
css.properties.font-size.math Chrome1/10/2023 Firefox8/29/2023231
css.properties.math-depth 📋Chrome1/10/2023 Firefox8/29/2023231
css.properties.math-style 📋Chrome1/10/2023 Firefox8/29/2023231
api.Response.body.readable_byte_stream Firefox6/28/2022 Chrome8/15/2023413
css.properties.offset-anchor 📋Firefox1/7/2020 Chrome8/15/20231316
css.types.color.lab.mixed_type_parameters Firefox5/9/2023 Chrome8/15/202398
css.types.color.lch.mixed_type_parameters Firefox5/9/2023 Chrome8/15/202398
css.types.color.oklab.mixed_type_parameters Firefox5/9/2023 Chrome8/15/202398
css.types.color.oklch.mixed_type_parameters Firefox5/9/2023 Chrome8/15/202398
api.CanvasRenderingContext2D.textRendering 📋Chrome3/1/2022 Firefox8/1/2023518
api.HTMLInputElement.dirName 📋Chrome2/8/2012 Firefox8/1/20234192
api.HTMLMediaElement.setSinkId 📋Chrome3/2/2016 Firefox8/1/20232708
api.HTMLMediaElement.sinkId 📋Chrome3/2/2016 Firefox8/1/20232708
api.HTMLTextAreaElement.dirName 📋Chrome2/8/2012 Firefox8/1/20234192
api.MediaDevices.enumerateDevices 📋Chrome12/1/2015 Firefox8/1/20232800
api.OffscreenCanvasRenderingContext2D.filter 📋Chrome9/4/2018 Firefox8/1/20231792
api.OffscreenCanvasRenderingContext2D.textRendering 📋Chrome3/1/2022 Firefox8/1/2023518
api.TextMetrics.fontBoundingBoxAscent 📋Chrome11/17/2020 Firefox8/1/2023987
api.TextMetrics.fontBoundingBoxDescent 📋Chrome11/17/2020 Firefox8/1/2023987
css.selectors.first 📋Chrome3/28/2012 Firefox8/1/20234143
html.elements.input.dirname 📋Chrome2/8/2012 Firefox8/1/20234192
html.elements.textarea.dirname Chrome2/8/2012 Firefox8/1/20234192
javascript.builtins.Intl.NumberFormat.NumberFormat.options_roundingIncrement_parameter Chrome9/27/2022 Firefox8/1/2023308
javascript.builtins.Intl.NumberFormat.NumberFormat.options_roundingMode_parameter Chrome9/27/2022 Firefox8/1/2023308
javascript.builtins.Intl.NumberFormat.NumberFormat.options_roundingPriority_parameter Chrome9/27/2022 Firefox8/1/2023308
javascript.builtins.Intl.NumberFormat.NumberFormat.options_signDisplay_parameter.negative Chrome9/27/2022 Firefox8/1/2023308
javascript.builtins.Intl.NumberFormat.NumberFormat.options_trailingZeroDisplay_parameter Chrome9/27/2022 Firefox8/1/2023308
javascript.builtins.Intl.NumberFormat.NumberFormat.options_useGrouping_parameter.string_values Chrome9/27/2022 Firefox8/1/2023308
javascript.builtins.Intl.NumberFormat.format.number_parameter-string_decimal Chrome9/27/2022 Firefox8/1/2023308
javascript.builtins.Intl.NumberFormat.formatRange 📋Chrome9/27/2022 Firefox8/1/2023308
javascript.builtins.Intl.NumberFormat.formatRangeToParts 📋Chrome9/27/2022 Firefox8/1/2023308
javascript.builtins.Intl.PluralRules.selectRange 📋Chrome9/27/2022 Firefox8/1/2023308
javascript.builtins.RegExp.unicodeSets 📋Chrome4/4/2023 Firefox8/1/2023119

2023/7

API First Browser Date Last Browser Date Days
css.properties.align-content.flex_context.safe_unsafe Firefox10/23/2018 Chrome7/18/20231729
css.properties.align-items.flex_context.safe_unsafe Firefox10/23/2018 Chrome7/18/20231729
css.properties.align-self.flex_context.safe_unsafe Firefox10/23/2018 Chrome7/18/20231729
css.properties.animation-timeline 📋Firefox2/14/2023 Chrome7/18/2023154
css.properties.animation-timeline.scroll 📋Firefox2/14/2023 Chrome7/18/2023154
css.properties.animation-timeline.view 📋Firefox6/6/2023 Chrome7/18/202342
css.properties.display.multi-keyword_values Firefox10/22/2019 Chrome7/18/20231365
css.properties.justify-content.flex_context.safe_unsafe Firefox10/23/2018 Chrome7/18/20231729
css.properties.scroll-timeline 📋Firefox3/14/2023 Chrome7/18/2023126
css.properties.scroll-timeline-axis 📋Firefox3/14/2023 Chrome7/18/2023126
css.properties.scroll-timeline-name 📋Firefox3/14/2023 Chrome7/18/2023126
css.properties.view-timeline 📋Firefox6/6/2023 Chrome7/18/202342
css.properties.view-timeline-axis 📋Firefox6/6/2023 Chrome7/18/202342
css.properties.view-timeline-name 📋Firefox3/14/2023 Chrome7/18/2023126
css.types.color.system-color.accentcolor_accentcolortext 📋Firefox7/26/2022 Chrome7/18/2023357
api.CanvasRenderingContext2D.letterSpacing 📋Chrome3/1/2022 Firefox7/4/2023490
api.CanvasRenderingContext2D.wordSpacing 📋Chrome3/1/2022 Firefox7/4/2023490
api.OffscreenCanvasRenderingContext2D.letterSpacing 📋Chrome3/1/2022 Firefox7/4/2023490
api.OffscreenCanvasRenderingContext2D.wordSpacing 📋Chrome3/1/2022 Firefox7/4/2023490
api.Response.json_static 📋Chrome9/2/2022 Firefox7/4/2023305
css.properties.animation-composition 📋Chrome4/4/2023 Firefox7/4/202391
css.properties.baseline-source 📋Chrome3/7/2023 Firefox7/4/2023119
html.elements.link.rel.modulepreload 📋Chrome4/17/2018 Firefox7/4/20231904
javascript.builtins.Array.toReversed 📋Chrome2/7/2023 Firefox7/4/2023147
javascript.builtins.Array.toSorted 📋Chrome2/7/2023 Firefox7/4/2023147
javascript.builtins.Array.toSpliced 📋Chrome2/7/2023 Firefox7/4/2023147
javascript.builtins.Array.with 📋Chrome2/7/2023 Firefox7/4/2023147
javascript.builtins.TypedArray.toReversed 📋Chrome2/7/2023 Firefox7/4/2023147
javascript.builtins.TypedArray.toSorted 📋Chrome2/7/2023 Firefox7/4/2023147
javascript.builtins.TypedArray.with 📋Chrome2/7/2023 Firefox7/4/2023147

2023/6

API First Browser Date Last Browser Date Days
api.CredentialsContainer.create.publicKey_option.residentKey 📋Chrome3/2/2021 Firefox6/6/2023826
api.SharedWorker.SharedWorker.ecmascript_modules Chrome2/4/2020 Firefox6/6/20231218
api.WebTransport 📋Chrome1/4/2022 Firefox6/6/2023518
api.WebTransport.WebTransport 📋Chrome1/4/2022 Firefox6/6/2023518
api.WebTransport.byob_readers Chrome1/10/2023 Firefox6/6/2023147
api.WebTransport.close 📋Chrome1/4/2022 Firefox6/6/2023518
api.WebTransport.closed 📋Chrome1/4/2022 Firefox6/6/2023518
api.WebTransport.createBidirectionalStream 📋Chrome1/4/2022 Firefox6/6/2023518
api.WebTransport.createUnidirectionalStream 📋Chrome1/4/2022 Firefox6/6/2023518
api.WebTransport.createUnidirectionalStream.byob_readers Chrome1/10/2023 Firefox6/6/2023147
api.WebTransport.datagrams 📋Chrome1/4/2022 Firefox6/6/2023518
api.WebTransport.incomingBidirectionalStreams 📋Chrome1/4/2022 Firefox6/6/2023518
api.WebTransport.incomingUnidirectionalStreams 📋Chrome1/4/2022 Firefox6/6/2023518
api.WebTransport.ready 📋Chrome1/4/2022 Firefox6/6/2023518
api.WebTransportBidirectionalStream 📋Chrome1/4/2022 Firefox6/6/2023518
api.WebTransportBidirectionalStream.readable 📋Chrome1/4/2022 Firefox6/6/2023518
api.WebTransportBidirectionalStream.writable 📋Chrome1/4/2022 Firefox6/6/2023518
api.WebTransportDatagramDuplexStream 📋Chrome1/4/2022 Firefox6/6/2023518
api.WebTransportDatagramDuplexStream.incomingHighWaterMark 📋Chrome1/4/2022 Firefox6/6/2023518
api.WebTransportDatagramDuplexStream.incomingMaxAge 📋Chrome1/4/2022 Firefox6/6/2023518
api.WebTransportDatagramDuplexStream.maxDatagramSize 📋Chrome1/4/2022 Firefox6/6/2023518
api.WebTransportDatagramDuplexStream.outgoingHighWaterMark 📋Chrome1/4/2022 Firefox6/6/2023518
api.WebTransportDatagramDuplexStream.outgoingMaxAge 📋Chrome1/4/2022 Firefox6/6/2023518
api.WebTransportDatagramDuplexStream.readable 📋Chrome1/4/2022 Firefox6/6/2023518
api.WebTransportDatagramDuplexStream.writable 📋Chrome1/4/2022 Firefox6/6/2023518
api.WebTransportError 📋Chrome1/4/2022 Firefox6/6/2023518
api.WebTransportError.WebTransportError 📋Chrome1/4/2022 Firefox6/6/2023518
api.WebTransportError.source 📋Chrome1/4/2022 Firefox6/6/2023518
api.WebTransportError.streamErrorCode 📋Chrome1/4/2022 Firefox6/6/2023518
api.Worker.Worker.ecmascript_modules Chrome2/4/2020 Firefox6/6/20231218
api.Worker.Worker.options_type_parameter Chrome2/4/2020 Firefox6/6/20231218
api.Worklet.ecmascript_modules Chrome2/4/2020 Firefox6/6/20231218
css.properties.-webkit-text-security Chrome12/11/2008 Firefox6/6/20235290
css.types.calc-constant.NaN Chrome3/1/2022 Firefox6/6/2023462
css.types.calc-constant.infinity Chrome3/1/2022 Firefox6/6/2023462
javascript.operators.import.worker_support Chrome2/4/2020 Firefox6/6/20231218
javascript.statements.import.service_worker_support Chrome5/25/2021 Firefox6/6/2023742
javascript.statements.import.worker_support Chrome2/4/2020 Firefox6/6/20231218

2023/5

API First Browser Date Last Browser Date Days
api.Document.scrollend_event 📋Firefox1/17/2023 Chrome5/30/2023133
api.Element.scrollend_event 📋Firefox1/17/2023 Chrome5/30/2023133
api.CanvasRenderingContext2D.reset 📋Chrome3/1/2022 Firefox5/9/2023434
api.CompressionStream 📋Chrome2/4/2020 Firefox5/9/20231190
api.CompressionStream.CompressionStream 📋Chrome2/4/2020 Firefox5/9/20231190
api.CompressionStream.CompressionStream.deflate 📋Chrome2/4/2020 Firefox5/9/20231190
api.CompressionStream.CompressionStream.deflate-raw 📋Chrome6/21/2022 Firefox5/9/2023322
api.CompressionStream.CompressionStream.gzip 📋Chrome2/4/2020 Firefox5/9/20231190
api.CompressionStream.readable 📋Chrome2/4/2020 Firefox5/9/20231190
api.CompressionStream.writable 📋Chrome2/4/2020 Firefox5/9/20231190
api.DecompressionStream 📋Chrome2/4/2020 Firefox5/9/20231190
api.DecompressionStream.DecompressionStream 📋Chrome2/4/2020 Firefox5/9/20231190
api.DecompressionStream.DecompressionStream.deflate 📋Chrome2/4/2020 Firefox5/9/20231190
api.DecompressionStream.DecompressionStream.deflate-raw 📋Chrome6/21/2022 Firefox5/9/2023322
api.DecompressionStream.DecompressionStream.gzip 📋Chrome2/4/2020 Firefox5/9/20231190
api.DecompressionStream.readable 📋Chrome2/4/2020 Firefox5/9/20231190
api.DecompressionStream.writable 📋Chrome2/4/2020 Firefox5/9/20231190
api.OffscreenCanvasRenderingContext2D.reset 📋Chrome3/1/2022 Firefox5/9/2023434
api.RTCPeerConnection.connectionState 📋Chrome1/29/2019 Firefox5/9/20231561
api.RTCPeerConnection.connectionstatechange_event 📋Chrome1/29/2019 Firefox5/9/20231561
api.RTCPeerConnection.sctp 📋Chrome7/30/2019 Firefox5/9/20231379
api.RTCRtpReceiver.getCapabilities_static 📋Chrome6/5/2017 Firefox5/9/20232164
api.RTCRtpSender.getCapabilities_static 📋Chrome9/4/2018 Firefox5/9/20231708
api.RTCRtpSender.setStreams 📋Chrome7/30/2019 Firefox5/9/20231379
api.RTCSctpTransport 📋Chrome7/30/2019 Firefox5/9/20231379
api.RTCSctpTransport.maxChannels 📋Chrome7/30/2019 Firefox5/9/20231379
api.RTCSctpTransport.maxMessageSize 📋Chrome7/30/2019 Firefox5/9/20231379
api.RTCSctpTransport.state 📋Chrome7/30/2019 Firefox5/9/20231379
api.RTCSctpTransport.statechange_event Chrome7/30/2019 Firefox5/9/20231379
api.RTCSctpTransport.transport 📋Chrome7/30/2019 Firefox5/9/20231379
api.RTCStatsReport.type_media-source 📋Chrome2/4/2020 Firefox5/9/20231190
api.RTCStatsReport.type_media-source.id 📋Chrome2/4/2020 Firefox5/9/20231190
api.RTCStatsReport.type_media-source.kind 📋Chrome2/4/2020 Firefox5/9/20231190
api.RTCStatsReport.type_media-source.timestamp 📋Chrome2/4/2020 Firefox5/9/20231190
api.RTCStatsReport.type_media-source.trackIdentifier 📋Chrome2/4/2020 Firefox5/9/20231190
api.RTCStatsReport.type_media-source.type 📋Chrome2/4/2020 Firefox5/9/20231190
api.RTCStatsReport.type_peer-connection 📋Chrome2/4/2020 Firefox5/9/20231190
api.RTCStatsReport.type_peer-connection.dataChannelsClosed 📋Chrome2/4/2020 Firefox5/9/20231190
api.RTCStatsReport.type_peer-connection.dataChannelsOpened 📋Chrome2/4/2020 Firefox5/9/20231190
api.RTCStatsReport.type_peer-connection.id 📋Chrome2/4/2020 Firefox5/9/20231190
api.RTCStatsReport.type_peer-connection.timestamp 📋Chrome2/4/2020 Firefox5/9/20231190
api.RTCStatsReport.type_peer-connection.type 📋Chrome2/4/2020 Firefox5/9/20231190
css.properties.content.gradient 📋Chrome3/26/2013 Firefox5/9/20233696
css.properties.content.image-set 📋Chrome5/2/2023 Firefox5/9/20237
css.properties.forced-color-adjust 📋Chrome3/2/2021 Firefox5/9/2023798
css.selectors.nth-child.of_syntax Chrome3/7/2023 Firefox5/9/202363
css.selectors.nth-last-child.of_syntax Chrome3/7/2023 Firefox5/9/202363
css.types.color.color 📋Chrome3/7/2023 Firefox5/9/202363
css.types.color.color.mixed_type_parameters Chrome3/7/2023 Firefox5/9/202363
css.types.color.color-mix 📋Chrome3/7/2023 Firefox5/9/202363
css.types.color.lab 📋Chrome3/7/2023 Firefox5/9/202363
css.types.color.lch 📋Chrome3/7/2023 Firefox5/9/202363
css.types.color.oklab 📋Chrome3/7/2023 Firefox5/9/202363
css.types.color.oklch 📋Chrome3/7/2023 Firefox5/9/202363
api.HTMLInputElement.cancel_event 📋Firefox8/10/2021 Chrome5/2/2023630
api.Headers.getSetCookie 📋Firefox4/11/2023 Chrome5/2/202321
api.URLSearchParams.size 📋Firefox4/11/2023 Chrome5/2/202321
css.at-rules.media.overflow-block 📋Firefox3/19/2019 Chrome5/2/20231505
css.at-rules.media.overflow-inline 📋Firefox3/19/2019 Chrome5/2/20231505
css.at-rules.media.update 📋Firefox6/28/2022 Chrome5/2/2023308
css.properties.background-image.image-set 📋Firefox4/19/2021 Chrome5/2/2023743
css.types.easing-function.linear-function Firefox4/11/2023 Chrome5/2/202321
css.types.image.image-set 📋Firefox4/19/2021 Chrome5/2/2023743
html.elements.iframe.sandbox.allow-storage-access-by-user-activation Firefox1/29/2019 Chrome5/2/20231554

2023/4

API First Browser Date Last Browser Date Days
api.CanvasRenderingContext2D.createConicGradient 📋Chrome3/1/2022 Firefox4/11/2023406
api.CanvasRenderingContext2D.roundRect 📋Chrome3/1/2022 Firefox4/11/2023406
api.HTMLElement.inert 📋Chrome5/24/2022 Firefox4/11/2023322
api.OffscreenCanvasRenderingContext2D.roundRect 📋Chrome3/1/2022 Firefox4/11/2023406
api.Path2D.roundRect 📋Chrome3/1/2022 Firefox4/11/2023406
css.properties.overflow.overlay Chrome10/25/2011 Firefox4/11/20234186
css.properties.overflow-x.overlay Chrome10/25/2011 Firefox4/11/20234186
css.properties.overflow-y.overlay Chrome10/25/2011 Firefox4/11/20234186
css.types.overflow.overlay Chrome10/25/2011 Firefox4/11/20234186
html.global_attributes.inert 📋Chrome5/24/2022 Firefox4/11/2023322
api.FormData.FormData.submitter Firefox3/14/2023 Chrome4/4/202321
css.properties.hyphens.language_afrikaans Firefox11/8/2011 Chrome4/4/20234165
css.properties.hyphens.language_dutch Firefox11/8/2011 Chrome4/4/20234165
css.properties.hyphens.language_galician Firefox12/20/2011 Chrome4/4/20234123
css.properties.hyphens.language_italian Firefox12/20/2011 Chrome4/4/20234123
css.properties.hyphens.language_lithuanian Firefox11/8/2011 Chrome4/4/20234165
css.properties.hyphens.language_russian Firefox11/8/2011 Chrome4/4/20234165
css.properties.hyphens.language_swedish Firefox11/8/2011 Chrome4/4/20234165
css.properties.hyphens.language_ukrainian Firefox12/20/2011 Chrome4/4/20234123

2023/3

API First Browser Date Last Browser Date Days
api.FileSystemDirectoryHandle 📋Chrome10/20/2020 Firefox3/14/2023875
api.FileSystemDirectoryHandle.@@asyncIterator 📋Chrome10/20/2020 Firefox3/14/2023875
api.FileSystemDirectoryHandle.entries 📋Chrome10/20/2020 Firefox3/14/2023875
api.FileSystemDirectoryHandle.getDirectoryHandle 📋Chrome10/20/2020 Firefox3/14/2023875
api.FileSystemDirectoryHandle.getFileHandle 📋Chrome10/20/2020 Firefox3/14/2023875
api.FileSystemDirectoryHandle.keys 📋Chrome10/20/2020 Firefox3/14/2023875
api.FileSystemDirectoryHandle.removeEntry 📋Chrome10/20/2020 Firefox3/14/2023875
api.FileSystemDirectoryHandle.resolve 📋Chrome10/20/2020 Firefox3/14/2023875
api.FileSystemDirectoryHandle.values 📋Chrome10/20/2020 Firefox3/14/2023875
api.FileSystemFileHandle 📋Chrome10/20/2020 Firefox3/14/2023875
api.FileSystemFileHandle.createSyncAccessHandle 📋Chrome5/24/2022 Firefox3/14/2023294
api.FileSystemFileHandle.createWritable 📋Chrome10/20/2020 Firefox3/14/2023875
api.FileSystemFileHandle.getFile 📋Chrome10/20/2020 Firefox3/14/2023875
api.FileSystemHandle 📋Chrome10/20/2020 Firefox3/14/2023875
api.FileSystemHandle.isSameEntry 📋Chrome10/20/2020 Firefox3/14/2023875
api.FileSystemHandle.kind 📋Chrome10/20/2020 Firefox3/14/2023875
api.FileSystemHandle.name 📋Chrome10/20/2020 Firefox3/14/2023875
api.FileSystemSyncAccessHandle 📋Chrome5/24/2022 Firefox3/14/2023294
api.FileSystemSyncAccessHandle.close 📋Chrome5/24/2022 Firefox3/14/2023294
api.FileSystemSyncAccessHandle.close.sync_version Chrome11/29/2022 Firefox3/14/2023105
api.FileSystemSyncAccessHandle.flush 📋Chrome5/24/2022 Firefox3/14/2023294
api.FileSystemSyncAccessHandle.flush.sync_version Chrome11/29/2022 Firefox3/14/2023105
api.FileSystemSyncAccessHandle.getSize 📋Chrome5/24/2022 Firefox3/14/2023294
api.FileSystemSyncAccessHandle.getSize.sync_version Chrome11/29/2022 Firefox3/14/2023105
api.FileSystemSyncAccessHandle.read 📋Chrome5/24/2022 Firefox3/14/2023294
api.FileSystemSyncAccessHandle.truncate 📋Chrome5/24/2022 Firefox3/14/2023294
api.FileSystemSyncAccessHandle.truncate.sync_version Chrome11/29/2022 Firefox3/14/2023105
api.FileSystemSyncAccessHandle.write 📋Chrome5/24/2022 Firefox3/14/2023294
api.FileSystemWritableFileStream 📋Chrome10/20/2020 Firefox3/14/2023875
api.FileSystemWritableFileStream.seek 📋Chrome10/20/2020 Firefox3/14/2023875
api.FileSystemWritableFileStream.truncate 📋Chrome10/20/2020 Firefox3/14/2023875
api.FileSystemWritableFileStream.write 📋Chrome10/20/2020 Firefox3/14/2023875
api.HTMLElement.autocapitalize 📋Chrome4/17/2018 Firefox3/14/20231792
api.HTMLElement.translate 📋Chrome5/15/2012 Firefox3/14/20233955
api.HTMLFormElement.rel 📋Chrome11/29/2022 Firefox3/14/2023105
api.HTMLFormElement.relList 📋Chrome11/29/2022 Firefox3/14/2023105
api.HTMLTextAreaElement.autocapitalize Chrome5/19/2015 Firefox3/14/20232856
api.RTCStatsReport.type_inbound-rtp.trackIdentifier 📋Chrome9/2/2022 Firefox3/14/2023193
api.StorageManager.getDirectory 📋Chrome10/20/2020 Firefox3/14/2023875
css.properties.font-synthesis-small-caps 📋Chrome1/4/2022 Firefox3/14/2023434
css.properties.font-synthesis-style 📋Chrome1/4/2022 Firefox3/14/2023434
css.properties.font-synthesis-weight 📋Chrome1/4/2022 Firefox3/14/2023434
html.elements.form.rel Chrome11/29/2022 Firefox3/14/2023105
html.global_attributes.autocapitalize 📋Chrome5/19/2015 Firefox3/14/20232856
html.global_attributes.translate 📋Chrome5/15/2012 Firefox3/14/20233955
api.CSSContainerRule.containerName 📋Firefox2/14/2023 Chrome3/7/202321
api.CSSContainerRule.containerQuery 📋Firefox2/14/2023 Chrome3/7/202321
api.CSSFontFeatureValuesRule 📋Firefox12/1/2014 Chrome3/7/20233018
api.CSSFontFeatureValuesRule.fontFamily 📋Firefox12/1/2014 Chrome3/7/20233018
css.at-rules.font-feature-values 📋Firefox12/1/2014 Chrome3/7/20233018
css.at-rules.font-feature-values.annotation Firefox12/1/2014 Chrome3/7/20233018
css.at-rules.font-feature-values.character-variant Firefox12/1/2014 Chrome3/7/20233018
css.at-rules.font-feature-values.historical-forms Firefox12/1/2014 Chrome3/7/20233018
css.at-rules.font-feature-values.ornaments Firefox12/1/2014 Chrome3/7/20233018
css.at-rules.font-feature-values.styleset Firefox12/1/2014 Chrome3/7/20233018
css.at-rules.font-feature-values.stylistic Firefox12/1/2014 Chrome3/7/20233018
css.at-rules.font-feature-values.swash Firefox12/1/2014 Chrome3/7/20233018
css.properties.font-variant.historical-forms Firefox12/1/2014 Chrome3/7/20233018
css.properties.font-variant-alternates 📋Firefox12/1/2014 Chrome3/7/20233018
css.properties.font-variant-alternates.annotation Firefox12/1/2014 Chrome3/7/20233018
css.properties.font-variant-alternates.character_variant Firefox12/1/2014 Chrome3/7/20233018
css.properties.font-variant-alternates.ornaments Firefox12/1/2014 Chrome3/7/20233018
css.properties.font-variant-alternates.styleset Firefox12/1/2014 Chrome3/7/20233018
css.properties.font-variant-alternates.stylistic Firefox12/1/2014 Chrome3/7/20233018
css.properties.font-variant-alternates.swash Firefox12/1/2014 Chrome3/7/20233018
css.types.acos 📋Firefox12/13/2022 Chrome3/7/202384
css.types.asin 📋Firefox12/13/2022 Chrome3/7/202384
css.types.atan 📋Firefox12/13/2022 Chrome3/7/202384
css.types.atan2 📋Firefox12/13/2022 Chrome3/7/202384
css.types.cos 📋Firefox12/13/2022 Chrome3/7/202384
css.types.sin 📋Firefox12/13/2022 Chrome3/7/202384
css.types.tan 📋Firefox12/13/2022 Chrome3/7/202384

2023/2

API First Browser Date Last Browser Date Days
api.CSSContainerRule 📋Chrome9/2/2022 Firefox2/14/2023165
api.CSSPageRule.selectorText 📋Chrome12/11/2008 Firefox2/14/20235178
api.ContentVisibilityAutoStateChangeEvent 📋Chrome11/29/2022 Firefox2/14/202377
api.ContentVisibilityAutoStateChangeEvent.ContentVisibilityAutoStateChangeEvent 📋Chrome11/29/2022 Firefox2/14/202377
api.ContentVisibilityAutoStateChangeEvent.skipped 📋Chrome11/29/2022 Firefox2/14/202377
api.Element.contentvisibilityautostatechange_event 📋Chrome11/29/2022 Firefox2/14/202377
api.HTMLElement.autofocus 📋Chrome12/10/2019 Firefox2/14/20231162
api.MathMLElement.autofocus 📋Chrome1/10/2023 Firefox2/14/202335
api.Permissions.permission_midi 📋Chrome5/19/2015 Firefox2/14/20232828
api.RTCPeerConnection.addTransceiver.init_sendEncodings_parameter Chrome9/4/2018 Firefox2/14/20231624
api.RTCRtpSender.setParameters.parameters_encodings_parameter.active Chrome9/4/2018 Firefox2/14/20231624
api.SVGElement.autofocus 📋Chrome12/10/2019 Firefox2/14/20231162
api.Window.deviceorientationabsolute_event 📋Chrome4/13/2016 Firefox2/14/20232498
css.at-rules.container 📋Chrome9/2/2022 Firefox2/14/2023165
css.at-rules.media.color-gamut 📋Chrome4/19/2017 Firefox2/14/20232127
css.properties.container 📋Chrome9/2/2022 Firefox2/14/2023165
css.properties.container-name 📋Chrome9/2/2022 Firefox2/14/2023165
css.properties.container-type 📋Chrome9/2/2022 Firefox2/14/2023165
css.properties.page 📋Chrome8/25/2020 Firefox2/14/2023903
css.types.length.container_query_length_units Chrome9/2/2022 Firefox2/14/2023165
html.elements.input.type_color.list Chrome6/26/2012 Firefox2/14/20233885
html.global_attributes.autofocus 📋Chrome12/10/2019 Firefox2/14/20231162
css.properties.font-variant.sub Firefox12/1/2014 Chrome2/7/20232990
css.properties.font-variant.super Firefox12/1/2014 Chrome2/7/20232990
css.selectors.autofill 📋Firefox2/23/2021 Chrome2/7/2023714

2023/1

API First Browser Date Last Browser Date Days
css.at-rules.font-face.src.drop_invalid_item Chrome11/29/2022 Firefox1/17/202349
html.elements.input.type_range.tick_marks Chrome12/11/2008 Firefox1/17/20235150
api.MathMLElement 📋Firefox12/10/2019 Chrome1/10/20231127
api.MathMLElement.blur 📋Firefox12/10/2019 Chrome1/10/20231127
api.MathMLElement.dataset 📋Firefox12/10/2019 Chrome1/10/20231127
api.MathMLElement.focus 📋Firefox12/10/2019 Chrome1/10/20231127
api.MathMLElement.style 📋Firefox12/10/2019 Chrome1/10/20231127
api.MathMLElement.tabIndex 📋Firefox12/10/2019 Chrome1/10/20231127
api.RTCStatsReport.type_candidate-pair.lastPacketReceivedTimestamp 📋Firefox9/28/2017 Chrome1/10/20231930
api.RTCStatsReport.type_candidate-pair.lastPacketSentTimestamp 📋Firefox9/28/2017 Chrome1/10/20231930

2022/12

API First Browser Date Last Browser Date Days
api.HTMLSourceElement.height 📋Chrome4/13/2021 Firefox12/13/2022609
api.HTMLSourceElement.width 📋Chrome4/13/2021 Firefox12/13/2022609
api.MIDIAccess 📋Chrome5/19/2015 Firefox12/13/20222765
api.MIDIAccess.inputs 📋Chrome5/19/2015 Firefox12/13/20222765
api.MIDIAccess.outputs 📋Chrome5/19/2015 Firefox12/13/20222765
api.MIDIAccess.statechange_event 📋Chrome5/19/2015 Firefox12/13/20222765
api.MIDIAccess.sysexEnabled 📋Chrome5/19/2015 Firefox12/13/20222765
api.MIDIConnectionEvent 📋Chrome5/19/2015 Firefox12/13/20222765
api.MIDIConnectionEvent.MIDIConnectionEvent 📋Chrome5/19/2015 Firefox12/13/20222765
api.MIDIConnectionEvent.port 📋Chrome5/19/2015 Firefox12/13/20222765
api.MIDIInput 📋Chrome5/19/2015 Firefox12/13/20222765
api.MIDIInput.midimessage_event 📋Chrome5/19/2015 Firefox12/13/20222765
api.MIDIInputMap 📋Chrome5/19/2015 Firefox12/13/20222765
api.MIDIInputMap.@@iterator Chrome5/19/2015 Firefox12/13/20222765
api.MIDIInputMap.entries Chrome5/19/2015 Firefox12/13/20222765
api.MIDIInputMap.forEach Chrome5/19/2015 Firefox12/13/20222765
api.MIDIInputMap.get Chrome5/19/2015 Firefox12/13/20222765
api.MIDIInputMap.has Chrome5/19/2015 Firefox12/13/20222765
api.MIDIInputMap.keys Chrome5/19/2015 Firefox12/13/20222765
api.MIDIInputMap.size Chrome5/19/2015 Firefox12/13/20222765
api.MIDIInputMap.values Chrome5/19/2015 Firefox12/13/20222765
api.MIDIMessageEvent 📋Chrome5/19/2015 Firefox12/13/20222765
api.MIDIMessageEvent.MIDIMessageEvent 📋Chrome5/19/2015 Firefox12/13/20222765
api.MIDIMessageEvent.data 📋Chrome5/19/2015 Firefox12/13/20222765
api.MIDIOutput 📋Chrome5/19/2015 Firefox12/13/20222765
api.MIDIOutput.send 📋Chrome5/19/2015 Firefox12/13/20222765
api.MIDIOutputMap 📋Chrome5/19/2015 Firefox12/13/20222765
api.MIDIOutputMap.@@iterator Chrome5/19/2015 Firefox12/13/20222765
api.MIDIOutputMap.entries Chrome5/19/2015 Firefox12/13/20222765
api.MIDIOutputMap.forEach Chrome5/19/2015 Firefox12/13/20222765
api.MIDIOutputMap.get Chrome5/19/2015 Firefox12/13/20222765
api.MIDIOutputMap.has Chrome5/19/2015 Firefox12/13/20222765
api.MIDIOutputMap.keys Chrome5/19/2015 Firefox12/13/20222765
api.MIDIOutputMap.size Chrome5/19/2015 Firefox12/13/20222765
api.MIDIOutputMap.values Chrome5/19/2015 Firefox12/13/20222765
api.MIDIPort 📋Chrome5/19/2015 Firefox12/13/20222765
api.MIDIPort.close 📋Chrome5/19/2015 Firefox12/13/20222765
api.MIDIPort.connection 📋Chrome5/19/2015 Firefox12/13/20222765
api.MIDIPort.id 📋Chrome5/19/2015 Firefox12/13/20222765
api.MIDIPort.manufacturer 📋Chrome5/19/2015 Firefox12/13/20222765
api.MIDIPort.name 📋Chrome5/19/2015 Firefox12/13/20222765
api.MIDIPort.open 📋Chrome5/19/2015 Firefox12/13/20222765
api.MIDIPort.state 📋Chrome5/19/2015 Firefox12/13/20222765
api.MIDIPort.statechange_event 📋Chrome5/19/2015 Firefox12/13/20222765
api.MIDIPort.type 📋Chrome5/19/2015 Firefox12/13/20222765
api.MIDIPort.version 📋Chrome5/19/2015 Firefox12/13/20222765
api.Navigator.requestMIDIAccess 📋Chrome5/19/2015 Firefox12/13/20222765
api.Navigator.requestMIDIAccess.secure_context_required Chrome5/19/2015 Firefox12/13/20222765
api.OES_draw_buffers_indexed 📋Chrome3/29/2022 Firefox12/13/2022259
api.OES_draw_buffers_indexed.blendEquationSeparateiOES 📋Chrome3/29/2022 Firefox12/13/2022259
api.OES_draw_buffers_indexed.blendEquationiOES 📋Chrome3/29/2022 Firefox12/13/2022259
api.OES_draw_buffers_indexed.blendFuncSeparateiOES 📋Chrome3/29/2022 Firefox12/13/2022259
api.OES_draw_buffers_indexed.blendFunciOES 📋Chrome3/29/2022 Firefox12/13/2022259
api.OES_draw_buffers_indexed.colorMaskiOES 📋Chrome3/29/2022 Firefox12/13/2022259
api.OES_draw_buffers_indexed.disableiOES 📋Chrome3/29/2022 Firefox12/13/2022259
api.OES_draw_buffers_indexed.enableiOES 📋Chrome3/29/2022 Firefox12/13/2022259
css.properties.text-emphasis-position.over Chrome3/1/2022 Firefox12/13/2022287
css.properties.text-emphasis-position.under Chrome3/1/2022 Firefox12/13/2022287
css.types.calc-constant 📋Chrome3/1/2022 Firefox12/13/2022287
html.elements.script.type.importmap 📋Chrome3/2/2021 Firefox12/13/2022651
html.elements.source.height Chrome4/13/2021 Firefox12/13/2022609
html.elements.source.width Chrome4/13/2021 Firefox12/13/2022609

2022/11

API First Browser Date Last Browser Date Days
api.HTMLMediaElement.srcObject 📋Firefox11/3/2015 Chrome11/29/20222583
css.at-rules.supports.font-format Firefox10/18/2022 Chrome11/29/202242
css.at-rules.supports.font-tech Firefox10/18/2022 Chrome11/29/202242
css.properties.align-items.flex_context.last_baseline Firefox3/7/2017 Chrome11/29/20222093
css.properties.align-self.flex_context.last_baseline Firefox3/7/2017 Chrome11/29/20222093
css.types.length.vb Firefox5/31/2022 Chrome11/29/2022182
css.types.length.vi Firefox5/31/2022 Chrome11/29/2022182
css.types.length.viewport_percentage_units_dynamic Firefox5/31/2022 Chrome11/29/2022182
css.types.length.viewport_percentage_units_large Firefox5/31/2022 Chrome11/29/2022182
css.types.length.viewport_percentage_units_small Firefox5/31/2022 Chrome11/29/2022182
api.CSSFontPaletteValuesRule 📋Chrome4/26/2022 Firefox11/15/2022203
api.CSSFontPaletteValuesRule.basePalette 📋Chrome4/26/2022 Firefox11/15/2022203
api.CSSFontPaletteValuesRule.fontFamily 📋Chrome4/26/2022 Firefox11/15/2022203
api.CSSFontPaletteValuesRule.name 📋Chrome4/26/2022 Firefox11/15/2022203
api.CSSFontPaletteValuesRule.overrideColors 📋Chrome4/26/2022 Firefox11/15/2022203
css.at-rules.font-face.OpenType_COLRv1 Chrome2/1/2022 Firefox11/15/2022287
css.at-rules.font-palette-values 📋Chrome4/26/2022 Firefox11/15/2022203
css.at-rules.font-palette-values.base-palette 📋Chrome4/26/2022 Firefox11/15/2022203
css.at-rules.font-palette-values.font-family 📋Chrome4/26/2022 Firefox11/15/2022203
css.at-rules.font-palette-values.override-colors 📋Chrome4/26/2022 Firefox11/15/2022203
css.properties.contain-intrinsic-block-size 📋Chrome10/19/2021 Firefox11/15/2022392
css.properties.contain-intrinsic-height 📋Chrome10/19/2021 Firefox11/15/2022392
css.properties.contain-intrinsic-inline-size 📋Chrome10/19/2021 Firefox11/15/2022392
css.properties.contain-intrinsic-size 📋Chrome5/19/2020 Firefox11/15/2022910
css.properties.contain-intrinsic-width 📋Chrome10/19/2021 Firefox11/15/2022392
css.properties.font-palette 📋Chrome4/26/2022 Firefox11/15/2022203

2022/10

API First Browser Date Last Browser Date Days
css.properties.grid-template-columns.animation Firefox3/19/2019 Chrome10/25/20221316
css.properties.grid-template-rows.animation Firefox3/19/2019 Chrome10/25/20221316
api.Element.checkVisibility 📋Chrome9/2/2022 Firefox10/18/202246
api.Element.checkVisibility.options_checkOpacity_parameter 📋Chrome9/2/2022 Firefox10/18/202246
api.Element.checkVisibility.options_checkVisibilityCSS_parameter 📋Chrome9/2/2022 Firefox10/18/202246
api.HTMLMetaElement.media 📋Chrome8/31/2021 Firefox10/18/2022413
api.RTCStatsReport.type_inbound-rtp.audioLevel 📋Chrome10/20/2020 Firefox10/18/2022728
api.RTCStatsReport.type_inbound-rtp.concealmentEvents 📋Chrome10/20/2020 Firefox10/18/2022728
api.RTCStatsReport.type_inbound-rtp.fecPacketsDiscarded 📋Chrome4/7/2020 Firefox10/18/2022924
api.RTCStatsReport.type_inbound-rtp.fecPacketsReceived 📋Chrome4/7/2020 Firefox10/18/2022924
api.RTCStatsReport.type_inbound-rtp.headerBytesReceived 📋Chrome2/4/2020 Firefox10/18/2022987
api.RTCStatsReport.type_inbound-rtp.insertedSamplesForDeceleration 📋Chrome10/20/2020 Firefox10/18/2022728
api.RTCStatsReport.type_inbound-rtp.lastPacketReceivedTimestamp 📋Chrome2/4/2020 Firefox10/18/2022987
api.RTCStatsReport.type_inbound-rtp.qpSum 📋Chrome2/4/2020 Firefox10/18/2022987
api.RTCStatsReport.type_inbound-rtp.removedSamplesForAcceleration 📋Chrome10/20/2020 Firefox10/18/2022728
api.RTCStatsReport.type_inbound-rtp.totalAudioEnergy 📋Chrome10/20/2020 Firefox10/18/2022728
api.RTCStatsReport.type_inbound-rtp.totalDecodeTime 📋Chrome2/4/2020 Firefox10/18/2022987
api.RTCStatsReport.type_inbound-rtp.totalInterFrameDelay 📋Chrome2/4/2020 Firefox10/18/2022987
api.RTCStatsReport.type_inbound-rtp.totalProcessingDelay 📋Chrome6/21/2022 Firefox10/18/2022119
api.RTCStatsReport.type_inbound-rtp.totalSamplesDuration 📋Chrome10/20/2020 Firefox10/18/2022728
api.RTCStatsReport.type_inbound-rtp.totalSquaredInterFrameDelay 📋Chrome2/4/2020 Firefox10/18/2022987
api.RTCStatsReport.type_remote-inbound-rtp.fractionLost 📋Chrome5/25/2021 Firefox10/18/2022511
api.RTCStatsReport.type_remote-inbound-rtp.roundTripTimeMeasurements 📋Chrome5/25/2021 Firefox10/18/2022511
api.RTCStatsReport.type_remote-inbound-rtp.totalRoundTripTime 📋Chrome5/25/2021 Firefox10/18/2022511
javascript.operators.import_meta.resolve 📋Chrome9/2/2022 Firefox10/18/202246

2022/9

API First Browser Date Last Browser Date Days
css.properties.hyphenate-character 📋Firefox3/8/2022 Chrome9/27/2022203
css.types.length.ic Firefox2/8/2022 Chrome9/27/2022231
api.FontFace.worker_support Chrome9/4/2018 Firefox9/20/20221477
api.FontFaceSet.worker_support Chrome9/4/2018 Firefox9/20/20221477
api.FontFaceSetLoadEvent.worker_support Chrome9/4/2018 Firefox9/20/20221477
api.HTMLCanvasElement.transferControlToOffscreen 📋Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvas 📋Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvas.OffscreenCanvas 📋Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvas.contextlost_event 📋Chrome3/1/2022 Firefox9/20/2022203
api.OffscreenCanvas.contextrestored_event 📋Chrome3/1/2022 Firefox9/20/2022203
api.OffscreenCanvas.convertToBlob 📋Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvas.convertToBlob.option_type_parameter_webp Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvas.getContext 📋Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvas.getContext.2d_context Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvas.getContext.bitmaprenderer_context Chrome7/30/2019 Firefox9/20/20221148
api.OffscreenCanvas.getContext.webgl2_context Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvas.getContext.webgl_context Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvas.height 📋Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvas.transferToImageBitmap 📋Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvas.width 📋Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvasRenderingContext2D 📋Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvasRenderingContext2D.arc 📋Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvasRenderingContext2D.arcTo 📋Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvasRenderingContext2D.beginPath 📋Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvasRenderingContext2D.bezierCurveTo 📋Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvasRenderingContext2D.canvas 📋Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvasRenderingContext2D.clearRect 📋Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvasRenderingContext2D.clip 📋Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvasRenderingContext2D.closePath 📋Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvasRenderingContext2D.createConicGradient 📋Chrome3/1/2022 Firefox9/20/2022203
api.OffscreenCanvasRenderingContext2D.createImageData 📋Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvasRenderingContext2D.createLinearGradient 📋Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvasRenderingContext2D.createPattern 📋Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvasRenderingContext2D.createRadialGradient 📋Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvasRenderingContext2D.direction 📋Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvasRenderingContext2D.drawImage 📋Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvasRenderingContext2D.ellipse 📋Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvasRenderingContext2D.fill 📋Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvasRenderingContext2D.fillRect 📋Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvasRenderingContext2D.fillStyle 📋Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvasRenderingContext2D.fillText 📋Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvasRenderingContext2D.font 📋Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvasRenderingContext2D.fontKerning 📋Chrome3/1/2022 Firefox9/20/2022203
api.OffscreenCanvasRenderingContext2D.getImageData 📋Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvasRenderingContext2D.getLineDash 📋Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvasRenderingContext2D.getTransform 📋Chrome2/4/2020 Firefox9/20/2022959
api.OffscreenCanvasRenderingContext2D.globalAlpha 📋Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvasRenderingContext2D.globalCompositeOperation 📋Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvasRenderingContext2D.imageSmoothingEnabled 📋Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvasRenderingContext2D.isPointInPath 📋Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvasRenderingContext2D.isPointInStroke 📋Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvasRenderingContext2D.lineCap 📋Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvasRenderingContext2D.lineDashOffset 📋Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvasRenderingContext2D.lineJoin 📋Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvasRenderingContext2D.lineTo 📋Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvasRenderingContext2D.lineWidth 📋Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvasRenderingContext2D.measureText 📋Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvasRenderingContext2D.miterLimit 📋Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvasRenderingContext2D.moveTo 📋Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvasRenderingContext2D.putImageData 📋Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvasRenderingContext2D.quadraticCurveTo 📋Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvasRenderingContext2D.rect 📋Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvasRenderingContext2D.resetTransform 📋Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvasRenderingContext2D.restore 📋Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvasRenderingContext2D.rotate 📋Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvasRenderingContext2D.save 📋Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvasRenderingContext2D.scale 📋Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvasRenderingContext2D.setLineDash 📋Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvasRenderingContext2D.setTransform 📋Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvasRenderingContext2D.shadowBlur 📋Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvasRenderingContext2D.shadowColor 📋Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvasRenderingContext2D.shadowOffsetX 📋Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvasRenderingContext2D.shadowOffsetY 📋Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvasRenderingContext2D.stroke 📋Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvasRenderingContext2D.strokeRect 📋Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvasRenderingContext2D.strokeStyle 📋Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvasRenderingContext2D.strokeText 📋Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvasRenderingContext2D.textAlign 📋Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvasRenderingContext2D.textBaseline 📋Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvasRenderingContext2D.transform 📋Chrome9/4/2018 Firefox9/20/20221477
api.OffscreenCanvasRenderingContext2D.translate 📋Chrome9/4/2018 Firefox9/20/20221477
api.TextDecoderStream 📋Chrome12/4/2018 Firefox9/20/20221386
api.TextDecoderStream.TextDecoderStream 📋Chrome12/4/2018 Firefox9/20/20221386
api.TextDecoderStream.encoding 📋Chrome12/4/2018 Firefox9/20/20221386
api.TextDecoderStream.fatal 📋Chrome12/4/2018 Firefox9/20/20221386
api.TextDecoderStream.ignoreBOM 📋Chrome12/4/2018 Firefox9/20/20221386
api.TextDecoderStream.readable 📋Chrome12/4/2018 Firefox9/20/20221386
api.TextDecoderStream.writable 📋Chrome12/4/2018 Firefox9/20/20221386
api.TextEncoderStream 📋Chrome12/4/2018 Firefox9/20/20221386
api.TextEncoderStream.TextEncoderStream 📋Chrome12/4/2018 Firefox9/20/20221386
api.TextEncoderStream.encoding 📋Chrome12/4/2018 Firefox9/20/20221386
api.TextEncoderStream.readable 📋Chrome12/4/2018 Firefox9/20/20221386
api.TextEncoderStream.writable 📋Chrome12/4/2018 Firefox9/20/20221386
api.WorkerGlobalScope.fonts 📋Chrome9/4/2018 Firefox9/20/20221477
css.properties.contain.inline-size 📋Firefox5/31/2022 Chrome9/2/202294
css.selectors.modal 📋Firefox7/26/2022 Chrome9/2/202238

2022/8

API First Browser Date Last Browser Date Days
api.CanvasRenderingContext2D.fontKerning 📋Chrome3/1/2022 Firefox8/23/2022175
api.RTCStatsReport.type_inbound-rtp.concealedSamples 📋Chrome10/20/2020 Firefox8/23/2022672
api.RTCStatsReport.type_inbound-rtp.jitterBufferDelay 📋Chrome10/20/2020 Firefox8/23/2022672
api.RTCStatsReport.type_inbound-rtp.jitterBufferEmittedCount 📋Chrome10/20/2020 Firefox8/23/2022672
api.RTCStatsReport.type_inbound-rtp.silentConcealedSamples 📋Chrome10/20/2020 Firefox8/23/2022672
api.RTCStatsReport.type_inbound-rtp.totalSamplesReceived 📋Chrome10/20/2020 Firefox8/23/2022672
api.SVGStyleElement.disabled 📋Chrome9/1/2015 Firefox8/23/20222548
javascript.builtins.Array.findLast 📋Chrome1/4/2022 Firefox8/23/2022231
javascript.builtins.Array.findLastIndex 📋Chrome1/4/2022 Firefox8/23/2022231
javascript.builtins.TypedArray.findLast 📋Chrome1/4/2022 Firefox8/23/2022231
javascript.builtins.TypedArray.findLastIndex 📋Chrome1/4/2022 Firefox8/23/2022231
css.at-rules.media.or_syntax Firefox12/11/2018 Chrome8/2/20221330
css.at-rules.media.range_syntax Firefox6/28/2022 Chrome8/2/202235
css.properties.rotate 📋Firefox1/7/2020 Chrome8/2/2022938
css.properties.rotate.x_y_z_angle Firefox1/7/2020 Chrome8/2/2022938
css.properties.scale 📋Firefox1/7/2020 Chrome8/2/2022938
css.properties.translate 📋Firefox1/7/2020 Chrome8/2/2022938

2022/7

API First Browser Date Last Browser Date Days
api.Performance.measure.measureOptions_parameter Chrome10/22/2019 Firefox7/26/20221008
api.Performance.measure.returns_performancemeasure Chrome10/22/2019 Firefox7/26/20221008
api.PerformanceMeasure.detail 📋Chrome10/22/2019 Firefox7/26/20221008
api.ReadableStream.transferable 📋Chrome11/17/2020 Firefox7/26/2022616
api.TransformStream.transferable 📋Chrome11/17/2020 Firefox7/26/2022616
api.WritableStream.transferable 📋Chrome11/17/2020 Firefox7/26/2022616
api.caches.secure_context_required Chrome3/6/2018 Firefox7/26/20221603
css.properties.backdrop-filter 📋Chrome7/30/2019 Firefox7/26/20221092
css.properties.contain.style 📋Chrome7/20/2016 Firefox7/26/20222197
css.properties.scroll-snap-stop 📋Chrome6/4/2019 Firefox7/26/20221148
javascript.builtins.Error.serializable_object 📋Chrome9/10/2019 Firefox7/26/20221050
javascript.builtins.EvalError.serializable_object 📋Chrome9/10/2019 Firefox7/26/20221050
javascript.builtins.RangeError.serializable_object 📋Chrome9/10/2019 Firefox7/26/20221050
javascript.builtins.ReferenceError.serializable_object 📋Chrome9/10/2019 Firefox7/26/20221050
javascript.builtins.SyntaxError.serializable_object 📋Chrome9/10/2019 Firefox7/26/20221050
javascript.builtins.TypeError.serializable_object 📋Chrome9/10/2019 Firefox7/26/20221050
javascript.builtins.URIError.serializable_object 📋Chrome9/10/2019 Firefox7/26/20221050

2022/6

API First Browser Date Last Browser Date Days
api.ReadableByteStreamController 📋Chrome3/2/2021 Firefox6/28/2022483
api.ReadableByteStreamController.byobRequest 📋Chrome3/2/2021 Firefox6/28/2022483
api.ReadableByteStreamController.close 📋Chrome3/2/2021 Firefox6/28/2022483
api.ReadableByteStreamController.desiredSize 📋Chrome3/2/2021 Firefox6/28/2022483
api.ReadableByteStreamController.enqueue 📋Chrome3/2/2021 Firefox6/28/2022483
api.ReadableByteStreamController.error 📋Chrome3/2/2021 Firefox6/28/2022483
api.ReadableStream.pipeThrough 📋Chrome6/5/2017 Firefox6/28/20221849
api.ReadableStreamBYOBReader 📋Chrome3/2/2021 Firefox6/28/2022483
api.ReadableStreamBYOBReader.ReadableStreamBYOBReader 📋Chrome3/2/2021 Firefox6/28/2022483
api.ReadableStreamBYOBReader.cancel 📋Chrome3/2/2021 Firefox6/28/2022483
api.ReadableStreamBYOBReader.closed 📋Chrome3/2/2021 Firefox6/28/2022483
api.ReadableStreamBYOBReader.read 📋Chrome3/2/2021 Firefox6/28/2022483
api.ReadableStreamBYOBReader.releaseLock 📋Chrome3/2/2021 Firefox6/28/2022483
api.ReadableStreamBYOBRequest 📋Chrome3/2/2021 Firefox6/28/2022483
api.ReadableStreamBYOBRequest.respond 📋Chrome3/2/2021 Firefox6/28/2022483
api.ReadableStreamBYOBRequest.respondWithNewView 📋Chrome3/2/2021 Firefox6/28/2022483
api.ReadableStreamBYOBRequest.view 📋Chrome3/2/2021 Firefox6/28/2022483
api.TransformStream 📋Chrome5/29/2018 Firefox6/28/20221491
api.TransformStream.TransformStream 📋Chrome5/29/2018 Firefox6/28/20221491
api.TransformStream.readable 📋Chrome5/29/2018 Firefox6/28/20221491
api.TransformStream.writable 📋Chrome5/29/2018 Firefox6/28/20221491
api.TransformStreamDefaultController 📋Chrome5/29/2018 Firefox6/28/20221491
api.TransformStreamDefaultController.desiredSize 📋Chrome5/29/2018 Firefox6/28/20221491
api.TransformStreamDefaultController.enqueue 📋Chrome5/29/2018 Firefox6/28/20221491
api.TransformStreamDefaultController.error 📋Chrome5/29/2018 Firefox6/28/20221491
api.TransformStreamDefaultController.terminate 📋Chrome5/29/2018 Firefox6/28/20221491
css.properties.overflow-clip-margin 📋Chrome4/13/2021 Firefox6/28/2022441
api.AbortSignal.timeout_static 📋Firefox5/3/2022 Chrome6/21/202249

2022/5

API First Browser Date Last Browser Date Days
api.CSSStyleSheet.CSSStyleSheet 📋Chrome3/12/2019 Firefox5/31/20221176
api.CSSStyleSheet.replace 📋Chrome3/12/2019 Firefox5/31/20221176
api.CSSStyleSheet.replaceSync 📋Chrome3/12/2019 Firefox5/31/20221176
api.CanvasRenderingContext2D.direction 📋Chrome9/10/2019 Firefox5/31/2022994
api.DOMException.serializable_object 📋Chrome9/10/2019 Firefox5/31/2022994
api.Document.adoptedStyleSheets 📋Chrome3/12/2019 Firefox5/31/20221176
api.HTMLInputElement.showPicker 📋Chrome3/1/2022 Firefox5/31/202291
api.HTMLInputElement.showPicker.color_input Chrome3/1/2022 Firefox5/31/202291
api.HTMLInputElement.showPicker.date_input Chrome3/1/2022 Firefox5/31/202291
api.HTMLInputElement.showPicker.datetime_local_input Chrome3/1/2022 Firefox5/31/202291
api.HTMLInputElement.showPicker.file_input Chrome3/1/2022 Firefox5/31/202291
api.HTMLMediaElement.preservesPitch 📋Chrome10/20/2020 Firefox5/31/2022588
api.Performance.mark.markOptions_parameter Chrome10/22/2019 Firefox5/31/2022952
api.Performance.mark.returns_performancemark Chrome10/22/2019 Firefox5/31/2022952
api.PerformanceMark.PerformanceMark 📋Chrome7/30/2019 Firefox5/31/20221036
api.PerformanceMark.detail 📋Chrome10/22/2019 Firefox5/31/2022952
api.RTCRtpSender.setParameters.parameters_encodings_parameter.maxFramerate 📋Chrome4/7/2020 Firefox5/31/2022784
api.RTCStatsReport.type_inbound-rtp.frameHeight 📋Chrome10/20/2020 Firefox5/31/2022588
api.RTCStatsReport.type_inbound-rtp.frameWidth 📋Chrome10/20/2020 Firefox5/31/2022588
api.RTCStatsReport.type_inbound-rtp.framesPerSecond 📋Chrome10/20/2020 Firefox5/31/2022588
api.RTCStatsReport.type_inbound-rtp.framesReceived 📋Chrome10/20/2020 Firefox5/31/2022588
api.Scheduler 📋Chrome9/21/2021 Firefox5/31/2022252
api.Scheduler.postTask 📋Chrome9/21/2021 Firefox5/31/2022252
api.ShadowRoot.adoptedStyleSheets 📋Chrome3/12/2019 Firefox5/31/20221176
api.TaskController 📋Chrome9/21/2021 Firefox5/31/2022252
api.TaskController.TaskController 📋Chrome9/21/2021 Firefox5/31/2022252
api.TaskController.setPriority 📋Chrome9/21/2021 Firefox5/31/2022252
api.TaskPriorityChangeEvent 📋Chrome9/21/2021 Firefox5/31/2022252
api.TaskPriorityChangeEvent.TaskPriorityChangeEvent 📋Chrome9/21/2021 Firefox5/31/2022252
api.TaskPriorityChangeEvent.previousPriority 📋Chrome9/21/2021 Firefox5/31/2022252
api.TaskSignal 📋Chrome9/21/2021 Firefox5/31/2022252
api.TaskSignal.priority 📋Chrome9/21/2021 Firefox5/31/2022252
api.TaskSignal.prioritychange_event 📋Chrome9/21/2021 Firefox5/31/2022252
api.scheduler 📋Chrome9/21/2021 Firefox5/31/2022252
css.at-rules.media.prefers-contrast 📋Chrome11/15/2021 Firefox5/31/2022197
api.AudioContext.outputLatency 📋Firefox10/22/2019 Chrome5/24/2022945
api.RTCStatsReport.type_outbound-rtp.headerBytesSent 📋Chrome2/4/2020 Firefox5/3/2022819
api.RTCStatsReport.type_outbound-rtp.retransmittedBytesSent 📋Chrome2/4/2020 Firefox5/3/2022819
api.RTCStatsReport.type_outbound-rtp.retransmittedPacketsSent 📋Chrome2/4/2020 Firefox5/3/2022819
api.ReadableStream.pipeTo 📋Chrome6/5/2017 Firefox5/3/20221793
api.ReadableStreamDefaultReader.ReadableStreamDefaultReader 📋Chrome10/22/2019 Firefox5/3/2022924
api.WritableStream 📋Chrome6/5/2017 Firefox5/3/20221793
api.WritableStream.WritableStream 📋Chrome6/5/2017 Firefox5/3/20221793
api.WritableStream.abort 📋Chrome6/5/2017 Firefox5/3/20221793
api.WritableStream.close 📋Chrome4/7/2020 Firefox5/3/2022756
api.WritableStream.getWriter 📋Chrome6/5/2017 Firefox5/3/20221793
api.WritableStream.locked 📋Chrome6/5/2017 Firefox5/3/20221793
api.WritableStreamDefaultController 📋Chrome6/5/2017 Firefox5/3/20221793
api.WritableStreamDefaultController.error 📋Chrome6/5/2017 Firefox5/3/20221793
api.WritableStreamDefaultController.signal 📋Chrome2/1/2022 Firefox5/3/202291
api.WritableStreamDefaultWriter 📋Chrome6/5/2017 Firefox5/3/20221793
api.WritableStreamDefaultWriter.WritableStreamDefaultWriter 📋Chrome10/22/2019 Firefox5/3/2022924
api.WritableStreamDefaultWriter.abort 📋Chrome6/5/2017 Firefox5/3/20221793
api.WritableStreamDefaultWriter.close 📋Chrome6/5/2017 Firefox5/3/20221793
api.WritableStreamDefaultWriter.closed 📋Chrome6/5/2017 Firefox5/3/20221793
api.WritableStreamDefaultWriter.desiredSize 📋Chrome6/5/2017 Firefox5/3/20221793
api.WritableStreamDefaultWriter.ready 📋Chrome6/5/2017 Firefox5/3/20221793
api.WritableStreamDefaultWriter.releaseLock 📋Chrome6/5/2017 Firefox5/3/20221793
api.WritableStreamDefaultWriter.write 📋Chrome6/5/2017 Firefox5/3/20221793
css.at-rules.media.dynamic-range 📋Chrome2/1/2022 Firefox5/3/202291
css.at-rules.media.video-dynamic-range 📋Chrome2/1/2022 Firefox5/3/202291

2022/4

API First Browser Date Last Browser Date Days
api.MediaCapabilities.encodingInfo 📋Firefox10/23/2018 Chrome4/26/20221281
css.types.color.hwb 📋Firefox1/11/2022 Chrome4/26/2022105
api.DedicatedWorkerGlobalScope.cancelAnimationFrame 📋Chrome9/4/2018 Firefox4/5/20221309
api.DedicatedWorkerGlobalScope.requestAnimationFrame 📋Chrome9/4/2018 Firefox4/5/20221309
api.FetchEvent.preloadResponse 📋Chrome6/5/2017 Firefox4/5/20221765
api.NavigationPreloadManager 📋Chrome6/5/2017 Firefox4/5/20221765
api.NavigationPreloadManager.disable 📋Chrome6/5/2017 Firefox4/5/20221765
api.NavigationPreloadManager.enable 📋Chrome6/5/2017 Firefox4/5/20221765
api.NavigationPreloadManager.getState 📋Chrome6/5/2017 Firefox4/5/20221765
api.NavigationPreloadManager.setHeaderValue 📋Chrome6/5/2017 Firefox4/5/20221765
api.Navigator.pdfViewerEnabled 📋Chrome9/21/2021 Firefox4/5/2022196
api.RTCPeerConnection.setConfiguration 📋Chrome1/20/2016 Firefox4/5/20222267
api.ServiceWorkerRegistration.navigationPreload 📋Chrome6/5/2017 Firefox4/5/20221765
css.properties.mix-blend-mode.plus-lighter Chrome3/29/2022 Firefox4/5/20227
css.properties.scroll-snap-type 📋Chrome9/4/2018 Firefox4/5/20221309

2022/3

API First Browser Date Last Browser Date Days
api.AbortSignal.throwIfAborted 📋Firefox2/8/2022 Chrome3/29/202249
api.Window.moveTo.relative-multi-screen Firefox11/9/2004 Chrome3/29/20226349
api.Window.open.relative-multi-screen Firefox11/9/2004 Chrome3/29/20226349
api.Window.screenLeft.relative-multi-screen Firefox12/11/2018 Chrome3/29/20221204
api.Window.screenTop.relative-multi-screen Firefox12/11/2018 Chrome3/29/20221204
api.Window.screenX.relative-multi-screen Firefox11/9/2004 Chrome3/29/20226349
api.Window.screenY.relative-multi-screen Firefox12/11/2018 Chrome3/29/20221204
api.ElementInternals.checkValidity 📋Chrome9/10/2019 Firefox3/8/2022910
api.ElementInternals.form 📋Chrome9/10/2019 Firefox3/8/2022910
api.ElementInternals.labels 📋Chrome9/10/2019 Firefox3/8/2022910
api.ElementInternals.reportValidity 📋Chrome9/10/2019 Firefox3/8/2022910
api.ElementInternals.setFormValue 📋Chrome9/10/2019 Firefox3/8/2022910
api.ElementInternals.setValidity 📋Chrome9/10/2019 Firefox3/8/2022910
api.ElementInternals.validationMessage 📋Chrome9/10/2019 Firefox3/8/2022910
api.ElementInternals.validity 📋Chrome9/10/2019 Firefox3/8/2022910
api.ElementInternals.willValidate 📋Chrome9/10/2019 Firefox3/8/2022910
api.HTMLDialogElement 📋Chrome8/26/2014 Firefox3/8/20222751
api.HTMLDialogElement.cancel_event 📋Chrome8/26/2014 Firefox3/8/20222751
api.HTMLDialogElement.close 📋Chrome8/26/2014 Firefox3/8/20222751
api.HTMLDialogElement.close_event 📋Chrome8/26/2014 Firefox3/8/20222751
api.HTMLDialogElement.open 📋Chrome8/26/2014 Firefox3/8/20222751
api.HTMLDialogElement.returnValue 📋Chrome8/26/2014 Firefox3/8/20222751
api.HTMLDialogElement.show 📋Chrome8/26/2014 Firefox3/8/20222751
api.HTMLDialogElement.showModal 📋Chrome8/26/2014 Firefox3/8/20222751
api.HTMLElement.outerText 📋Chrome12/11/2008 Firefox3/8/20224835
api.RTCStatsReport.type_codec 📋Chrome2/4/2020 Firefox3/8/2022763
api.RTCStatsReport.type_codec.channels 📋Chrome5/19/2020 Firefox3/8/2022658
api.RTCStatsReport.type_codec.clockRate 📋Chrome2/4/2020 Firefox3/8/2022763
api.RTCStatsReport.type_codec.id 📋Chrome2/4/2020 Firefox3/8/2022763
api.RTCStatsReport.type_codec.mimeType 📋Chrome2/4/2020 Firefox3/8/2022763
api.RTCStatsReport.type_codec.payloadType 📋Chrome2/4/2020 Firefox3/8/2022763
api.RTCStatsReport.type_codec.sdpFmtpLine 📋Chrome5/19/2020 Firefox3/8/2022658
api.RTCStatsReport.type_codec.timestamp 📋Chrome2/4/2020 Firefox3/8/2022763
api.RTCStatsReport.type_codec.transportId 📋Chrome3/2/2021 Firefox3/8/2022371
api.RTCStatsReport.type_codec.type 📋Chrome2/4/2020 Firefox3/8/2022763
api.RTCStatsReport.type_inbound-rtp.codecId 📋Chrome2/4/2020 Firefox3/8/2022763
api.RTCStatsReport.type_outbound-rtp.codecId 📋Chrome2/4/2020 Firefox3/8/2022763
api.RTCStatsReport.type_remote-inbound-rtp.codecId 📋Chrome2/4/2020 Firefox3/8/2022763
api.RTCStatsReport.type_remote-outbound-rtp.codecId 📋Chrome5/25/2021 Firefox3/8/2022287
api.createImageBitmap.options_colorSpaceConversion_parameter Chrome4/19/2017 Firefox3/8/20221784
api.createImageBitmap.options_resizeHeight_parameter Chrome10/12/2016 Firefox3/8/20221973
api.createImageBitmap.options_resizeWidth_parameter Chrome10/12/2016 Firefox3/8/20221973
css.selectors.backdrop.dialog Chrome1/14/2014 Firefox3/8/20222975
html.elements.dialog 📋Chrome8/26/2014 Firefox3/8/20222751
html.elements.dialog.open Chrome8/26/2014 Firefox3/8/20222751
api.CSSImportRule.layerName 📋Firefox2/8/2022 Chrome3/1/202221
api.CSSLayerBlockRule 📋Firefox2/8/2022 Chrome3/1/202221
api.CSSLayerBlockRule.name 📋Firefox2/8/2022 Chrome3/1/202221
api.CSSLayerStatementRule 📋Firefox2/8/2022 Chrome3/1/202221
api.CSSLayerStatementRule.nameList 📋Firefox2/8/2022 Chrome3/1/202221
api.HTMLCanvasElement.getContext.2d_context.options_willReadFrequently_parameter 📋Firefox3/18/2014 Chrome3/1/20222905
css.at-rules.import.layer Firefox2/8/2022 Chrome3/1/202221
css.at-rules.layer 📋Firefox2/8/2022 Chrome3/1/202221
css.properties.text-emphasis 📋Firefox4/26/2016 Chrome3/1/20222135
css.properties.text-emphasis-color 📋Firefox4/26/2016 Chrome3/1/20222135
css.properties.text-emphasis-position 📋Firefox4/26/2016 Chrome3/1/20222135
css.properties.text-emphasis-style 📋Firefox4/26/2016 Chrome3/1/20222135
javascript.builtins.Intl.supportedValuesOf 📋Firefox10/5/2021 Chrome3/1/2022147

2022/2

API First Browser Date Last Browser Date Days
api.AbortSignal.abort_static.reason_parameter 📋Chrome2/1/2022 Firefox2/8/20227
api.AbortSignal.reason 📋Chrome2/1/2022 Firefox2/8/20227
api.ImageBitmapRenderingContext.canvas 📋Chrome4/17/2018 Firefox2/8/20221393
css.properties.d 📋Chrome2/4/2020 Firefox2/8/2022735
css.properties.print-color-adjust 📋Chrome2/8/2012 Firefox2/8/20223653
css.properties.scrollbar-gutter 📋Chrome9/21/2021 Firefox2/8/2022140
css.types.basic-shape.path 📋Chrome1/19/2021 Firefox2/8/2022385
css.types.basic-shape.path.d 📋Chrome7/20/2016 Firefox2/8/20222029
api.BarProp.visible.returns_popup Firefox1/11/2022 Chrome2/1/202221
api.Window.open.features_parameter_popup Firefox1/11/2022 Chrome2/1/202221
api.structuredClone 📋Firefox11/2/2021 Chrome2/1/202291
css.properties.color-scheme.only_dark Firefox1/11/2022 Chrome2/1/202221
css.properties.color-scheme.only_light Firefox1/11/2022 Chrome2/1/202221

2022/1

API First Browser Date Last Browser Date Days
api.HTMLCanvasElement.toBlob.type_parameter_webp Chrome4/13/2016 Firefox1/11/20222099
api.HTMLCanvasElement.toDataURL.type_parameter_webp Chrome2/8/2012 Firefox1/11/20223625
api.Lock 📋Chrome9/4/2018 Firefox1/11/20221225
api.Lock.mode 📋Chrome9/4/2018 Firefox1/11/20221225
api.Lock.name 📋Chrome9/4/2018 Firefox1/11/20221225
api.LockManager 📋Chrome9/4/2018 Firefox1/11/20221225
api.LockManager.query 📋Chrome9/4/2018 Firefox1/11/20221225
api.LockManager.request 📋Chrome9/4/2018 Firefox1/11/20221225
api.Navigator.canShare 📋Chrome3/2/2021 Firefox1/11/2022315
api.Navigator.canShare.data_text_parameter 📋Chrome3/2/2021 Firefox1/11/2022315
api.Navigator.locks 📋Chrome9/4/2018 Firefox1/11/20221225
api.PushSubscription.expirationTime 📋Chrome7/25/2017 Firefox1/11/20221631
api.RTCStatsReport.type_inbound-rtp.packetsDiscarded 📋Chrome9/21/2021 Firefox1/11/2022112
api.RTCStatsReport.type_remote-inbound-rtp.roundTripTime 📋Chrome2/4/2020 Firefox1/11/2022707
api.WorkerNavigator.locks 📋Chrome9/4/2018 Firefox1/11/20221225
css.properties.color-scheme 📋Chrome4/7/2020 Firefox1/11/2022644
html.elements.meta.name.color-scheme Chrome4/7/2020 Firefox1/11/2022644
api.PermissionStatus.name 📋Firefox10/5/2021 Chrome1/4/202291
css.properties.font-synthesis 📋Firefox12/1/2014 Chrome1/4/20222591
css.properties.font-synthesis.small-caps Firefox10/5/2021 Chrome1/4/202291
css.properties.font-synthesis.style Firefox1/7/2020 Chrome1/4/2022728
css.properties.font-synthesis.weight Firefox1/7/2020 Chrome1/4/2022728

2021/12

API First Browser Date Last Browser Date Days
api.Crypto.randomUUID 📋Chrome7/20/2021 Firefox12/7/2021140
api.HTMLElement.inputMode 📋Chrome4/17/2018 Firefox12/7/20211330
css.at-rules.page.size 📋Chrome10/25/2011 Firefox12/7/20213696
css.at-rules.page.size.jis-b4 📋Chrome5/19/2020 Firefox12/7/2021567
css.at-rules.page.size.jis-b5 📋Chrome5/19/2020 Firefox12/7/2021567
html.global_attributes.inputmode 📋Chrome4/17/2018 Firefox12/7/20211330
html.manifest.id 📋Chrome11/15/2021 Firefox12/7/202122

2021/11

API First Browser Date Last Browser Date Days
api.HTMLScriptElement.supports_static 📋Firefox11/2/2021 Chrome11/15/202113
api.Element.attachShadow.init_delegatesFocus_parameter 📋Chrome8/31/2016 Firefox11/2/20211889
api.HTMLElement.enterKeyHint 📋Chrome9/10/2019 Firefox11/2/2021784
api.ShadowRoot.delegatesFocus 📋Chrome8/31/2016 Firefox11/2/20211889
css.properties.block-size.fit-content Chrome3/9/2017 Firefox11/2/20211699
css.properties.flex-basis.fit-content Chrome9/21/2021 Firefox11/2/202142
css.properties.height.fit-content Chrome10/13/2015 Firefox11/2/20212212
css.properties.inline-size.fit-content Chrome3/9/2017 Firefox11/2/20211699
css.properties.max-block-size.fit-content Chrome3/9/2017 Firefox11/2/20211699
css.properties.max-height.fit-content Chrome10/13/2015 Firefox11/2/20212212
css.properties.max-inline-size.fit-content Chrome3/9/2017 Firefox11/2/20211699
css.properties.max-width.fit-content Chrome10/13/2015 Firefox11/2/20212212
css.properties.min-block-size.fit-content Chrome3/9/2017 Firefox11/2/20211699
css.properties.min-height.fit-content Chrome10/13/2015 Firefox11/2/20212212
css.properties.min-inline-size.fit-content Chrome3/9/2017 Firefox11/2/20211699
css.properties.min-width.fit-content Chrome10/13/2015 Firefox11/2/20212212
css.properties.width.fit-content 📋Chrome10/13/2015 Firefox11/2/20212212
html.global_attributes.enterkeyhint 📋Chrome9/10/2019 Firefox11/2/2021784

2021/10

API First Browser Date Last Browser Date Days
api.reportError 📋Firefox10/5/2021 Chrome10/19/202114
javascript.builtins.Intl.DateTimeFormat.DateTimeFormat.options_parameter.options_timeZoneName_parameter.extended_values Firefox8/10/2021 Chrome10/19/202170
api.Document.securitypolicyviolation_event 📋Chrome7/30/2019 Firefox10/5/2021798
api.ElementInternals 📋Chrome9/10/2019 Firefox10/5/2021756
api.ElementInternals.shadowRoot 📋Chrome1/19/2021 Firefox10/5/2021259
api.HTMLElement.attachInternals 📋Chrome9/10/2019 Firefox10/5/2021756
api.ResizeObserverEntry.devicePixelContentBoxSize 📋Chrome7/27/2020 Firefox10/5/2021435
api.SVGAnimationElement.beginEvent_event 📋Chrome5/20/2014 Firefox10/5/20212695
api.SVGAnimationElement.endEvent_event 📋Chrome5/20/2014 Firefox10/5/20212695
api.SVGAnimationElement.repeatEvent_event 📋Chrome5/20/2014 Firefox10/5/20212695
api.createImageBitmap.options_imageOrientation_parameter Chrome7/20/2016 Firefox10/5/20211903
api.createImageBitmap.options_premultiplyAlpha_parameter Chrome7/20/2016 Firefox10/5/20211903
css.properties.image-rendering.pixelated Chrome3/3/2015 Firefox10/5/20212408
html.elements.input.type_datetime-local 📋Chrome6/26/2012 Firefox10/5/20213388
javascript.classes.static_initialization_blocks 📋Chrome9/21/2021 Firefox10/5/202114

2021/9

API First Browser Date Last Browser Date Days
css.properties.flex-basis.content Firefox6/26/2018 Chrome9/21/20211183
css.properties.flex-basis.max-content Firefox3/19/2019 Chrome9/21/2021917
css.properties.flex-basis.min-content Firefox3/19/2019 Chrome9/21/2021917
css.properties.outline 📋Firefox4/19/2021 Chrome9/21/2021155
api.CustomElementRegistry.define.disabledFeatures_static_property Chrome9/10/2019 Firefox9/7/2021728
api.HTMLSlotElement.assign 📋Chrome10/20/2020 Firefox9/7/2021322
api.ResizeObserverEntry.borderBoxSize 📋Chrome7/27/2020 Firefox9/7/2021407
api.ResizeObserverEntry.contentBoxSize 📋Chrome7/27/2020 Firefox9/7/2021407
api.ShadowRoot.slotAssignment 📋Chrome10/20/2020 Firefox9/7/2021322
css.at-rules.font-face.size-adjust 📋Chrome7/20/2021 Firefox9/7/202149
css.properties.accent-color 📋Chrome8/31/2021 Firefox9/7/20217
css.properties.accent-color.auto Chrome8/31/2021 Firefox9/7/20217
css.properties.break-inside.avoid-column Chrome2/4/2020 Firefox9/7/2021581
css.properties.break-inside.avoid-page Chrome2/4/2020 Firefox9/7/2021581
css.properties.break-inside.multicol_context.avoid-column Chrome4/13/2016 Firefox9/7/20211973
css.properties.break-inside.paged_context.avoid-page Chrome5/25/2016 Firefox9/7/20211931
css.properties.font-family.system-ui Chrome1/25/2017 Firefox9/7/20211686
javascript.builtins.Object.hasOwn 📋Chrome8/31/2021 Firefox9/7/20217

2021/8

API First Browser Date Last Browser Date Days
api.AbortSignal.abort_static 📋Firefox4/19/2021 Chrome8/31/2021134
api.EXT_texture_compression_bptc 📋Firefox7/9/2019 Chrome8/31/2021784
api.EXT_texture_compression_rgtc 📋Firefox1/29/2019 Chrome8/31/2021945
api.OVR_multiview2 📋Firefox12/10/2019 Chrome8/31/2021630
api.OVR_multiview2.framebufferTextureMultiviewOVR 📋Firefox12/10/2019 Chrome8/31/2021630
api.RTCStatsReport.type_outbound-rtp.nackCount 📋Firefox8/8/2017 Chrome8/31/20211484
css.properties.align-content.flex_context.start_end Firefox3/8/2016 Chrome8/31/20212002
css.properties.align-items.flex_context.start_end Firefox3/8/2016 Chrome8/31/20212002
css.properties.align-self.flex_context.start_end Firefox3/8/2016 Chrome8/31/20212002
css.properties.justify-content.flex_context.left_right Firefox3/7/2017 Chrome8/31/20211638
css.properties.justify-content.flex_context.start_end Firefox3/8/2016 Chrome8/31/20212002
javascript.builtins.Error.Error.options_cause_parameter 📋Firefox8/10/2021 Chrome8/31/202121
javascript.builtins.Error.cause 📋Firefox8/10/2021 Chrome8/31/202121
api.Gamepad.secure_context_required Chrome10/20/2020 Firefox8/10/2021294
api.GamepadButton.secure_context_required Chrome10/20/2020 Firefox8/10/2021294
api.GamepadEvent.secure_context_required Chrome10/20/2020 Firefox8/10/2021294
api.GamepadHapticActuator.secure_context_required Chrome10/20/2020 Firefox8/10/2021294
api.Navigator.getGamepads.secure_context_required Chrome10/20/2020 Firefox8/10/2021294
api.VisualViewport 📋Chrome9/5/2017 Firefox8/10/20211435
api.VisualViewport.height 📋Chrome9/5/2017 Firefox8/10/20211435
api.VisualViewport.offsetLeft 📋Chrome9/5/2017 Firefox8/10/20211435
api.VisualViewport.offsetTop 📋Chrome9/5/2017 Firefox8/10/20211435
api.VisualViewport.pageLeft 📋Chrome9/5/2017 Firefox8/10/20211435
api.VisualViewport.pageTop 📋Chrome9/5/2017 Firefox8/10/20211435
api.VisualViewport.resize_event 📋Chrome10/17/2017 Firefox8/10/20211393
api.VisualViewport.scale 📋Chrome9/5/2017 Firefox8/10/20211435
api.VisualViewport.scroll_event 📋Chrome10/17/2017 Firefox8/10/20211393
api.VisualViewport.width 📋Chrome9/5/2017 Firefox8/10/20211435
api.Window.visualViewport 📋Chrome9/5/2017 Firefox8/10/20211435
css.properties.tab-size 📋Chrome7/31/2012 Firefox8/10/20213297
javascript.builtins.Intl.DateTimeFormat.formatRange 📋Chrome7/30/2019 Firefox8/10/2021742
javascript.builtins.Intl.DateTimeFormat.formatRangeToParts 📋Chrome7/30/2019 Firefox8/10/2021742

2021/7

API First Browser Date Last Browser Date Days
api.Navigator.registerProtocolHandler.scheme_parameter_matrix Firefox7/13/2021 Chrome7/20/20217
javascript.builtins.Array.at 📋Firefox7/13/2021 Chrome7/20/20217
javascript.builtins.Intl.DateTimeFormat.DateTimeFormat.options_parameter.options_dayPeriod_parameter Firefox7/13/2021 Chrome7/20/20217
javascript.builtins.String.at 📋Firefox7/13/2021 Chrome7/20/20217
javascript.builtins.TypedArray.at 📋Firefox7/13/2021 Chrome7/20/20217
api.WheelEvent.wheelDelta Chrome12/11/2008 Firefox7/13/20214597
api.WheelEvent.wheelDeltaX Chrome12/11/2008 Firefox7/13/20214597
api.WheelEvent.wheelDeltaY Chrome12/11/2008 Firefox7/13/20214597
css.properties.scroll-margin 📋Chrome9/4/2018 Firefox7/13/20211043
javascript.classes.private_class_fields 📋Chrome4/23/2019 Firefox7/13/2021812
javascript.classes.private_class_fields_in 📋Chrome5/25/2021 Firefox7/13/202149
javascript.classes.private_class_methods 📋Chrome7/27/2020 Firefox7/13/2021351

2021/6

API First Browser Date Last Browser Date Days
api.EventCounts 📋Chrome8/25/2020 Firefox6/1/2021280
api.EventCounts.@@iterator Chrome8/25/2020 Firefox6/1/2021280
api.EventCounts.entries Chrome8/25/2020 Firefox6/1/2021280
api.EventCounts.forEach Chrome8/25/2020 Firefox6/1/2021280
api.EventCounts.get Chrome8/25/2020 Firefox6/1/2021280
api.EventCounts.has Chrome8/25/2020 Firefox6/1/2021280
api.EventCounts.keys Chrome8/25/2020 Firefox6/1/2021280
api.EventCounts.size Chrome8/25/2020 Firefox6/1/2021280
api.EventCounts.values Chrome8/25/2020 Firefox6/1/2021280
api.FontFace.ascentOverride 📋Chrome11/17/2020 Firefox6/1/2021196
api.FontFace.descentOverride 📋Chrome11/17/2020 Firefox6/1/2021196
api.FontFace.lineGapOverride 📋Chrome11/17/2020 Firefox6/1/2021196
api.Performance.eventCounts 📋Chrome8/25/2020 Firefox6/1/2021280
api.PerformanceEventTiming 📋Chrome7/30/2019 Firefox6/1/2021672
api.PerformanceEventTiming.cancelable 📋Chrome7/30/2019 Firefox6/1/2021672
api.PerformanceEventTiming.processingEnd 📋Chrome7/30/2019 Firefox6/1/2021672
api.PerformanceEventTiming.processingStart 📋Chrome7/30/2019 Firefox6/1/2021672
api.PerformanceEventTiming.target 📋Chrome8/25/2020 Firefox6/1/2021280
api.PerformanceEventTiming.toJSON 📋Chrome7/30/2019 Firefox6/1/2021672
api.PointerEvent.getPredictedEvents 📋Chrome9/10/2019 Firefox6/1/2021630
api.Window.gamepadconnected_event 📋Chrome5/20/2014 Firefox6/1/20212569
api.Window.gamepaddisconnected_event 📋Chrome5/20/2014 Firefox6/1/20212569
css.at-rules.font-face.ascent-override 📋Chrome11/17/2020 Firefox6/1/2021196
css.at-rules.font-face.descent-override 📋Chrome11/17/2020 Firefox6/1/2021196
css.at-rules.font-face.line-gap-override 📋Chrome11/17/2020 Firefox6/1/2021196
css.at-rules.media.forced-colors 📋Chrome3/2/2021 Firefox6/1/202191
css.properties.aspect-ratio 📋Chrome1/19/2021 Firefox6/1/2021133
javascript.operators.await.top_level 📋Chrome3/2/2021 Firefox6/1/202191

2021/5

API First Browser Date Last Browser Date Days
api.CSSCounterStyleRule 📋Firefox10/14/2014 Chrome5/25/20212415
api.CSSCounterStyleRule.additiveSymbols 📋Firefox10/14/2014 Chrome5/25/20212415
api.CSSCounterStyleRule.fallback 📋Firefox10/14/2014 Chrome5/25/20212415
api.CSSCounterStyleRule.name 📋Firefox10/14/2014 Chrome5/25/20212415
api.CSSCounterStyleRule.negative 📋Firefox10/14/2014 Chrome5/25/20212415
api.CSSCounterStyleRule.pad 📋Firefox10/14/2014 Chrome5/25/20212415
api.CSSCounterStyleRule.prefix 📋Firefox10/14/2014 Chrome5/25/20212415
api.CSSCounterStyleRule.range 📋Firefox10/14/2014 Chrome5/25/20212415
api.CSSCounterStyleRule.speakAs 📋Firefox10/14/2014 Chrome5/25/20212415
api.CSSCounterStyleRule.suffix 📋Firefox10/14/2014 Chrome5/25/20212415
api.CSSCounterStyleRule.symbols 📋Firefox10/14/2014 Chrome5/25/20212415
api.CSSCounterStyleRule.system 📋Firefox10/14/2014 Chrome5/25/20212415
api.RTCStatsReport.type_inbound-rtp.remoteId 📋Firefox7/9/2019 Chrome5/25/2021686
api.RTCStatsReport.type_local-candidate.address 📋Firefox1/29/2019 Chrome5/25/2021847
api.RTCStatsReport.type_remote-candidate.address 📋Firefox1/29/2019 Chrome5/25/2021847
api.RTCStatsReport.type_remote-outbound-rtp 📋Firefox2/4/2014 Chrome5/25/20212667
api.RTCStatsReport.type_remote-outbound-rtp.bytesSent 📋Firefox1/7/2020 Chrome5/25/2021504
api.RTCStatsReport.type_remote-outbound-rtp.id 📋Firefox1/7/2020 Chrome5/25/2021504
api.RTCStatsReport.type_remote-outbound-rtp.kind 📋Firefox10/23/2018 Chrome5/25/2021945
api.RTCStatsReport.type_remote-outbound-rtp.localId 📋Firefox7/9/2019 Chrome5/25/2021686
api.RTCStatsReport.type_remote-outbound-rtp.packetsSent 📋Firefox1/7/2020 Chrome5/25/2021504
api.RTCStatsReport.type_remote-outbound-rtp.remoteTimestamp 📋Firefox7/28/2020 Chrome5/25/2021301
api.RTCStatsReport.type_remote-outbound-rtp.ssrc 📋Firefox2/4/2014 Chrome5/25/20212667
api.RTCStatsReport.type_remote-outbound-rtp.timestamp 📋Firefox1/7/2020 Chrome5/25/2021504
api.RTCStatsReport.type_remote-outbound-rtp.type 📋Firefox1/7/2020 Chrome5/25/2021504
css.at-rules.counter-style 📋Firefox10/14/2014 Chrome5/25/20212415
css.at-rules.counter-style.additive-symbols 📋Firefox10/14/2014 Chrome5/25/20212415
css.at-rules.counter-style.fallback 📋Firefox10/14/2014 Chrome5/25/20212415
css.at-rules.counter-style.negative 📋Firefox10/14/2014 Chrome5/25/20212415
css.at-rules.counter-style.pad 📋Firefox10/14/2014 Chrome5/25/20212415
css.at-rules.counter-style.prefix 📋Firefox10/14/2014 Chrome5/25/20212415
css.at-rules.counter-style.range 📋Firefox10/14/2014 Chrome5/25/20212415
css.at-rules.counter-style.suffix 📋Firefox10/14/2014 Chrome5/25/20212415
css.at-rules.counter-style.symbols 📋Firefox10/14/2014 Chrome5/25/20212415
css.at-rules.counter-style.system 📋Firefox10/14/2014 Chrome5/25/20212415
css.properties.list-style-type.cjk-decimal Firefox3/18/2014 Chrome5/25/20212625
css.properties.list-style-type.ethiopic-numeric Firefox10/14/2014 Chrome5/25/20212415
css.properties.list-style-type.japanese-formal Firefox3/18/2014 Chrome5/25/20212625
css.properties.list-style-type.japanese-informal Firefox3/18/2014 Chrome5/25/20212625
css.properties.list-style-type.tamil Firefox10/14/2014 Chrome5/25/20212415
javascript.builtins.Intl.DateTimeFormat.DateTimeFormat.IntlLegacyConstructedSymbol Firefox6/13/2017 Chrome5/25/20211442
javascript.builtins.Intl.NumberFormat.NumberFormat.IntlLegacyConstructedSymbol Firefox6/13/2017 Chrome5/25/20211442

2021/4

API First Browser Date Last Browser Date Days
javascript.builtins.RegExp.hasIndices 📋Chrome4/13/2021 Firefox4/19/20216
api.AbstractRange 📋Firefox9/3/2019 Chrome4/13/2021588
api.AbstractRange.collapsed 📋Firefox9/3/2019 Chrome4/13/2021588
api.AbstractRange.endContainer 📋Firefox9/3/2019 Chrome4/13/2021588
api.AbstractRange.endOffset 📋Firefox9/3/2019 Chrome4/13/2021588
api.AbstractRange.startContainer 📋Firefox9/3/2019 Chrome4/13/2021588
api.AbstractRange.startOffset 📋Firefox9/3/2019 Chrome4/13/2021588
api.EventTarget.addEventListener.options_parameter.options_signal_parameter 📋Firefox2/23/2021 Chrome4/13/202149
api.StaticRange.StaticRange 📋Firefox12/10/2019 Chrome4/13/2021490
css.properties.overflow.clip Firefox9/22/2020 Chrome4/13/2021203
css.properties.overflow-x.clip Firefox9/22/2020 Chrome4/13/2021203
css.properties.overflow-y.clip Firefox9/22/2020 Chrome4/13/2021203
css.types.overflow.clip Firefox9/22/2020 Chrome4/13/2021203

2021/3

API First Browser Date Last Browser Date Days
api.Element.beforeinput_event 📋Chrome7/25/2017 Firefox3/23/20211337
api.InputEvent.getTargetRanges 📋Chrome7/25/2017 Firefox3/23/20211337
api.MediaSource.sourceclose_event 📋Chrome8/31/2016 Firefox3/23/20211665
css.selectors.any-link.not_match_link Chrome3/6/2018 Firefox3/23/20211113
css.selectors.link.not_match_link Chrome12/11/2008 Firefox3/23/20214485
css.selectors.visited.not_match_link Chrome12/11/2008 Firefox3/23/20214485
api.Navigator.share 📋Firefox12/10/2019 Chrome3/2/2021448
api.Navigator.share.data_text_parameter 📋Firefox12/10/2019 Chrome3/2/2021448
css.properties.border-end-end-radius 📋Firefox3/19/2019 Chrome3/2/2021714
css.properties.border-end-start-radius 📋Firefox3/19/2019 Chrome3/2/2021714
css.properties.border-start-end-radius 📋Firefox3/19/2019 Chrome3/2/2021714
css.properties.border-start-start-radius 📋Firefox3/19/2019 Chrome3/2/2021714
css.properties.list-style-type.disclosure-closed Firefox10/14/2014 Chrome3/2/20212331
css.properties.list-style-type.disclosure-open Firefox10/14/2014 Chrome3/2/20212331
css.properties.text-decoration-thickness 📋Firefox10/22/2019 Chrome3/2/2021497
css.selectors.file-selector-button 📋Firefox10/20/2020 Chrome3/2/2021133
html.elements.summary.display_list_item Firefox9/20/2016 Chrome3/2/20211624

2021/2

API First Browser Date Last Browser Date Days
javascript.builtins.Intl.DisplayNames 📋Chrome4/7/2020 Firefox2/23/2021322
javascript.builtins.Intl.DisplayNames.DisplayNames 📋Chrome4/7/2020 Firefox2/23/2021322
javascript.builtins.Intl.DisplayNames.of 📋Chrome4/7/2020 Firefox2/23/2021322
javascript.builtins.Intl.DisplayNames.resolvedOptions 📋Chrome4/7/2020 Firefox2/23/2021322
javascript.builtins.Intl.DisplayNames.supportedLocalesOf 📋Chrome4/7/2020 Firefox2/23/2021322

2021/1

API First Browser Date Last Browser Date Days
css.properties.touch-action.pinch-zoom Chrome1/25/2017 Firefox1/26/20211462
css.selectors.focus-visible 📋Chrome10/20/2020 Firefox1/26/202198
html.elements.link.rel.preload 📋Chrome4/13/2016 Firefox1/26/20211749
javascript.builtins.Intl.Collator.Collator.options_collation_parameter Chrome11/17/2020 Firefox1/26/202170
api.RTCRtpTransceiver.stop 📋Firefox3/13/2018 Chrome1/19/20211043
css.properties.clip-path.path Firefox12/10/2019 Chrome1/19/2021406
css.properties.hyphens.auto Firefox8/16/2011 Chrome1/19/20213444
css.selectors.is 📋Firefox6/30/2020 Chrome1/19/2021203
css.selectors.is.forgiving_selector_list Firefox10/20/2020 Chrome1/19/202191
css.selectors.not.selector_list Firefox12/15/2020 Chrome1/19/202135
css.selectors.where 📋Firefox6/30/2020 Chrome1/19/2021203
css.selectors.where.forgiving_selector_list Firefox10/20/2020 Chrome1/19/202191
css.types.basic-shape.path.clip-path 📋Firefox1/7/2020 Chrome1/19/2021378
html.elements.a.implicit_noopener Firefox7/28/2020 Chrome1/19/2021175
html.elements.area.implicit_noopener Firefox7/28/2020 Chrome1/19/2021175

2020/12

API First Browser Date Last Browser Date Days
api.EventTarget.addEventListener.options_parameter.options_passive_parameter_default_true_wheel Chrome3/12/2019 Firefox12/15/2020644
api.FetchEvent.handled 📋Chrome10/20/2020 Firefox12/15/202056
api.PerformancePaintTiming 📋Chrome7/25/2017 Firefox12/15/20201239
javascript.builtins.Intl.DateTimeFormat.DateTimeFormat.options_parameter.options_fractionalSecondDigits_parameter Chrome7/27/2020 Firefox12/15/2020141

2020/11

API First Browser Date Last Browser Date Days
api.Element.transitioncancel_event 📋Firefox4/19/2017 Chrome11/17/20201308
api.crossOriginIsolated 📋Firefox1/7/2020 Chrome11/17/2020315
css.properties.border-block 📋Firefox3/19/2019 Chrome11/17/2020609
css.properties.border-block-color 📋Firefox3/19/2019 Chrome11/17/2020609
css.properties.border-block-style 📋Firefox3/19/2019 Chrome11/17/2020609
css.properties.border-block-width 📋Firefox3/19/2019 Chrome11/17/2020609
css.properties.border-inline 📋Firefox3/19/2019 Chrome11/17/2020609
css.properties.border-inline-color 📋Firefox3/19/2019 Chrome11/17/2020609
css.properties.border-inline-style 📋Firefox3/19/2019 Chrome11/17/2020609
css.properties.border-inline-width 📋Firefox3/19/2019 Chrome11/17/2020609
css.properties.hyphens.language_bulgarian Firefox11/8/2011 Chrome11/17/20203297
css.properties.hyphens.language_croatian Firefox11/8/2011 Chrome11/17/20203297
css.properties.hyphens.language_danish Firefox11/8/2011 Chrome11/17/20203297
css.properties.hyphens.language_estonian Firefox11/8/2011 Chrome11/17/20203297
css.properties.hyphens.language_french Firefox11/8/2011 Chrome11/17/20203297
css.properties.hyphens.language_german_reformed_orthography Firefox11/8/2011 Chrome11/17/20203297
css.properties.hyphens.language_german_swiss_orthography Firefox11/8/2011 Chrome11/17/20203297
css.properties.hyphens.language_german_traditional_orthography Firefox11/8/2011 Chrome11/17/20203297
css.properties.hyphens.language_hungarian Firefox12/20/2011 Chrome11/17/20203255
css.properties.hyphens.language_latin Firefox11/8/2011 Chrome11/17/20203297
css.properties.hyphens.language_norwegian_nn Firefox11/8/2011 Chrome11/17/20203297
css.properties.hyphens.language_norwegian_no Firefox11/8/2011 Chrome11/17/20203297
css.properties.hyphens.language_portuguese Firefox11/8/2011 Chrome11/17/20203297
css.properties.hyphens.language_slovenian Firefox11/8/2011 Chrome11/17/20203297
css.properties.hyphens.language_spanish Firefox11/8/2011 Chrome11/17/20203297
css.properties.hyphens.language_welsh Firefox11/8/2011 Chrome11/17/20203297
css.properties.inset 📋Firefox3/19/2019 Chrome11/17/2020609
css.properties.inset-block 📋Firefox10/23/2018 Chrome11/17/2020756
css.properties.inset-block-end 📋Firefox10/23/2018 Chrome11/17/2020756
css.properties.inset-block-start 📋Firefox10/23/2018 Chrome11/17/2020756
css.properties.inset-inline 📋Firefox10/23/2018 Chrome11/17/2020756
css.properties.inset-inline-end 📋Firefox10/23/2018 Chrome11/17/2020756
css.properties.inset-inline-start 📋Firefox10/23/2018 Chrome11/17/2020756
css.properties.margin-block 📋Firefox3/19/2019 Chrome11/17/2020609
css.properties.margin-inline 📋Firefox3/19/2019 Chrome11/17/2020609
css.properties.padding-block 📋Firefox3/19/2019 Chrome11/17/2020609
css.properties.padding-inline 📋Firefox3/19/2019 Chrome11/17/2020609
css.properties.quotes.auto Firefox10/22/2019 Chrome11/17/2020392
css.properties.text-decoration.includes_thickness Firefox10/22/2019 Chrome11/17/2020392
css.properties.text-decoration-thickness.percentage Firefox3/10/2020 Chrome11/17/2020252
css.properties.text-underline-offset 📋Firefox10/22/2019 Chrome11/17/2020392
css.properties.text-underline-offset.percentage Firefox3/10/2020 Chrome11/17/2020252
css.properties.text-underline-position.from-font Firefox3/10/2020 Chrome11/17/2020252
css.types.image.gradient.conic-gradient 📋Chrome9/4/2018 Firefox11/17/2020805
css.types.image.gradient.conic-gradient.doubleposition Chrome1/29/2019 Firefox11/17/2020658
css.types.image.gradient.repeating-conic-gradient 📋Chrome9/4/2018 Firefox11/17/2020805

2020/10

API First Browser Date Last Browser Date Days
api.Document.replaceChildren 📋Firefox6/30/2020 Chrome10/20/2020112
api.DocumentFragment.replaceChildren 📋Firefox6/30/2020 Chrome10/20/2020112
api.Element.replaceChildren 📋Firefox6/30/2020 Chrome10/20/2020112
api.Element.scrollLeft 📋Firefox11/9/2004 Chrome10/20/20205824
api.MediaMetadata 📋Chrome3/9/2017 Firefox10/20/20201321
api.MediaMetadata.MediaMetadata 📋Chrome3/9/2017 Firefox10/20/20201321
api.MediaMetadata.album 📋Chrome3/9/2017 Firefox10/20/20201321
api.MediaMetadata.artist 📋Chrome3/9/2017 Firefox10/20/20201321
api.MediaMetadata.artwork 📋Chrome3/9/2017 Firefox10/20/20201321
api.MediaMetadata.title 📋Chrome3/9/2017 Firefox10/20/20201321
api.MediaSession 📋Chrome3/12/2019 Firefox10/20/2020588
api.MediaSession.metadata 📋Chrome3/12/2019 Firefox10/20/2020588
api.MediaSession.playbackState 📋Chrome3/12/2019 Firefox10/20/2020588
api.MediaSession.setActionHandler 📋Chrome3/12/2019 Firefox10/20/2020588
api.MediaSession.setActionHandler.nexttrack_type Chrome3/12/2019 Firefox10/20/2020588
api.MediaSession.setActionHandler.pause_type Chrome3/12/2019 Firefox10/20/2020588
api.MediaSession.setActionHandler.play_type Chrome3/12/2019 Firefox10/20/2020588
api.MediaSession.setActionHandler.previoustrack_type Chrome3/12/2019 Firefox10/20/2020588
api.MediaSession.setActionHandler.seekbackward_type Chrome3/12/2019 Firefox10/20/2020588
api.MediaSession.setActionHandler.seekforward_type Chrome3/12/2019 Firefox10/20/2020588
api.MediaSession.setActionHandler.seekto_type Chrome10/22/2019 Firefox10/20/2020364
api.MediaSession.setActionHandler.stop_type Chrome9/10/2019 Firefox10/20/2020406
api.MediaSession.setPositionState 📋Chrome4/7/2020 Firefox10/20/2020196
api.Navigator.mediaSession 📋Chrome3/12/2019 Firefox10/20/2020588
api.RTCDtlsTransport 📋Chrome1/29/2019 Firefox10/20/2020630
api.RTCDtlsTransport.state 📋Chrome1/29/2019 Firefox10/20/2020630
api.RTCDtlsTransport.statechange_event Chrome1/29/2019 Firefox10/20/2020630
api.RTCRtpReceiver.transport 📋Chrome6/5/2017 Firefox10/20/20201233
api.RTCRtpSender.transport 📋Chrome6/4/2019 Firefox10/20/2020504
css.selectors.marker 📋Firefox7/9/2019 Chrome10/20/2020469
css.selectors.marker.animation_and_transition_support Firefox8/25/2020 Chrome10/20/202056
html.elements.iframe.sandbox.allow-downloads 📋Chrome5/19/2020 Firefox10/20/2020154

2020/9

API First Browser Date Last Browser Date Days
css.properties.flex-direction 📋Chrome8/20/2013 Firefox9/22/20202590

2020/8

API First Browser Date Last Browser Date Days
api.Element.animate.options_composite_parameter 📋Chrome7/27/2020 Firefox8/25/202029
api.KeyframeEffect.composite 📋Chrome7/27/2020 Firefox8/25/202029
api.RTCStatsReport.type_data-channel.dataChannelIdentifier 📋Firefox7/28/2020 Chrome8/25/202028
css.properties.appearance 📋Chrome7/27/2020 Firefox8/25/202029
css.properties.appearance.auto Chrome5/19/2020 Firefox8/25/202098
css.properties.appearance.menulist-button Chrome12/11/2008 Firefox8/25/20204275
css.properties.counter-set 📋Firefox7/9/2019 Chrome8/25/2020413
javascript.builtins.AggregateError 📋Firefox7/28/2020 Chrome8/25/202028
javascript.builtins.AggregateError.AggregateError 📋Firefox7/28/2020 Chrome8/25/202028
javascript.builtins.AggregateError.errors 📋Firefox7/28/2020 Chrome8/25/202028
javascript.builtins.Promise.any 📋Firefox7/28/2020 Chrome8/25/202028
javascript.builtins.String.replaceAll 📋Firefox6/2/2020 Chrome8/25/202084
javascript.operators.logical_and_assignment 📋Firefox7/28/2020 Chrome8/25/202028
javascript.operators.logical_or_assignment 📋Firefox7/28/2020 Chrome8/25/202028
javascript.operators.nullish_coalescing_assignment 📋Firefox7/28/2020 Chrome8/25/202028
javascript.statements.export.namespace 📋Chrome1/29/2019 Firefox8/25/2020574

2020/7

API First Browser Date Last Browser Date Days
api.CanvasPattern.setTransform.dommatrix Chrome7/24/2018 Firefox7/28/2020735
api.FileReader.loadstart_event 📋Chrome9/2/2010 Firefox7/28/20203617
api.RTCStatsReport.type_data-channel 📋Chrome2/4/2020 Firefox7/28/2020175
api.RTCStatsReport.type_data-channel.bytesReceived 📋Chrome2/4/2020 Firefox7/28/2020175
api.RTCStatsReport.type_data-channel.bytesSent 📋Chrome2/4/2020 Firefox7/28/2020175
api.RTCStatsReport.type_data-channel.id 📋Chrome2/4/2020 Firefox7/28/2020175
api.RTCStatsReport.type_data-channel.label 📋Chrome2/4/2020 Firefox7/28/2020175
api.RTCStatsReport.type_data-channel.messagesReceived 📋Chrome2/4/2020 Firefox7/28/2020175
api.RTCStatsReport.type_data-channel.messagesSent 📋Chrome2/4/2020 Firefox7/28/2020175
api.RTCStatsReport.type_data-channel.protocol 📋Chrome2/4/2020 Firefox7/28/2020175
api.RTCStatsReport.type_data-channel.state 📋Chrome2/4/2020 Firefox7/28/2020175
api.RTCStatsReport.type_data-channel.timestamp 📋Chrome2/4/2020 Firefox7/28/2020175
api.RTCStatsReport.type_data-channel.type 📋Chrome2/4/2020 Firefox7/28/2020175
api.WebGL2RenderingContext.bufferData.srcData_param_accepts_SharedArrayBuffer Chrome7/25/2017 Firefox7/28/20201099
api.WebGL2RenderingContext.bufferSubData.srcData_param_accepts_SharedArrayBuffer Chrome7/25/2017 Firefox7/28/20201099
api.WebGL2RenderingContext.clearBufferfv.values_param_accepts_SharedArrayBuffer Chrome7/25/2017 Firefox7/28/20201099
api.WebGL2RenderingContext.clearBufferiv.values_param_accepts_SharedArrayBuffer Chrome7/25/2017 Firefox7/28/20201099
api.WebGL2RenderingContext.clearBufferuiv.values_param_accepts_SharedArrayBuffer Chrome7/25/2017 Firefox7/28/20201099
api.WebGL2RenderingContext.compressedTexImage2D.pixels_param_accepts_SharedArrayBuffer Chrome7/25/2017 Firefox7/28/20201099
api.WebGL2RenderingContext.compressedTexImage3D.pixels_param_accepts_SharedArrayBuffer Chrome7/25/2017 Firefox7/28/20201099
api.WebGL2RenderingContext.compressedTexSubImage2D.srcData_param_accepts_SharedArrayBuffer Chrome7/25/2017 Firefox7/28/20201099
api.WebGL2RenderingContext.getBufferSubData.dstData_param_accepts_SharedArrayBuffer Chrome7/25/2017 Firefox7/28/20201099
api.WebGL2RenderingContext.readPixels.pixels_param_accepts_SharedArrayBuffer Chrome7/25/2017 Firefox7/28/20201099
api.WebGL2RenderingContext.texImage3D.srcData_param_accepts_SharedArrayBuffer Chrome7/25/2017 Firefox7/28/20201099
api.WebGL2RenderingContext.texSubImage3D.srcData_param_accepts_SharedArrayBuffer Chrome7/25/2017 Firefox7/28/20201099
api.WebGL2RenderingContext.uniformMatrix2fv.value_param_accepts_SharedArrayBuffer Chrome7/25/2017 Firefox7/28/20201099
api.WebGL2RenderingContext.uniformMatrix2x3fv.data_param_accepts_SharedArrayBuffer Chrome7/25/2017 Firefox7/28/20201099
api.WebGL2RenderingContext.uniformMatrix2x4fv.data_param_accepts_SharedArrayBuffer Chrome7/25/2017 Firefox7/28/20201099
api.WebGL2RenderingContext.uniformMatrix3fv.value_param_accepts_SharedArrayBuffer Chrome7/25/2017 Firefox7/28/20201099
api.WebGL2RenderingContext.uniformMatrix3x2fv.data_param_accepts_SharedArrayBuffer Chrome7/25/2017 Firefox7/28/20201099
api.WebGL2RenderingContext.uniformMatrix3x4fv.data_param_accepts_SharedArrayBuffer Chrome7/25/2017 Firefox7/28/20201099
api.WebGL2RenderingContext.uniformMatrix4fv.value_param_accepts_SharedArrayBuffer Chrome7/25/2017 Firefox7/28/20201099
api.WebGL2RenderingContext.uniformMatrix4x2fv.data_param_accepts_SharedArrayBuffer Chrome7/25/2017 Firefox7/28/20201099
api.WebGL2RenderingContext.uniformMatrix4x3fv.data_param_accepts_SharedArrayBuffer Chrome7/25/2017 Firefox7/28/20201099
api.WebGL2RenderingContext.vertexAttrib1fv.value_param_accepts_SharedArrayBuffer Chrome7/25/2017 Firefox7/28/20201099
api.WebGL2RenderingContext.vertexAttrib2fv.value_param_accepts_SharedArrayBuffer Chrome7/25/2017 Firefox7/28/20201099
api.WebGL2RenderingContext.vertexAttrib3fv.value_param_accepts_SharedArrayBuffer Chrome7/25/2017 Firefox7/28/20201099
api.WebGL2RenderingContext.vertexAttrib4fv.value_param_accepts_SharedArrayBuffer Chrome7/25/2017 Firefox7/28/20201099
api.WebGL2RenderingContext.vertexAttribI4iv.value_param_accepts_SharedArrayBuffer Chrome7/25/2017 Firefox7/28/20201099
api.WebGL2RenderingContext.vertexAttribI4uiv.value_param_accepts_SharedArrayBuffer Chrome7/25/2017 Firefox7/28/20201099
api.WebGLRenderingContext.compressedTexImage2D.pixels_param_accepts_SharedArrayBuffer Chrome7/25/2017 Firefox7/28/20201099
api.WebGLRenderingContext.vertexAttrib1fv.value_param_accepts_SharedArrayBuffer Chrome7/25/2017 Firefox7/28/20201099
api.WebGLRenderingContext.vertexAttrib2fv.value_param_accepts_SharedArrayBuffer Chrome7/25/2017 Firefox7/28/20201099
api.WebGLRenderingContext.vertexAttrib3fv.value_param_accepts_SharedArrayBuffer Chrome7/25/2017 Firefox7/28/20201099
api.WebGLRenderingContext.vertexAttrib4fv.value_param_accepts_SharedArrayBuffer Chrome7/25/2017 Firefox7/28/20201099
html.elements.iframe.sandbox.allow-top-navigation-by-user-activation 📋Chrome4/19/2017 Firefox7/28/20201196
javascript.builtins.FinalizationRegistry 📋Chrome7/27/2020 Firefox7/28/20201
javascript.builtins.FinalizationRegistry.FinalizationRegistry 📋Chrome7/27/2020 Firefox7/28/20201
javascript.builtins.FinalizationRegistry.register 📋Chrome7/27/2020 Firefox7/28/20201
javascript.builtins.FinalizationRegistry.unregister 📋Chrome7/27/2020 Firefox7/28/20201
javascript.builtins.Intl.DateTimeFormat.DateTimeFormat.options_parameter.options_dateStyle_parameter Chrome7/30/2019 Firefox7/28/2020364
javascript.builtins.Intl.DateTimeFormat.DateTimeFormat.options_parameter.options_timeStyle_parameter Chrome7/30/2019 Firefox7/28/2020364
javascript.builtins.SharedArrayBuffer 📋Chrome7/24/2018 Firefox7/28/2020735
javascript.builtins.SharedArrayBuffer.@@species 📋Chrome7/24/2018 Firefox7/28/2020735
javascript.builtins.SharedArrayBuffer.SharedArrayBuffer 📋Chrome7/24/2018 Firefox7/28/2020735
javascript.builtins.SharedArrayBuffer.byteLength 📋Chrome7/24/2018 Firefox7/28/2020735
javascript.builtins.SharedArrayBuffer.slice 📋Chrome7/24/2018 Firefox7/28/2020735
javascript.builtins.WeakRef 📋Chrome7/27/2020 Firefox7/28/20201
javascript.builtins.WeakRef.WeakRef 📋Chrome7/27/2020 Firefox7/28/20201
javascript.builtins.WeakRef.deref 📋Chrome7/27/2020 Firefox7/28/20201
api.Animation.commitStyles 📋Firefox4/7/2020 Chrome7/27/2020111
api.Animation.finished 📋Firefox10/23/2018 Chrome7/27/2020643
api.Animation.persist 📋Firefox4/7/2020 Chrome7/27/2020111
api.Animation.ready 📋Firefox10/23/2018 Chrome7/27/2020643
api.Animation.remove_event 📋Firefox4/7/2020 Chrome7/27/2020111
api.Animation.remove_filling_animation Firefox4/7/2020 Chrome7/27/2020111
api.Animation.replaceState 📋Firefox4/7/2020 Chrome7/27/2020111
api.Animation.timeline 📋Firefox4/7/2020 Chrome7/27/2020111
api.AnimationPlaybackEvent 📋Firefox10/23/2018 Chrome7/27/2020643
api.AnimationPlaybackEvent.AnimationPlaybackEvent 📋Firefox10/23/2018 Chrome7/27/2020643
api.AnimationPlaybackEvent.currentTime 📋Firefox10/23/2018 Chrome7/27/2020643
api.AnimationPlaybackEvent.timelineTime 📋Firefox10/23/2018 Chrome7/27/2020643
api.AnimationTimeline 📋Firefox4/7/2020 Chrome7/27/2020111
api.AnimationTimeline.currentTime 📋Firefox4/7/2020 Chrome7/27/2020111
api.CSSAnimation 📋Firefox4/7/2020 Chrome7/27/2020111
api.CSSAnimation.animationName 📋Firefox4/7/2020 Chrome7/27/2020111
api.CSSTransition 📋Firefox4/7/2020 Chrome7/27/2020111
api.CSSTransition.transitionProperty 📋Firefox4/7/2020 Chrome7/27/2020111
api.Document.getAnimations 📋Firefox4/7/2020 Chrome7/27/2020111
api.Document.timeline 📋Firefox4/7/2020 Chrome7/27/2020111
api.DocumentTimeline 📋Firefox4/7/2020 Chrome7/27/2020111
api.DocumentTimeline.DocumentTimeline 📋Firefox4/7/2020 Chrome7/27/2020111
api.Element.animate.implicit_tofrom Firefox4/7/2020 Chrome7/27/2020111
api.Element.animate.options_pseudoElement_parameter 📋Firefox4/7/2020 Chrome7/27/2020111
api.Element.getAnimations 📋Firefox4/7/2020 Chrome7/27/2020111
api.KeyframeEffect.getKeyframes 📋Firefox10/23/2018 Chrome7/27/2020643
api.KeyframeEffect.pseudoElement 📋Firefox4/7/2020 Chrome7/27/2020111
api.KeyframeEffect.setKeyframes 📋Firefox10/23/2018 Chrome7/27/2020643
api.ResizeObserverSize 📋Firefox9/3/2019 Chrome7/27/2020328
api.ResizeObserverSize.blockSize 📋Firefox9/3/2019 Chrome7/27/2020328
api.ResizeObserverSize.inlineSize 📋Firefox9/3/2019 Chrome7/27/2020328
api.ShadowRoot.getAnimations 📋Firefox4/7/2020 Chrome7/27/2020111
css.properties.column-gap.flex_context 📋Firefox10/23/2018 Chrome7/27/2020643
css.properties.gap.flex_context 📋Firefox10/23/2018 Chrome7/27/2020643
css.properties.row-gap.flex_context 📋Firefox10/23/2018 Chrome7/27/2020643
css.properties.ruby-position 📋Firefox5/12/2015 Chrome7/27/20201903
css.types.global_keywords.revert 📋Firefox5/21/2019 Chrome7/27/2020433

2020/6

API First Browser Date Last Browser Date Days
api.HTMLLinkElement.imageSizes 📋Chrome3/12/2019 Firefox6/30/2020476
api.HTMLLinkElement.imageSrcset 📋Chrome3/12/2019 Firefox6/30/2020476
css.selectors.read-only 📋Chrome12/11/2008 Firefox6/30/20204219
css.selectors.read-write 📋Chrome12/11/2008 Firefox6/30/20204219
html.elements.link.imagesizes Chrome3/12/2019 Firefox6/30/2020476
html.elements.link.imagesrcset Chrome3/12/2019 Firefox6/30/2020476
javascript.builtins.Atomics 📋Chrome7/24/2018 Firefox6/30/2020707
javascript.builtins.Atomics.add 📋Chrome7/24/2018 Firefox6/30/2020707
javascript.builtins.Atomics.and 📋Chrome7/24/2018 Firefox6/30/2020707
javascript.builtins.Atomics.compareExchange 📋Chrome7/24/2018 Firefox6/30/2020707
javascript.builtins.Atomics.exchange 📋Chrome7/24/2018 Firefox6/30/2020707
javascript.builtins.Atomics.isLockFree 📋Chrome7/24/2018 Firefox6/30/2020707
javascript.builtins.Atomics.load 📋Chrome7/24/2018 Firefox6/30/2020707
javascript.builtins.Atomics.notify 📋Chrome7/24/2018 Firefox6/30/2020707
javascript.builtins.Atomics.or 📋Chrome7/24/2018 Firefox6/30/2020707
javascript.builtins.Atomics.store 📋Chrome7/24/2018 Firefox6/30/2020707
javascript.builtins.Atomics.sub 📋Chrome7/24/2018 Firefox6/30/2020707
javascript.builtins.Atomics.wait 📋Chrome7/24/2018 Firefox6/30/2020707
javascript.builtins.Atomics.xor 📋Chrome7/24/2018 Firefox6/30/2020707
javascript.builtins.DataView.DataView.sharedarraybuffer_support Chrome7/24/2018 Firefox6/30/2020707
javascript.builtins.Intl.ListFormat 📋Chrome1/29/2019 Firefox6/30/2020518
javascript.builtins.Intl.ListFormat.ListFormat 📋Chrome1/29/2019 Firefox6/30/2020518
javascript.builtins.Intl.ListFormat.format 📋Chrome1/29/2019 Firefox6/30/2020518
javascript.builtins.Intl.ListFormat.formatToParts 📋Chrome1/29/2019 Firefox6/30/2020518
javascript.builtins.Intl.ListFormat.resolvedOptions 📋Chrome1/29/2019 Firefox6/30/2020518
javascript.builtins.Intl.ListFormat.supportedLocalesOf 📋Chrome1/29/2019 Firefox6/30/2020518
javascript.builtins.Intl.NumberFormat.NumberFormat.options_compactDisplay_parameter Chrome9/10/2019 Firefox6/30/2020294
javascript.builtins.Intl.NumberFormat.NumberFormat.options_currencyDisplay_parameter Chrome9/10/2019 Firefox6/30/2020294
javascript.builtins.Intl.NumberFormat.NumberFormat.options_currencySign_parameter Chrome9/10/2019 Firefox6/30/2020294
javascript.builtins.Intl.NumberFormat.NumberFormat.options_notation_parameter Chrome9/10/2019 Firefox6/30/2020294
javascript.builtins.Intl.NumberFormat.NumberFormat.options_signDisplay_parameter Chrome9/10/2019 Firefox6/30/2020294
javascript.builtins.Intl.NumberFormat.NumberFormat.options_unitDisplay_parameter Chrome9/10/2019 Firefox6/30/2020294
javascript.builtins.Intl.NumberFormat.NumberFormat.options_unit_parameter Chrome9/10/2019 Firefox6/30/2020294
javascript.builtins.RegExp.dotAll 📋Chrome10/17/2017 Firefox6/30/2020987
javascript.builtins.Symbol.toStringTag.dom_objects Chrome4/13/2016 Firefox6/30/20201539
javascript.regular_expressions.lookbehind_assertion 📋Chrome10/17/2017 Firefox6/30/2020987
javascript.regular_expressions.named_backreference 📋Chrome1/23/2018 Firefox6/30/2020889
javascript.regular_expressions.named_capturing_group 📋Chrome1/23/2018 Firefox6/30/2020889
javascript.regular_expressions.unicode_character_class_escape 📋Chrome1/23/2018 Firefox6/30/2020889
api.IDBCursor.request 📋Chrome7/30/2019 Firefox6/2/2020308

2020/5

API First Browser Date Last Browser Date Days
api.Element.animationcancel_event 📋Firefox6/13/2017 Chrome5/19/20201071
api.RTCPeerConnection.canTrickleIceCandidates 📋Firefox6/7/2016 Chrome5/19/20201442
css.at-rules.supports.selector Firefox9/3/2019 Chrome5/19/2020259
api.AudioParamMap 📋Chrome4/17/2018 Firefox5/5/2020749
api.AudioParamMap.@@iterator Chrome4/17/2018 Firefox5/5/2020749
api.AudioParamMap.entries Chrome4/17/2018 Firefox5/5/2020749
api.AudioParamMap.forEach Chrome4/17/2018 Firefox5/5/2020749
api.AudioParamMap.get Chrome4/17/2018 Firefox5/5/2020749
api.AudioParamMap.has Chrome4/17/2018 Firefox5/5/2020749
api.AudioParamMap.keys Chrome4/17/2018 Firefox5/5/2020749
api.AudioParamMap.size Chrome4/17/2018 Firefox5/5/2020749
api.AudioParamMap.values Chrome4/17/2018 Firefox5/5/2020749
api.AudioWorklet 📋Chrome4/17/2018 Firefox5/5/2020749
api.AudioWorkletGlobalScope 📋Chrome4/17/2018 Firefox5/5/2020749
api.AudioWorkletGlobalScope.currentFrame 📋Chrome4/17/2018 Firefox5/5/2020749
api.AudioWorkletGlobalScope.currentTime 📋Chrome4/17/2018 Firefox5/5/2020749
api.AudioWorkletGlobalScope.registerProcessor 📋Chrome4/17/2018 Firefox5/5/2020749
api.AudioWorkletGlobalScope.sampleRate 📋Chrome4/17/2018 Firefox5/5/2020749
api.AudioWorkletNode 📋Chrome4/17/2018 Firefox5/5/2020749
api.AudioWorkletNode.AudioWorkletNode 📋Chrome4/17/2018 Firefox5/5/2020749
api.AudioWorkletNode.parameters 📋Chrome4/17/2018 Firefox5/5/2020749
api.AudioWorkletNode.port 📋Chrome4/17/2018 Firefox5/5/2020749
api.AudioWorkletNode.processorerror_event 📋Chrome4/17/2018 Firefox5/5/2020749
api.AudioWorkletProcessor 📋Chrome1/23/2018 Firefox5/5/2020833
api.AudioWorkletProcessor.AudioWorkletProcessor 📋Chrome1/23/2018 Firefox5/5/2020833
api.AudioWorkletProcessor.port 📋Chrome1/23/2018 Firefox5/5/2020833
api.BaseAudioContext.audioWorklet 📋Chrome4/17/2018 Firefox5/5/2020749
api.IntersectionObserver.IntersectionObserver.options_root_parameter_Document Chrome4/7/2020 Firefox5/5/202028
api.Worklet 📋Chrome3/6/2018 Firefox5/5/2020791
api.Worklet.addModule 📋Chrome3/6/2018 Firefox5/5/2020791
api.WorkletGlobalScope 📋Chrome3/6/2018 Firefox5/5/2020791
css.properties.grid-template-columns.repeat 📋Chrome3/9/2017 Firefox5/5/20201153
css.properties.grid-template-rows.repeat 📋Chrome3/9/2017 Firefox5/5/20201153
javascript.builtins.Intl.DateTimeFormat.DateTimeFormat.options_parameter.options_calendar_parameter Chrome2/4/2020 Firefox5/5/202091
javascript.builtins.Intl.DateTimeFormat.DateTimeFormat.options_parameter.options_numberingSystem_parameter Chrome2/4/2020 Firefox5/5/202091

2020/4

API First Browser Date Last Browser Date Days
api.Crypto.subtle.secure_context_required Chrome7/25/2017 Firefox4/7/2020987
api.HTMLElement.nonce 📋Chrome9/5/2017 Firefox4/7/2020945
api.HTMLFormElement.requestSubmit 📋Chrome7/30/2019 Firefox4/7/2020252
api.HTMLImageElement.loading 📋Chrome9/10/2019 Firefox4/7/2020210
api.RTCPeerConnection.setLocalDescription.description_parameter_optional Chrome2/4/2020 Firefox4/7/202063
api.RTCStatsReport.type_outbound-rtp.remoteId 📋Firefox2/4/2014 Chrome4/7/20202254
api.SVGElement.nonce 📋Chrome9/5/2017 Firefox4/7/2020945
api.ServiceWorkerGlobalScope.messageerror_event 📋Firefox1/29/2019 Chrome4/7/2020434
api.SubmitEvent 📋Chrome4/7/2020 Firefox4/7/2020
api.SubmitEvent.SubmitEvent 📋Chrome4/7/2020 Firefox4/7/2020
api.SubmitEvent.submitter 📋Chrome4/7/2020 Firefox4/7/2020
api.SubtleCrypto.secure_context_required Chrome7/25/2017 Firefox4/7/2020987
css.properties.image-orientation 📋Firefox12/10/2013 Chrome4/7/20202310
css.types.clamp 📋Chrome12/10/2019 Firefox4/7/2020119
css.types.max 📋Chrome12/10/2019 Firefox4/7/2020119
css.types.min 📋Chrome12/10/2019 Firefox4/7/2020119
html.elements.img.loading 📋Chrome9/10/2019 Firefox4/7/2020210
html.global_attributes.nonce.nonce_hiding Chrome9/5/2017 Firefox4/7/2020945
javascript.builtins.Intl.Locale 📋Chrome4/23/2019 Firefox4/7/2020350
javascript.builtins.Intl.Locale.Locale 📋Chrome4/23/2019 Firefox4/7/2020350
javascript.builtins.Intl.Locale.baseName 📋Chrome4/23/2019 Firefox4/7/2020350
javascript.builtins.Intl.Locale.calendar 📋Chrome4/23/2019 Firefox4/7/2020350
javascript.builtins.Intl.Locale.caseFirst 📋Chrome4/23/2019 Firefox4/7/2020350
javascript.builtins.Intl.Locale.collation 📋Chrome4/23/2019 Firefox4/7/2020350
javascript.builtins.Intl.Locale.hourCycle 📋Chrome4/23/2019 Firefox4/7/2020350
javascript.builtins.Intl.Locale.language 📋Chrome4/23/2019 Firefox4/7/2020350
javascript.builtins.Intl.Locale.maximize 📋Chrome4/23/2019 Firefox4/7/2020350
javascript.builtins.Intl.Locale.minimize 📋Chrome4/23/2019 Firefox4/7/2020350
javascript.builtins.Intl.Locale.numberingSystem 📋Chrome4/23/2019 Firefox4/7/2020350
javascript.builtins.Intl.Locale.numeric 📋Chrome4/23/2019 Firefox4/7/2020350
javascript.builtins.Intl.Locale.region 📋Chrome4/23/2019 Firefox4/7/2020350
javascript.builtins.Intl.Locale.script 📋Chrome4/23/2019 Firefox4/7/2020350
javascript.builtins.Intl.Locale.toString 📋Chrome4/23/2019 Firefox4/7/2020350
javascript.classes.static_class_fields 📋Chrome1/29/2019 Firefox4/7/2020434

2020/3

API First Browser Date Last Browser Date Days
api.HTMLIFrameElement.allow 📋Chrome7/25/2017 Firefox3/10/2020959
api.IDBTransaction.commit 📋Chrome7/30/2019 Firefox3/10/2020224
api.TextMetrics.actualBoundingBoxAscent 📋Chrome9/10/2019 Firefox3/10/2020182
api.TextMetrics.actualBoundingBoxDescent 📋Chrome9/10/2019 Firefox3/10/2020182
api.TextMetrics.actualBoundingBoxLeft 📋Chrome9/10/2019 Firefox3/10/2020182
api.TextMetrics.actualBoundingBoxRight 📋Chrome9/10/2019 Firefox3/10/2020182
api.WorkerGlobalScope.languagechange_event 📋Chrome1/25/2010 Firefox3/10/20203697
css.properties.text-underline-position 📋Chrome2/20/2014 Firefox3/10/20202210
css.properties.text-underline-position.left Chrome12/4/2018 Firefox3/10/2020462
css.properties.text-underline-position.right Chrome12/4/2018 Firefox3/10/2020462
css.properties.text-underline-position.under Chrome2/20/2014 Firefox3/10/20202210
html.elements.audio.crossorigin 📋Chrome2/20/2014 Firefox3/10/20202210
html.elements.iframe.allow 📋Chrome7/25/2017 Firefox3/10/2020959
html.elements.video.crossorigin 📋Chrome2/20/2014 Firefox3/10/20202210
javascript.operators.optional_chaining 📋Chrome2/4/2020 Firefox3/10/202035

2020/2

API First Browser Date Last Browser Date Days
api.RTCStatsReport.type_inbound-rtp.framesDecoded 📋Chrome2/4/2020 Firefox2/11/20207
css.properties.overscroll-behavior-block 📋Chrome9/10/2019 Firefox2/11/2020154
css.properties.overscroll-behavior-inline 📋Chrome9/10/2019 Firefox2/11/2020154
api.HTMLVideoElement.getVideoPlaybackQuality 📋Firefox11/3/2015 Chrome2/4/20201554
api.Navigator.registerProtocolHandler.secure_context_required Firefox9/5/2018 Chrome2/4/2020517
api.OES_fbo_render_mipmap 📋Firefox12/10/2019 Chrome2/4/202056
api.RTCPeerConnection.setRemoteDescription.implicit_rollback Firefox10/22/2019 Chrome2/4/2020105
api.RTCStatsReport.type_candidate-pair.id 📋Firefox1/7/2020 Chrome2/4/202028
api.RTCStatsReport.type_candidate-pair.timestamp 📋Firefox1/7/2020 Chrome2/4/202028
api.RTCStatsReport.type_candidate-pair.type 📋Firefox1/7/2020 Chrome2/4/202028
api.RTCStatsReport.type_inbound-rtp.id 📋Firefox1/7/2020 Chrome2/4/202028
api.RTCStatsReport.type_inbound-rtp.jitter 📋Firefox2/4/2014 Chrome2/4/20202191
api.RTCStatsReport.type_inbound-rtp.kind 📋Firefox10/23/2018 Chrome2/4/2020469
api.RTCStatsReport.type_inbound-rtp.packetsLost 📋Firefox1/7/2020 Chrome2/4/202028
api.RTCStatsReport.type_inbound-rtp.packetsReceived 📋Firefox1/7/2020 Chrome2/4/202028
api.RTCStatsReport.type_inbound-rtp.ssrc 📋Firefox2/4/2014 Chrome2/4/20202191
api.RTCStatsReport.type_inbound-rtp.timestamp 📋Firefox1/7/2020 Chrome2/4/202028
api.RTCStatsReport.type_inbound-rtp.type 📋Firefox1/7/2020 Chrome2/4/202028
api.RTCStatsReport.type_local-candidate 📋Firefox2/4/2014 Chrome2/4/20202191
api.RTCStatsReport.type_local-candidate.candidateType 📋Firefox2/4/2014 Chrome2/4/20202191
api.RTCStatsReport.type_local-candidate.id 📋Firefox1/7/2020 Chrome2/4/202028
api.RTCStatsReport.type_local-candidate.port 📋Firefox1/7/2020 Chrome2/4/202028
api.RTCStatsReport.type_local-candidate.priority 📋Firefox1/7/2020 Chrome2/4/202028
api.RTCStatsReport.type_local-candidate.protocol 📋Firefox12/11/2018 Chrome2/4/2020420
api.RTCStatsReport.type_local-candidate.timestamp 📋Firefox1/7/2020 Chrome2/4/202028
api.RTCStatsReport.type_local-candidate.transportId 📋Firefox7/22/2014 Chrome2/4/20202023
api.RTCStatsReport.type_local-candidate.type 📋Firefox1/7/2020 Chrome2/4/202028
api.RTCStatsReport.type_outbound-rtp 📋Firefox2/4/2014 Chrome2/4/20202191
api.RTCStatsReport.type_outbound-rtp.bytesSent 📋Firefox1/7/2020 Chrome2/4/202028
api.RTCStatsReport.type_outbound-rtp.id 📋Firefox1/7/2020 Chrome2/4/202028
api.RTCStatsReport.type_outbound-rtp.kind 📋Firefox10/23/2018 Chrome2/4/2020469
api.RTCStatsReport.type_outbound-rtp.packetsSent 📋Firefox2/4/2014 Chrome2/4/20202191
api.RTCStatsReport.type_outbound-rtp.ssrc 📋Firefox2/4/2014 Chrome2/4/20202191
api.RTCStatsReport.type_outbound-rtp.timestamp 📋Firefox1/7/2020 Chrome2/4/202028
api.RTCStatsReport.type_outbound-rtp.type 📋Firefox1/7/2020 Chrome2/4/202028
api.RTCStatsReport.type_remote-candidate 📋Firefox2/4/2014 Chrome2/4/20202191
api.RTCStatsReport.type_remote-candidate.candidateType 📋Firefox2/4/2014 Chrome2/4/20202191
api.RTCStatsReport.type_remote-candidate.id 📋Firefox1/7/2020 Chrome2/4/202028
api.RTCStatsReport.type_remote-candidate.port 📋Firefox1/7/2020 Chrome2/4/202028
api.RTCStatsReport.type_remote-candidate.priority 📋Firefox1/7/2020 Chrome2/4/202028
api.RTCStatsReport.type_remote-candidate.protocol 📋Firefox12/11/2018 Chrome2/4/2020420
api.RTCStatsReport.type_remote-candidate.timestamp 📋Firefox1/7/2020 Chrome2/4/202028
api.RTCStatsReport.type_remote-candidate.transportId 📋Firefox7/22/2014 Chrome2/4/20202023
api.RTCStatsReport.type_remote-candidate.type 📋Firefox1/7/2020 Chrome2/4/202028
api.RTCStatsReport.type_remote-inbound-rtp 📋Firefox2/4/2014 Chrome2/4/20202191
api.RTCStatsReport.type_remote-inbound-rtp.id 📋Firefox1/7/2020 Chrome2/4/202028
api.RTCStatsReport.type_remote-inbound-rtp.jitter 📋Firefox1/7/2020 Chrome2/4/202028
api.RTCStatsReport.type_remote-inbound-rtp.kind 📋Firefox10/23/2018 Chrome2/4/2020469
api.RTCStatsReport.type_remote-inbound-rtp.localId 📋Firefox1/7/2020 Chrome2/4/202028
api.RTCStatsReport.type_remote-inbound-rtp.packetsLost 📋Firefox1/7/2020 Chrome2/4/202028
api.RTCStatsReport.type_remote-inbound-rtp.ssrc 📋Firefox2/4/2014 Chrome2/4/20202191
api.RTCStatsReport.type_remote-inbound-rtp.timestamp 📋Firefox1/7/2020 Chrome2/4/202028
api.RTCStatsReport.type_remote-inbound-rtp.type 📋Firefox1/7/2020 Chrome2/4/202028
api.ReadableStreamDefaultController 📋Firefox1/29/2019 Chrome2/4/2020371
api.ReadableStreamDefaultController.close 📋Firefox1/29/2019 Chrome2/4/2020371
api.ReadableStreamDefaultController.desiredSize 📋Firefox1/29/2019 Chrome2/4/2020371
api.ReadableStreamDefaultController.enqueue 📋Firefox1/29/2019 Chrome2/4/2020371
api.ReadableStreamDefaultController.error 📋Firefox1/29/2019 Chrome2/4/2020371
api.ServiceWorkerContainer.messageerror_event 📋Firefox1/29/2019 Chrome2/4/2020371
css.properties.break-after.auto Firefox1/7/2020 Chrome2/4/202028
css.properties.break-after.avoid Firefox1/7/2020 Chrome2/4/202028
css.properties.break-after.left Firefox1/7/2020 Chrome2/4/202028
css.properties.break-after.page Firefox1/7/2020 Chrome2/4/202028
css.properties.break-after.right Firefox1/7/2020 Chrome2/4/202028
css.properties.break-before.auto Firefox1/7/2020 Chrome2/4/202028
css.properties.break-before.avoid Firefox1/7/2020 Chrome2/4/202028
css.properties.break-before.left Firefox1/7/2020 Chrome2/4/202028
css.properties.break-before.page Firefox1/7/2020 Chrome2/4/202028
css.properties.break-before.right Firefox1/7/2020 Chrome2/4/202028
css.properties.break-inside.auto Firefox1/7/2020 Chrome2/4/202028
css.properties.break-inside.avoid Firefox1/7/2020 Chrome2/4/202028
css.properties.clip-rule 📋Firefox1/7/2020 Chrome2/4/202028
css.properties.color-interpolation 📋Firefox1/7/2020 Chrome2/4/202028
css.properties.color-interpolation.sRGB Firefox1/7/2020 Chrome2/4/202028
css.properties.color-interpolation-filters 📋Firefox1/7/2020 Chrome2/4/202028
css.properties.cx 📋Firefox1/7/2020 Chrome2/4/202028
css.properties.cy 📋Firefox1/7/2020 Chrome2/4/202028
css.properties.dominant-baseline 📋Firefox1/7/2020 Chrome2/4/202028
css.properties.fill 📋Firefox1/7/2020 Chrome2/4/202028
css.properties.fill-opacity 📋Firefox1/7/2020 Chrome2/4/202028
css.properties.fill-rule 📋Firefox1/7/2020 Chrome2/4/202028
css.properties.marker 📋Firefox1/7/2020 Chrome2/4/202028
css.properties.marker-end 📋Firefox1/7/2020 Chrome2/4/202028
css.properties.marker-mid 📋Firefox1/7/2020 Chrome2/4/202028
css.properties.marker-start 📋Firefox1/7/2020 Chrome2/4/202028
css.properties.overflow-wrap.anywhere Firefox1/29/2019 Chrome2/4/2020371
css.properties.r 📋Firefox1/7/2020 Chrome2/4/202028
css.properties.rx 📋Firefox1/7/2020 Chrome2/4/202028
css.properties.ry 📋Firefox1/7/2020 Chrome2/4/202028
css.properties.shape-rendering 📋Firefox1/7/2020 Chrome2/4/202028
css.properties.stop-color 📋Firefox1/7/2020 Chrome2/4/202028
css.properties.stop-opacity 📋Firefox1/7/2020 Chrome2/4/202028
css.properties.stroke 📋Firefox1/7/2020 Chrome2/4/202028
css.properties.stroke-dasharray 📋Firefox1/7/2020 Chrome2/4/202028
css.properties.stroke-dashoffset 📋Firefox1/7/2020 Chrome2/4/202028
css.properties.stroke-linecap 📋Firefox1/7/2020 Chrome2/4/202028
css.properties.stroke-linejoin 📋Firefox1/7/2020 Chrome2/4/202028
css.properties.stroke-miterlimit 📋Firefox1/7/2020 Chrome2/4/202028
css.properties.stroke-opacity 📋Firefox1/7/2020 Chrome2/4/202028
css.properties.stroke-width 📋Firefox1/7/2020 Chrome2/4/202028
css.properties.text-anchor 📋Firefox1/7/2020 Chrome2/4/202028
css.properties.vector-effect 📋Firefox1/7/2020 Chrome2/4/202028
css.properties.word-wrap 📋Firefox1/7/2020 Chrome2/4/202028
css.properties.x 📋Firefox1/7/2020 Chrome2/4/202028
css.properties.y 📋Firefox1/7/2020 Chrome2/4/202028
html.elements.link.sizes Firefox1/7/2020 Chrome2/4/202028
html.elements.rtc 📋Firefox10/14/2014 Chrome2/4/20201939
javascript.operators.nullish_coalescing 📋Firefox1/7/2020 Chrome2/4/202028

2020/1

API First Browser Date Last Browser Date Days
api.Element.part 📋Chrome3/12/2019 Firefox1/7/2020301
api.FormDataEvent 📋Chrome9/10/2019 Firefox1/7/2020119
api.FormDataEvent.FormDataEvent 📋Chrome9/10/2019 Firefox1/7/2020119
api.FormDataEvent.formData 📋Chrome9/10/2019 Firefox1/7/2020119
api.GeolocationCoordinates 📋Chrome12/10/2019 Firefox1/7/202028
api.GeolocationPosition 📋Chrome12/10/2019 Firefox1/7/202028
api.GeolocationPositionError 📋Chrome12/10/2019 Firefox1/7/202028
api.HTMLFormElement.formdata_event 📋Chrome9/10/2019 Firefox1/7/2020119
api.MediaStream.removetrack_event 📋Chrome3/26/2013 Firefox1/7/20202478
api.RTCRtpReceiver.getContributingSources.rtpTimestamp 📋Chrome7/30/2019 Firefox1/7/2020161
css.properties.letter-spacing.svg_elements Chrome12/11/2008 Firefox1/7/20204044
css.properties.offset 📋Chrome12/1/2016 Firefox1/7/20201132
css.properties.offset-distance 📋Chrome12/1/2016 Firefox1/7/20201132
css.properties.offset-path 📋Chrome12/1/2016 Firefox1/7/20201132
css.properties.offset-path.path Chrome1/23/2018 Firefox1/7/2020714
css.properties.offset-rotate 📋Chrome1/25/2017 Firefox1/7/20201077
css.properties.word-spacing.svg_elements Chrome12/11/2008 Firefox1/7/20204044
css.selectors.part 📋Chrome3/12/2019 Firefox1/7/2020301
css.types.basic-shape.path.offset-path 📋Chrome1/25/2017 Firefox1/7/20201077
html.global_attributes.exportparts 📋Chrome3/12/2019 Firefox1/7/2020301
html.global_attributes.part 📋Chrome3/12/2019 Firefox1/7/2020301

2019/12

API First Browser Date Last Browser Date Days
api.Element.animationend_event 📋Firefox1/24/2017 Chrome12/10/20191050
api.Element.animationiteration_event 📋Firefox1/24/2017 Chrome12/10/20191050
api.Element.animationstart_event 📋Firefox1/24/2017 Chrome12/10/20191050
api.MediaRecorder.audioBitsPerSecond 📋Chrome3/2/2016 Firefox12/10/20191378
api.MediaRecorder.videoBitsPerSecond 📋Chrome3/2/2016 Firefox12/10/20191378
api.RTCStatsReport.type_inbound-rtp 📋Firefox2/4/2014 Chrome12/10/20192135
api.RTCStatsReport.type_inbound-rtp.bytesReceived 📋Firefox2/4/2014 Chrome12/10/20192135
css.properties.column-span 📋Chrome4/13/2016 Firefox12/10/20191336
css.properties.font-optical-sizing 📋Firefox9/5/2018 Chrome12/10/2019461
css.properties.font-size.xxx-large Firefox10/22/2019 Chrome12/10/201949
css.properties.list-style-type.string Firefox7/2/2015 Chrome12/10/20191622
html.elements.img.aspect_ratio_computed_from_attributes Chrome12/10/2019 Firefox12/10/2019
html.elements.video.aspect_ratio_computed_from_attributes Chrome12/10/2019 Firefox12/10/2019
javascript.builtins.Promise.allSettled 📋Chrome7/30/2019 Firefox12/10/2019133

2019/10

API First Browser Date Last Browser Date Days
api.AudioContext.baseLatency 📋Chrome4/19/2017 Firefox10/22/2019916
api.AudioContext.getOutputTimestamp 📋Chrome3/9/2017 Firefox10/22/2019957
api.CanvasRenderingContext2D.getTransform 📋Chrome7/24/2018 Firefox10/22/2019455
api.CanvasRenderingContext2D.setTransform.matrix_parameter Chrome7/24/2018 Firefox10/22/2019455
api.FeaturePolicy.features Chrome4/23/2019 Firefox10/22/2019182
api.MediaElementAudioSourceNode.mediaElement 📋Chrome10/25/2011 Firefox10/22/20192919
api.MediaStreamAudioSourceNode.mediaStream 📋Chrome9/25/2012 Firefox10/22/20192583
api.MediaTrackConstraints.groupId 📋Chrome6/5/2017 Firefox10/22/2019869
api.MediaTrackSupportedConstraints.groupId 📋Chrome7/20/2016 Firefox10/22/20191189
api.PaymentResponse.payerdetailchange_event Firefox8/8/2017 Chrome10/22/2019805
api.PaymentResponse.retry 📋Firefox8/8/2017 Chrome10/22/2019805
api.RTCPeerConnection.restartIce 📋Chrome9/10/2019 Firefox10/22/201942
api.ReadableStreamDefaultReader 📋Firefox1/29/2019 Chrome10/22/2019266
api.ReadableStreamDefaultReader.cancel 📋Firefox1/29/2019 Chrome10/22/2019266
api.ReadableStreamDefaultReader.closed 📋Firefox1/29/2019 Chrome10/22/2019266
api.ReadableStreamDefaultReader.read 📋Firefox1/29/2019 Chrome10/22/2019266
api.ReadableStreamDefaultReader.releaseLock 📋Firefox1/29/2019 Chrome10/22/2019266
api.SVGElement.focus.options_preventScroll_parameter Firefox7/9/2019 Chrome10/22/2019105
css.properties.grid-auto-columns 📋Chrome3/9/2017 Firefox10/22/2019957
css.properties.grid-auto-rows 📋Chrome3/9/2017 Firefox10/22/2019957
css.properties.opacity.percentages Chrome10/22/2019 Firefox10/22/2019
css.properties.shape-image-threshold.percentages Chrome10/22/2019 Firefox10/22/2019
css.properties.text-decoration-skip-ink 📋Chrome1/23/2018 Firefox10/22/2019637
javascript.builtins.BigInt.toLocaleString.locales_parameter Chrome7/30/2019 Firefox10/22/201984
javascript.builtins.BigInt.toLocaleString.options_parameter Chrome7/30/2019 Firefox10/22/201984
javascript.builtins.Intl.RelativeTimeFormat.formatToParts 📋Chrome12/4/2018 Firefox10/22/2019322
javascript.builtins.Intl.RelativeTimeFormat.resolvedOptions.numberingSystem Chrome3/12/2019 Firefox10/22/2019224
javascript.grammar.numeric_separators 📋Chrome6/4/2019 Firefox10/22/2019140

2019/9

API First Browser Date Last Browser Date Days
api.SpeechSynthesisEvent.charLength 📋Firefox4/19/2017 Chrome9/10/2019874
css.properties.animation-timing-function.jump Firefox1/29/2019 Chrome9/10/2019224
css.properties.transition-timing-function.jump Firefox1/29/2019 Chrome9/10/2019224
css.types.easing-function.steps.jump Firefox1/29/2019 Chrome9/10/2019224
api.Blob.arrayBuffer 📋Chrome7/30/2019 Firefox9/3/201935
api.Blob.stream 📋Chrome7/30/2019 Firefox9/3/201935
api.Blob.text 📋Chrome7/30/2019 Firefox9/3/201935
api.DOMMatrix.fromFloat32Array_static 📋Chrome9/5/2017 Firefox9/3/2019728
api.DOMMatrix.fromFloat64Array_static 📋Chrome9/5/2017 Firefox9/3/2019728
api.DOMMatrix.fromMatrix_static 📋Chrome9/5/2017 Firefox9/3/2019728
api.DOMMatrix.worker_support Chrome9/5/2017 Firefox9/3/2019728
api.DOMMatrixReadOnly.fromFloat32Array_static 📋Chrome9/5/2017 Firefox9/3/2019728
api.DOMMatrixReadOnly.fromFloat64Array_static 📋Chrome9/5/2017 Firefox9/3/2019728
api.DOMMatrixReadOnly.fromMatrix_static 📋Chrome9/5/2017 Firefox9/3/2019728
api.DOMMatrixReadOnly.worker_support Chrome9/5/2017 Firefox9/3/2019728
api.DOMPoint.worker_support Chrome9/5/2017 Firefox9/3/2019728
api.DOMPointReadOnly.matrixTransform 📋Chrome9/5/2017 Firefox9/3/2019728
api.DOMPointReadOnly.worker_support Chrome9/5/2017 Firefox9/3/2019728
api.DOMQuad.fromQuad_static 📋Chrome9/5/2017 Firefox9/3/2019728
api.DOMQuad.fromRect_static 📋Chrome9/5/2017 Firefox9/3/2019728
api.DOMQuad.worker_support Chrome9/5/2017 Firefox9/3/2019728
api.DOMRect.fromRect_static 📋Chrome9/5/2017 Firefox9/3/2019728
api.DOMRect.worker_support Chrome9/5/2017 Firefox9/3/2019728
api.DOMRectReadOnly.fromRect_static 📋Chrome9/5/2017 Firefox9/3/2019728
api.DOMRectReadOnly.worker_support Chrome9/5/2017 Firefox9/3/2019728
api.Document.featurePolicy Chrome4/23/2019 Firefox9/3/2019133
api.HTMLIFrameElement.featurePolicy Chrome4/23/2019 Firefox9/3/2019133
api.MediaTrackSettings.deviceId 📋Chrome6/5/2017 Firefox9/3/2019820
api.MediaTrackSettings.facingMode 📋Chrome6/5/2017 Firefox9/3/2019820
api.MediaTrackSettings.groupId 📋Chrome6/5/2017 Firefox9/3/2019820
api.Navigator.mediaDevices.secure_context_required Chrome4/23/2019 Firefox9/3/2019133
api.PromiseRejectionEvent 📋Chrome3/2/2016 Firefox9/3/20191280
api.PromiseRejectionEvent.PromiseRejectionEvent 📋Chrome3/2/2016 Firefox9/3/20191280
api.PromiseRejectionEvent.promise 📋Chrome3/2/2016 Firefox9/3/20191280
api.PromiseRejectionEvent.reason 📋Chrome3/2/2016 Firefox9/3/20191280
api.ResizeObserver 📋Chrome1/23/2018 Firefox9/3/2019588
api.ResizeObserver.ResizeObserver 📋Chrome1/23/2018 Firefox9/3/2019588
api.ResizeObserver.disconnect 📋Chrome1/23/2018 Firefox9/3/2019588
api.ResizeObserver.observe 📋Chrome1/23/2018 Firefox9/3/2019588
api.ResizeObserver.observe.options_box_parameter Chrome1/23/2018 Firefox9/3/2019588
api.ResizeObserver.unobserve 📋Chrome1/23/2018 Firefox9/3/2019588
api.ResizeObserverEntry 📋Chrome1/23/2018 Firefox9/3/2019588
api.ResizeObserverEntry.contentRect 📋Chrome1/23/2018 Firefox9/3/2019588
api.ResizeObserverEntry.target 📋Chrome1/23/2018 Firefox9/3/2019588
api.SVGGeometryElement.isPointInFill 📋Chrome2/20/2014 Firefox9/3/20192021
api.SVGGeometryElement.isPointInStroke 📋Chrome2/20/2014 Firefox9/3/20192021
api.StaticRange 📋Chrome7/25/2017 Firefox9/3/2019770
api.StaticRange.collapsed 📋Chrome7/25/2017 Firefox9/3/2019770
api.StaticRange.endContainer 📋Chrome7/25/2017 Firefox9/3/2019770
api.StaticRange.endOffset 📋Chrome7/25/2017 Firefox9/3/2019770
api.StaticRange.startContainer 📋Chrome7/25/2017 Firefox9/3/2019770
api.StaticRange.startOffset 📋Chrome7/25/2017 Firefox9/3/2019770
api.Window.rejectionhandled_event 📋Chrome3/2/2016 Firefox9/3/20191280
api.Window.unhandledrejection_event 📋Chrome3/2/2016 Firefox9/3/20191280
api.queueMicrotask 📋Chrome12/4/2018 Firefox9/3/2019273
css.properties.contain 📋Chrome7/20/2016 Firefox9/3/20191140
css.properties.line-break 📋Chrome4/19/2017 Firefox9/3/2019867
css.properties.user-select 📋Chrome10/12/2016 Firefox9/3/20191056
css.properties.white-space.break-spaces Chrome7/30/2019 Firefox9/3/201935
javascript.classes.public_class_fields 📋Chrome1/29/2019 Firefox9/3/2019217

2019/7

API First Browser Date Last Browser Date Days
api.Animation.pending 📋Firefox3/13/2018 Chrome7/30/2019504
api.Animation.updatePlaybackRate 📋Firefox5/9/2018 Chrome7/30/2019447
api.PaymentMethodChangeEvent 📋Firefox8/8/2017 Chrome7/30/2019721
api.PaymentMethodChangeEvent.PaymentMethodChangeEvent 📋Firefox8/8/2017 Chrome7/30/2019721
api.PaymentMethodChangeEvent.methodDetails 📋Firefox8/8/2017 Chrome7/30/2019721
api.PaymentMethodChangeEvent.methodName 📋Firefox8/8/2017 Chrome7/30/2019721
api.PaymentRequest.paymentmethodchange_event 📋Firefox8/8/2017 Chrome7/30/2019721
api.WorkerNavigator.mediaCapabilities 📋Firefox10/23/2018 Chrome7/30/2019280
css.at-rules.media.prefers-color-scheme 📋Firefox5/21/2019 Chrome7/30/201970
api.CSSStyleSheet.addRule 📋Chrome12/11/2008 Firefox7/9/20193862
api.CSSStyleSheet.removeRule 📋Chrome12/11/2008 Firefox7/9/20193862
api.CSSStyleSheet.rules 📋Chrome12/11/2008 Firefox7/9/20193862
api.HTMLElement.focus.options_preventScroll_parameter Chrome1/23/2018 Firefox7/9/2019532
api.HTMLImageElement.decode 📋Chrome1/23/2018 Firefox7/9/2019532
api.HTMLTrackElement.cuechange_event 📋Chrome1/14/2014 Firefox7/9/20192002
api.MediaDevices.getUserMedia.secure_context_required Chrome8/31/2016 Firefox7/9/20191042
api.PerformanceObserver.supportedEntryTypes_static 📋Chrome3/12/2019 Firefox7/9/2019119
api.RTCDataChannel.negotiated 📋Chrome10/1/2013 Firefox7/9/20192107
api.RTCRtpReceiver.getContributingSources.video_tracks_supported Chrome3/12/2019 Firefox7/9/2019119
api.RTCRtpReceiver.getSynchronizationSources.video_tracks_supported Chrome3/12/2019 Firefox7/9/2019119
api.SVGImageElement.decode 📋Chrome1/23/2018 Firefox7/9/2019532
css.properties.-webkit-line-clamp 📋Chrome9/2/2010 Firefox7/9/20193232
css.properties.scroll-margin-block 📋Chrome9/4/2018 Firefox7/9/2019308
css.properties.scroll-margin-block-end 📋Chrome9/4/2018 Firefox7/9/2019308
css.properties.scroll-margin-block-start 📋Chrome9/4/2018 Firefox7/9/2019308
css.properties.scroll-margin-bottom 📋Chrome9/4/2018 Firefox7/9/2019308
css.properties.scroll-margin-inline 📋Chrome9/4/2018 Firefox7/9/2019308
css.properties.scroll-margin-inline-end 📋Chrome9/4/2018 Firefox7/9/2019308
css.properties.scroll-margin-inline-start 📋Chrome9/4/2018 Firefox7/9/2019308
css.properties.scroll-margin-left 📋Chrome9/4/2018 Firefox7/9/2019308
css.properties.scroll-margin-right 📋Chrome9/4/2018 Firefox7/9/2019308
css.properties.scroll-margin-top 📋Chrome9/4/2018 Firefox7/9/2019308
css.properties.scroll-padding 📋Chrome9/4/2018 Firefox7/9/2019308
css.properties.scroll-padding-block 📋Chrome9/4/2018 Firefox7/9/2019308
css.properties.scroll-padding-block-end 📋Chrome9/4/2018 Firefox7/9/2019308
css.properties.scroll-padding-block-start 📋Chrome9/4/2018 Firefox7/9/2019308
css.properties.scroll-padding-bottom 📋Chrome9/4/2018 Firefox7/9/2019308
css.properties.scroll-padding-inline 📋Chrome9/4/2018 Firefox7/9/2019308
css.properties.scroll-padding-inline-end 📋Chrome9/4/2018 Firefox7/9/2019308
css.properties.scroll-padding-inline-start 📋Chrome9/4/2018 Firefox7/9/2019308
css.properties.scroll-padding-left 📋Chrome9/4/2018 Firefox7/9/2019308
css.properties.scroll-padding-right 📋Chrome9/4/2018 Firefox7/9/2019308
css.properties.scroll-padding-top 📋Chrome9/4/2018 Firefox7/9/2019308
css.properties.scroll-snap-align 📋Chrome9/4/2018 Firefox7/9/2019308
javascript.builtins.BigInt 📋Chrome5/29/2018 Firefox7/9/2019406
javascript.builtins.BigInt.BigInt 📋Chrome5/29/2018 Firefox7/9/2019406
javascript.builtins.BigInt.asIntN 📋Chrome5/29/2018 Firefox7/9/2019406
javascript.builtins.BigInt.asUintN 📋Chrome5/29/2018 Firefox7/9/2019406
javascript.builtins.BigInt.toLocaleString 📋Chrome5/29/2018 Firefox7/9/2019406
javascript.builtins.BigInt.toString 📋Chrome5/29/2018 Firefox7/9/2019406
javascript.builtins.BigInt.valueOf 📋Chrome5/29/2018 Firefox7/9/2019406
javascript.builtins.BigInt64Array 📋Chrome5/29/2018 Firefox7/9/2019406
javascript.builtins.BigInt64Array.BigInt64Array 📋Chrome5/29/2018 Firefox7/9/2019406
javascript.builtins.BigUint64Array 📋Chrome5/29/2018 Firefox7/9/2019406
javascript.builtins.BigUint64Array.BigUint64Array 📋Chrome5/29/2018 Firefox7/9/2019406
javascript.builtins.DataView.getBigInt64 📋Chrome5/29/2018 Firefox7/9/2019406
javascript.builtins.DataView.getBigUint64 📋Chrome5/29/2018 Firefox7/9/2019406
javascript.builtins.DataView.setBigInt64 📋Chrome5/29/2018 Firefox7/9/2019406
javascript.builtins.DataView.setBigUint64 📋Chrome5/29/2018 Firefox7/9/2019406

2019/6

API First Browser Date Last Browser Date Days
api.Animation 📋Firefox8/2/2016 Chrome6/4/20191036
api.Animation.Animation 📋Firefox8/2/2016 Chrome6/4/20191036
api.Animation.cancel 📋Firefox8/2/2016 Chrome6/4/20191036
api.Animation.cancel_event 📋Firefox8/2/2016 Chrome6/4/20191036
api.Animation.currentTime 📋Firefox8/2/2016 Chrome6/4/20191036
api.Animation.effect 📋Firefox10/23/2018 Chrome6/4/2019224
api.Animation.finish 📋Firefox8/2/2016 Chrome6/4/20191036
api.Animation.finish_event 📋Firefox8/2/2016 Chrome6/4/20191036
api.Animation.id 📋Firefox8/2/2016 Chrome6/4/20191036
api.Animation.pause 📋Firefox8/2/2016 Chrome6/4/20191036
api.Animation.play 📋Firefox8/2/2016 Chrome6/4/20191036
api.Animation.playState 📋Firefox8/2/2016 Chrome6/4/20191036
api.Animation.playbackRate 📋Firefox8/2/2016 Chrome6/4/20191036
api.Animation.reverse 📋Firefox8/2/2016 Chrome6/4/20191036
api.Animation.startTime 📋Firefox8/2/2016 Chrome6/4/20191036
api.AnimationEffect 📋Firefox10/23/2018 Chrome6/4/2019224
api.AnimationEffect.getComputedTiming 📋Firefox10/23/2018 Chrome6/4/2019224
api.AnimationEffect.getTiming 📋Firefox10/23/2018 Chrome6/4/2019224
api.AnimationEffect.updateTiming 📋Firefox10/23/2018 Chrome6/4/2019224
api.EXT_float_blend 📋Firefox5/21/2019 Chrome6/4/201914
api.HTMLCanvasElement.getContext.webgl2_context.options_powerPreference_parameter 📋Firefox10/23/2018 Chrome6/4/2019224
api.HTMLCanvasElement.getContext.webgl_context.options_powerPreference_parameter 📋Firefox10/23/2018 Chrome6/4/2019224
api.KeyframeEffect 📋Firefox10/23/2018 Chrome6/4/2019224
api.KeyframeEffect.KeyframeEffect 📋Firefox10/23/2018 Chrome6/4/2019224
api.KeyframeEffect.target 📋Firefox10/23/2018 Chrome6/4/2019224

2019/5

API First Browser Date Last Browser Date Days
api.InputEvent.data 📋Chrome7/25/2017 Firefox5/21/2019665
api.InputEvent.dataTransfer 📋Chrome7/25/2017 Firefox5/21/2019665
api.Notification.secure_context_required Chrome10/17/2017 Firefox5/21/2019581
api.RTCIceCandidate.usernameFragment 📋Chrome4/23/2019 Firefox5/21/201928
api.WorkerGlobalScope.importScripts.mime_checks Chrome12/4/2018 Firefox5/21/2019168
css.properties.word-break.break-word Chrome12/11/2008 Firefox5/21/20193813
javascript.builtins.RegExp.@@matchAll 📋Chrome3/12/2019 Firefox5/21/201970
javascript.builtins.String.matchAll 📋Chrome3/12/2019 Firefox5/21/201970
javascript.builtins.Symbol.matchAll 📋Chrome3/12/2019 Firefox5/21/201970
javascript.grammar.hashbang_comments 📋Chrome4/23/2019 Firefox5/21/201928
javascript.operators.import 📋Chrome12/6/2017 Firefox5/21/2019531

2019/4

API First Browser Date Last Browser Date Days
api.AudioContext.AudioContext.options_sampleRate_parameter 📋Firefox6/26/2018 Chrome4/23/2019301
api.Element.transitionrun_event 📋Firefox4/19/2017 Chrome4/23/2019734
api.Element.transitionstart_event 📋Firefox4/19/2017 Chrome4/23/2019734
api.FeaturePolicy Firefox1/29/2019 Chrome4/23/201984
api.FeaturePolicy.allowedFeatures Firefox1/29/2019 Chrome4/23/201984
api.FeaturePolicy.allowsFeature Firefox1/29/2019 Chrome4/23/201984
api.FeaturePolicy.getAllowlistForFeature Firefox1/29/2019 Chrome4/23/201984
api.RTCRtpSender.setParameters.parameters_encodings_parameter.scaleResolutionDownBy 📋Firefox4/26/2016 Chrome4/23/20191092
api.ServiceWorkerContainer.startMessages 📋Firefox12/11/2018 Chrome4/23/2019133
api.TextEncoder.encodeInto 📋Firefox3/19/2019 Chrome4/23/201935
css.at-rules.media.prefers-reduced-motion 📋Firefox10/23/2018 Chrome4/23/2019182

2019/3

API First Browser Date Last Browser Date Days
api.Event.returnValue 📋Chrome12/11/2008 Firefox3/19/20193750
api.HTMLSlotElement.assignedElements 📋Chrome3/6/2018 Firefox3/19/2019378
api.InputEvent.inputType 📋Chrome7/25/2017 Firefox3/19/2019602
api.MediaDevices.getDisplayMedia 📋Chrome1/29/2019 Firefox3/19/201949
api.RTCPeerConnection.addIceCandidate.returns_promise Chrome4/13/2016 Firefox3/19/20191070
api.RTCPeerConnection.createAnswer.returns_promise Chrome5/25/2016 Firefox3/19/20191028
api.RTCPeerConnection.createOffer.returns_promise Chrome5/25/2016 Firefox3/19/20191028
api.RTCPeerConnection.getStats.returns_promise Chrome4/19/2017 Firefox3/19/2019699
api.RTCPeerConnection.setLocalDescription.returns_promise Chrome4/13/2016 Firefox3/19/20191070
api.RTCPeerConnection.setRemoteDescription.returns_promise Chrome4/13/2016 Firefox3/19/20191070
api.Window.event 📋Chrome12/11/2008 Firefox3/19/20193750
css.properties.block-size.max-content Chrome3/9/2017 Firefox3/19/2019740
css.properties.block-size.min-content Chrome3/9/2017 Firefox3/19/2019740
css.properties.height.max-content Chrome10/13/2015 Firefox3/19/20191253
css.properties.height.min-content Chrome10/13/2015 Firefox3/19/20191253
css.properties.inline-size.max-content Chrome3/9/2017 Firefox3/19/2019740
css.properties.inline-size.min-content Chrome3/9/2017 Firefox3/19/2019740
css.properties.max-block-size.max-content Chrome3/9/2017 Firefox3/19/2019740
css.properties.max-block-size.min-content Chrome3/9/2017 Firefox3/19/2019740
css.properties.max-height.max-content Chrome10/13/2015 Firefox3/19/20191253
css.properties.max-height.min-content Chrome10/13/2015 Firefox3/19/20191253
css.properties.max-inline-size.max-content Chrome3/9/2017 Firefox3/19/2019740
css.properties.max-inline-size.min-content Chrome3/9/2017 Firefox3/19/2019740
css.properties.max-width.max-content Chrome10/13/2015 Firefox3/19/20191253
css.properties.max-width.min-content Chrome10/13/2015 Firefox3/19/20191253
css.properties.min-block-size.max-content Chrome3/9/2017 Firefox3/19/2019740
css.properties.min-block-size.min-content Chrome3/9/2017 Firefox3/19/2019740
css.properties.min-height.max-content Chrome10/13/2015 Firefox3/19/20191253
css.properties.min-height.min-content Chrome10/13/2015 Firefox3/19/20191253
css.properties.min-inline-size.max-content Chrome3/9/2017 Firefox3/19/2019740
css.properties.min-inline-size.min-content Chrome3/9/2017 Firefox3/19/2019740
css.properties.min-width.max-content Chrome10/13/2015 Firefox3/19/20191253
css.properties.min-width.min-content Chrome10/13/2015 Firefox3/19/20191253
css.properties.overflow-anchor 📋Chrome1/25/2017 Firefox3/19/2019783
css.properties.width.max-content 📋Chrome10/13/2015 Firefox3/19/20191253
css.properties.width.min-content 📋Chrome10/13/2015 Firefox3/19/20191253
api.DOMMatrixReadOnly.scaleNonUniform 📋Firefox10/14/2014 Chrome3/12/20191610
api.GamepadButton.touched 📋Firefox8/8/2017 Chrome3/12/2019581
api.RTCRtpReceiver.getSynchronizationSources 📋Firefox3/13/2018 Chrome3/12/2019364
api.RTCRtpReceiver.getSynchronizationSources.audio_tracks_supported Firefox3/13/2018 Chrome3/12/2019364
javascript.builtins.Intl.DateTimeFormat.DateTimeFormat.options_parameter.options_hourCycle_parameter Firefox1/23/2018 Chrome3/12/2019413
javascript.builtins.Object.fromEntries 📋Firefox10/23/2018 Chrome3/12/2019140
javascript.builtins.RegExp.source.escaping Firefox5/12/2015 Chrome3/12/20191400
javascript.builtins.RegExp.toString.escaping Firefox5/12/2015 Chrome3/12/20191400

2019/1

API First Browser Date Last Browser Date Days
api.ByteLengthQueuingStrategy 📋Chrome7/20/2016 Firefox1/29/2019923
api.ByteLengthQueuingStrategy.ByteLengthQueuingStrategy 📋Chrome7/20/2016 Firefox1/29/2019923
api.ByteLengthQueuingStrategy.highWaterMark 📋Chrome7/20/2016 Firefox1/29/2019923
api.ByteLengthQueuingStrategy.size 📋Chrome7/20/2016 Firefox1/29/2019923
api.CountQueuingStrategy 📋Chrome7/20/2016 Firefox1/29/2019923
api.CountQueuingStrategy.CountQueuingStrategy 📋Chrome7/20/2016 Firefox1/29/2019923
api.CountQueuingStrategy.highWaterMark 📋Chrome7/20/2016 Firefox1/29/2019923
api.CountQueuingStrategy.size 📋Chrome7/20/2016 Firefox1/29/2019923
api.FetchEvent.resultingClientId 📋Chrome1/29/2019 Firefox1/29/2019
api.HTMLMarqueeElement 📋Chrome12/11/2008 Firefox1/29/20193701
api.HTMLMarqueeElement.behavior 📋Chrome3/8/2011 Firefox1/29/20192884
api.HTMLMarqueeElement.bgColor 📋Chrome3/8/2011 Firefox1/29/20192884
api.HTMLMarqueeElement.direction 📋Chrome3/8/2011 Firefox1/29/20192884
api.HTMLMarqueeElement.height 📋Chrome3/8/2011 Firefox1/29/20192884
api.HTMLMarqueeElement.hspace 📋Chrome3/8/2011 Firefox1/29/20192884
api.HTMLMarqueeElement.loop 📋Chrome3/8/2011 Firefox1/29/20192884
api.HTMLMarqueeElement.scrollAmount 📋Chrome3/8/2011 Firefox1/29/20192884
api.HTMLMarqueeElement.scrollDelay 📋Chrome3/8/2011 Firefox1/29/20192884
api.HTMLMarqueeElement.start 📋Chrome12/11/2008 Firefox1/29/20193701
api.HTMLMarqueeElement.stop 📋Chrome12/11/2008 Firefox1/29/20193701
api.HTMLMarqueeElement.trueSpeed 📋Chrome3/8/2011 Firefox1/29/20192884
api.HTMLMarqueeElement.vspace 📋Chrome3/8/2011 Firefox1/29/20192884
api.HTMLMarqueeElement.width 📋Chrome3/8/2011 Firefox1/29/20192884
api.HTMLScriptElement.referrerPolicy 📋Chrome10/16/2018 Firefox1/29/2019105
api.MediaRecorder.pause_event 📋Chrome3/2/2016 Firefox1/29/20191063
api.MediaRecorder.resume_event 📋Chrome3/2/2016 Firefox1/29/20191063
api.ReadableStream 📋Chrome5/19/2015 Firefox1/29/20191351
api.ReadableStream.ReadableStream 📋Chrome7/20/2016 Firefox1/29/2019923
api.ReadableStream.cancel 📋Chrome5/19/2015 Firefox1/29/20191351
api.ReadableStream.getReader 📋Chrome5/19/2015 Firefox1/29/20191351
api.ReadableStream.locked 📋Chrome7/20/2016 Firefox1/29/2019923
api.ReadableStream.tee 📋Chrome7/20/2016 Firefox1/29/2019923
api.Request.Request.response_body_readablestream Chrome5/19/2015 Firefox1/29/20191351
api.Request.credentials.default_same-origin Firefox6/26/2018 Chrome1/29/2019217
api.Response.body 📋Chrome5/19/2015 Firefox1/29/20191351
api.Window.open.once_per_event Chrome11/6/2012 Firefox1/29/20192275
api.createImageBitmap.svgimageelement_as_source_image Chrome6/5/2017 Firefox1/29/2019603
css.properties.break-after 📋Chrome4/13/2016 Firefox1/29/20191021
css.properties.break-after.multicol_context 📋Chrome4/13/2016 Firefox1/29/20191021
css.properties.break-after.paged_context 📋Chrome4/13/2016 Firefox1/29/20191021
css.properties.break-after.paged_context.page Chrome4/13/2016 Firefox1/29/20191021
css.properties.break-before 📋Chrome4/13/2016 Firefox1/29/20191021
css.properties.break-before.multicol_context 📋Chrome4/13/2016 Firefox1/29/20191021
css.properties.break-before.paged_context 📋Chrome4/13/2016 Firefox1/29/20191021
css.properties.break-before.paged_context.page Chrome4/13/2016 Firefox1/29/20191021
css.properties.break-inside 📋Chrome4/13/2016 Firefox1/29/20191021
css.properties.break-inside.multicol_context 📋Chrome4/13/2016 Firefox1/29/20191021
css.properties.break-inside.paged_context 📋Chrome4/13/2016 Firefox1/29/20191021
css.properties.custom-property.env 📋Chrome9/4/2018 Firefox1/29/2019147
css.properties.custom-property.env.safe-area-inset-bottom 📋Chrome9/4/2018 Firefox1/29/2019147
css.properties.custom-property.env.safe-area-inset-left 📋Chrome9/4/2018 Firefox1/29/2019147
css.properties.custom-property.env.safe-area-inset-right 📋Chrome9/4/2018 Firefox1/29/2019147
css.properties.custom-property.env.safe-area-inset-top 📋Chrome9/4/2018 Firefox1/29/2019147
css.properties.image-rendering.crisp-edges Chrome8/2/2011 Firefox1/29/20192737
html.elements.marquee 📋Chrome12/11/2008 Firefox1/29/20193701
html.elements.script.referrerpolicy Chrome10/16/2018 Firefox1/29/2019105
javascript.builtins.Intl.RelativeTimeFormat 📋Chrome12/4/2018 Firefox1/29/201956
javascript.builtins.Intl.RelativeTimeFormat.RelativeTimeFormat 📋Chrome12/4/2018 Firefox1/29/201956
javascript.builtins.Intl.RelativeTimeFormat.format 📋Chrome12/4/2018 Firefox1/29/201956
javascript.builtins.Intl.RelativeTimeFormat.resolvedOptions 📋Chrome12/4/2018 Firefox1/29/201956
javascript.builtins.Intl.RelativeTimeFormat.supportedLocalesOf 📋Chrome12/4/2018 Firefox1/29/201956
javascript.builtins.JSON.stringify.well_formed_stringify Firefox12/11/2018 Chrome1/29/201949
javascript.builtins.globalThis 📋Chrome12/4/2018 Firefox1/29/201956

2018/12

API First Browser Date Last Browser Date Days
api.Document.exitFullscreen 📋Chrome12/4/2018 Firefox12/11/20187
api.Document.exitFullscreen.returns_promise Chrome9/4/2018 Firefox12/11/201898
api.Document.fullscreen 📋Chrome12/4/2018 Firefox12/11/20187
api.Document.fullscreenElement 📋Chrome12/4/2018 Firefox12/11/20187
api.Document.fullscreenEnabled 📋Chrome12/4/2018 Firefox12/11/20187
api.Document.fullscreenchange_event 📋Chrome12/4/2018 Firefox12/11/20187
api.Document.fullscreenerror_event 📋Chrome12/4/2018 Firefox12/11/20187
api.Element.fullscreenchange_event 📋Chrome12/4/2018 Firefox12/11/20187
api.Element.fullscreenerror_event 📋Chrome12/4/2018 Firefox12/11/20187
api.Element.requestFullscreen 📋Chrome12/4/2018 Firefox12/11/20187
api.Element.requestFullscreen.returns_promise Chrome12/4/2018 Firefox12/11/20187
api.RTCRtpSender.setParameters 📋Chrome7/24/2018 Firefox12/11/2018140
api.ShadowRoot.fullscreenElement 📋Chrome12/4/2018 Firefox12/11/20187
api.Window.screenLeft 📋Chrome12/11/2008 Firefox12/11/20183652
api.Window.screenTop 📋Chrome12/11/2008 Firefox12/11/20183652
api.XMLHttpRequest.getAllResponseHeaders.header_names_lowercase Chrome7/25/2017 Firefox12/11/2018504
css.at-rules.media.any-hover 📋Chrome3/3/2015 Firefox12/11/20181379
css.at-rules.media.any-pointer 📋Chrome3/3/2015 Firefox12/11/20181379
css.at-rules.media.hover 📋Chrome10/7/2014 Firefox12/11/20181526
css.at-rules.media.pointer 📋Chrome3/3/2015 Firefox12/11/20181379
css.properties.display.list-item.legend-support Chrome12/4/2018 Firefox12/11/20187
css.selectors.fullscreen 📋Chrome12/4/2018 Firefox12/11/20187
css.types.image.gradient.linear-gradient.doubleposition Chrome12/4/2018 Firefox12/11/20187
css.types.image.gradient.radial-gradient.doubleposition Chrome12/4/2018 Firefox12/11/20187
css.types.image.gradient.repeating-linear-gradient.doubleposition Chrome12/4/2018 Firefox12/11/20187
css.types.image.gradient.repeating-radial-gradient.doubleposition Chrome12/4/2018 Firefox12/11/20187
api.Permissions.permission_persistent-storage Firefox4/19/2017 Chrome12/4/2018594
api.SpeechSynthesisErrorEvent.SpeechSynthesisErrorEvent 📋Firefox9/20/2016 Chrome12/4/2018805
api.SpeechSynthesisEvent.SpeechSynthesisEvent 📋Firefox9/20/2016 Chrome12/4/2018805
api.URL.toJSON 📋Firefox6/13/2017 Chrome12/4/2018539
api.console.timeLog_static 📋Firefox9/5/2018 Chrome12/4/201890

2018/10

API First Browser Date Last Browser Date Days
api.Clipboard 📋Chrome4/17/2018 Firefox10/23/2018189
api.Clipboard.writeText 📋Chrome4/17/2018 Firefox10/23/2018189
api.CustomElementRegistry 📋Chrome10/12/2016 Firefox10/23/2018741
api.CustomElementRegistry.builtin_element_support Chrome5/29/2018 Firefox10/23/2018147
api.CustomElementRegistry.define 📋Chrome10/12/2016 Firefox10/23/2018741
api.CustomElementRegistry.get 📋Chrome10/12/2016 Firefox10/23/2018741
api.CustomElementRegistry.upgrade 📋Chrome7/24/2018 Firefox10/23/201891
api.CustomElementRegistry.whenDefined 📋Chrome10/12/2016 Firefox10/23/2018741
api.Element.assignedSlot 📋Chrome8/31/2016 Firefox10/23/2018783
api.Element.attachShadow 📋Chrome8/31/2016 Firefox10/23/2018783
api.Element.securitypolicyviolation_event 📋Chrome3/3/2015 Firefox10/23/20181330
api.Element.shadowRoot 📋Chrome5/20/2014 Firefox10/23/20181617
api.Element.slot 📋Chrome8/31/2016 Firefox10/23/2018783
api.Element.toggleAttribute 📋Chrome9/4/2018 Firefox10/23/201849
api.HTMLImageElement.decoding 📋Chrome3/6/2018 Firefox10/23/2018231
api.HTMLSlotElement 📋Chrome8/31/2016 Firefox10/23/2018783
api.HTMLSlotElement.assignedNodes 📋Chrome8/31/2016 Firefox10/23/2018783
api.HTMLSlotElement.name 📋Chrome8/31/2016 Firefox10/23/2018783
api.HTMLSlotElement.slotchange_event 📋Chrome8/31/2016 Firefox10/23/2018783
api.MediaCapabilities 📋Chrome4/17/2018 Firefox10/23/2018189
api.MediaCapabilities.decodingInfo 📋Chrome4/17/2018 Firefox10/23/2018189
api.Navigator.clipboard 📋Chrome4/17/2018 Firefox10/23/2018189
api.Navigator.mediaCapabilities 📋Chrome4/17/2018 Firefox10/23/2018189
api.RTCDataChannel.sctp_sdp_21 Chrome4/19/2017 Firefox10/23/2018552
api.SVGImageElement.decoding 📋Chrome3/6/2018 Firefox10/23/2018231
api.SecurityPolicyViolationEvent 📋Chrome3/3/2015 Firefox10/23/20181330
api.SecurityPolicyViolationEvent.SecurityPolicyViolationEvent 📋Chrome3/3/2015 Firefox10/23/20181330
api.SecurityPolicyViolationEvent.blockedURI 📋Chrome3/3/2015 Firefox10/23/20181330
api.SecurityPolicyViolationEvent.columnNumber 📋Chrome3/3/2015 Firefox10/23/20181330
api.SecurityPolicyViolationEvent.disposition 📋Chrome1/25/2017 Firefox10/23/2018636
api.SecurityPolicyViolationEvent.documentURI 📋Chrome3/3/2015 Firefox10/23/20181330
api.SecurityPolicyViolationEvent.effectiveDirective 📋Chrome3/3/2015 Firefox10/23/20181330
api.SecurityPolicyViolationEvent.lineNumber 📋Chrome3/3/2015 Firefox10/23/20181330
api.SecurityPolicyViolationEvent.originalPolicy 📋Chrome3/3/2015 Firefox10/23/20181330
api.SecurityPolicyViolationEvent.referrer 📋Chrome3/3/2015 Firefox10/23/20181330
api.SecurityPolicyViolationEvent.sample 📋Chrome6/5/2017 Firefox10/23/2018505
api.SecurityPolicyViolationEvent.sourceFile 📋Chrome3/3/2015 Firefox10/23/20181330
api.SecurityPolicyViolationEvent.statusCode 📋Chrome3/3/2015 Firefox10/23/20181330
api.SecurityPolicyViolationEvent.violatedDirective 📋Chrome3/3/2015 Firefox10/23/20181330
api.SecurityPolicyViolationEvent.worker_support Chrome1/25/2017 Firefox10/23/2018636
api.ShadowRoot 📋Chrome8/31/2016 Firefox10/23/2018783
api.ShadowRoot.activeElement 📋Chrome8/31/2016 Firefox10/23/2018783
api.ShadowRoot.elementFromPoint Chrome8/31/2016 Firefox10/23/2018783
api.ShadowRoot.elementsFromPoint Chrome8/31/2016 Firefox10/23/2018783
api.ShadowRoot.host 📋Chrome8/31/2016 Firefox10/23/2018783
api.ShadowRoot.innerHTML 📋Chrome8/31/2016 Firefox10/23/2018783
api.ShadowRoot.mode 📋Chrome8/31/2016 Firefox10/23/2018783
api.ShadowRoot.pointerLockElement 📋Chrome8/31/2016 Firefox10/23/2018783
api.ShadowRoot.styleSheets 📋Chrome8/31/2016 Firefox10/23/2018783
api.SourceBuffer.changeType 📋Chrome10/16/2018 Firefox10/23/20187
api.Text.assignedSlot 📋Chrome8/31/2016 Firefox10/23/2018783
api.TextDecoder.ignoreBOM 📋Chrome10/7/2014 Firefox10/23/20181477
api.Window.customElements 📋Chrome10/12/2016 Firefox10/23/2018741
api.WorkerGlobalScope.securitypolicyviolation_event 📋Chrome3/3/2015 Firefox10/23/20181330
css.at-rules.media.-webkit-device-pixel-ratio 📋Chrome12/11/2008 Firefox10/23/20183603
css.at-rules.media.-webkit-max-device-pixel-ratio 📋Chrome12/11/2008 Firefox10/23/20183603
css.at-rules.media.-webkit-min-device-pixel-ratio 📋Chrome12/11/2008 Firefox10/23/20183603
css.properties.content.element_replacement Chrome7/9/2013 Firefox10/23/20181932
css.selectors.defined 📋Chrome10/12/2016 Firefox10/23/2018741
css.selectors.host 📋Chrome10/12/2016 Firefox10/23/2018741
css.selectors.hostfunction 📋Chrome10/12/2016 Firefox10/23/2018741
css.selectors.slotted 📋Chrome4/13/2016 Firefox10/23/2018923
html.elements.img.decoding 📋Chrome3/6/2018 Firefox10/23/2018231
html.elements.slot 📋Chrome8/31/2016 Firefox10/23/2018783
html.elements.slot.name Chrome8/31/2016 Firefox10/23/2018783
html.global_attributes.is 📋Chrome5/29/2018 Firefox10/23/2018147
html.global_attributes.slot 📋Chrome8/31/2016 Firefox10/23/2018783
javascript.builtins.Symbol.description 📋Chrome10/16/2018 Firefox10/23/20187
api.DedicatedWorkerGlobalScope.name 📋Firefox8/8/2017 Chrome10/16/2018434
api.RTCPeerConnection.currentLocalDescription 📋Firefox6/25/2013 Chrome10/16/20181939
api.RTCPeerConnection.currentRemoteDescription 📋Firefox11/14/2017 Chrome10/16/2018336
api.RTCPeerConnection.getConfiguration 📋Firefox6/25/2013 Chrome10/16/20181939
api.RTCPeerConnection.pendingLocalDescription 📋Firefox6/25/2013 Chrome10/16/20181939
api.RTCPeerConnection.pendingRemoteDescription 📋Firefox6/25/2013 Chrome10/16/20181939
api.SharedWorker.SharedWorker.options_name_parameter Firefox8/8/2017 Chrome10/16/2018434
api.Worker.Worker.options_name_parameter Firefox8/8/2017 Chrome10/16/2018434
javascript.builtins.Array.sort.stable_sorting Firefox6/17/2008 Chrome10/16/20183773

2018/9

API First Browser Date Last Browser Date Days
api.DOMMatrixReadOnly.DOMMatrixReadOnly 📋Chrome9/5/2017 Firefox9/5/2018365
api.DOMMatrixReadOnly.toJSON 📋Chrome9/5/2017 Firefox9/5/2018365
api.DOMPoint.fromPoint_static 📋Chrome9/5/2017 Firefox9/5/2018365
api.DOMPointReadOnly.DOMPointReadOnly 📋Chrome9/5/2017 Firefox9/5/2018365
api.DOMPointReadOnly.fromPoint_static 📋Chrome9/5/2017 Firefox9/5/2018365
api.DOMPointReadOnly.toJSON 📋Chrome9/5/2017 Firefox9/5/2018365
api.DOMQuad.getBounds 📋Chrome9/5/2017 Firefox9/5/2018365
api.DOMQuad.toJSON 📋Chrome9/5/2017 Firefox9/5/2018365
api.DOMRectReadOnly.DOMRectReadOnly 📋Chrome9/5/2017 Firefox9/5/2018365
api.DOMRectReadOnly.toJSON 📋Chrome9/5/2017 Firefox9/5/2018365
api.DataTransfer.DataTransfer 📋Chrome6/5/2017 Firefox9/5/2018457
api.Event.srcElement 📋Chrome12/11/2008 Firefox9/5/20183555
api.RTCDataChannel.maxPacketLifeTime 📋Chrome1/25/2017 Firefox9/5/2018588
api.RTCDataChannel.maxRetransmits 📋Chrome10/1/2013 Firefox9/5/20181800
api.console.countReset_static 📋Chrome7/24/2018 Firefox9/5/201843
css.at-rules.font-face.font-stretch 📋Chrome10/17/2017 Firefox9/5/2018323
css.at-rules.font-face.src.format_variations Chrome4/17/2018 Firefox9/5/2018141
css.properties.font-variation-settings 📋Chrome10/17/2017 Firefox9/5/2018323
css.properties.shape-image-threshold 📋Chrome8/26/2014 Firefox9/5/20181471
css.properties.shape-margin 📋Chrome8/26/2014 Firefox9/5/20181471
css.properties.shape-outside 📋Chrome8/26/2014 Firefox9/5/20181471
css.properties.shape-outside.circle Chrome8/26/2014 Firefox9/5/20181471
css.properties.shape-outside.gradient 📋Chrome8/26/2014 Firefox9/5/20181471
css.properties.shape-outside.image 📋Chrome8/26/2014 Firefox9/5/20181471
css.properties.shape-outside.inset Chrome8/26/2014 Firefox9/5/20181471
css.properties.shape-outside.polygon Chrome8/26/2014 Firefox9/5/20181471
css.selectors.selection 📋Chrome12/11/2008 Firefox9/5/20183555
css.types.resolution.x Chrome7/24/2018 Firefox9/5/201843
javascript.builtins.Array.flat 📋Chrome9/4/2018 Firefox9/5/20181
javascript.builtins.Array.flatMap 📋Chrome9/4/2018 Firefox9/5/20181
javascript.builtins.JSON.json_superset Chrome4/17/2018 Firefox9/5/2018141
javascript.operators.import_meta 📋Chrome1/23/2018 Firefox9/5/2018225
api.MediaTrackSupportedConstraints.autoGainControl 📋Firefox8/8/2017 Chrome9/4/2018392
api.MediaTrackSupportedConstraints.noiseSuppression 📋Firefox8/8/2017 Chrome9/4/2018392
api.RTCPeerConnection.addTransceiver 📋Firefox3/13/2018 Chrome9/4/2018175
api.RTCPeerConnection.addTransceiver.init_direction_parameter Firefox3/13/2018 Chrome9/4/2018175
api.RTCPeerConnection.addTransceiver.init_streams_parameter Firefox3/13/2018 Chrome9/4/2018175
api.RTCPeerConnection.getTransceivers 📋Firefox3/13/2018 Chrome9/4/2018175
api.RTCRtpSender.getParameters.return_object_property_codecs 📋Firefox4/26/2016 Chrome9/4/2018861
api.RTCRtpSender.getParameters.return_object_property_encodings 📋Firefox4/26/2016 Chrome9/4/2018861
api.RTCRtpSender.getParameters.return_object_property_headerExtensions 📋Firefox4/26/2016 Chrome9/4/2018861
api.RTCRtpSender.getParameters.return_object_property_rtcp 📋Firefox4/26/2016 Chrome9/4/2018861
api.RTCRtpSender.setParameters.parameters_codecs_parameter 📋Firefox4/26/2016 Chrome9/4/2018861
api.RTCRtpSender.setParameters.parameters_encodings_parameter 📋Firefox4/26/2016 Chrome9/4/2018861
api.RTCRtpSender.setParameters.parameters_encodings_parameter.maxBitrate 📋Firefox4/26/2016 Chrome9/4/2018861
api.RTCRtpSender.setParameters.parameters_encodings_parameter.priority 📋Firefox4/26/2016 Chrome9/4/2018861
api.RTCRtpSender.setParameters.parameters_headerExtensions_parameter 📋Firefox4/26/2016 Chrome9/4/2018861
api.RTCRtpSender.setParameters.parameters_rtcp_parameter 📋Firefox4/26/2016 Chrome9/4/2018861
api.RTCRtpTransceiver 📋Firefox3/13/2018 Chrome9/4/2018175
api.RTCRtpTransceiver.currentDirection 📋Firefox3/13/2018 Chrome9/4/2018175
api.RTCRtpTransceiver.direction 📋Firefox3/13/2018 Chrome9/4/2018175
api.RTCRtpTransceiver.mid 📋Firefox3/13/2018 Chrome9/4/2018175
api.RTCRtpTransceiver.receiver 📋Firefox3/13/2018 Chrome9/4/2018175
api.RTCRtpTransceiver.sender 📋Firefox3/13/2018 Chrome9/4/2018175
api.RTCRtpTransceiver.stopped Firefox3/13/2018 Chrome9/4/2018175
api.RTCTrackEvent.transceiver 📋Firefox3/13/2018 Chrome9/4/2018175
api.Request.Request.cross_origin_stripped Firefox6/13/2017 Chrome9/4/2018448
css.properties.border-block-end 📋Firefox9/22/2015 Chrome9/4/20181078
css.properties.border-block-end-color 📋Firefox9/22/2015 Chrome9/4/20181078
css.properties.border-block-end-style 📋Firefox9/22/2015 Chrome9/4/20181078
css.properties.border-block-end-width 📋Firefox9/22/2015 Chrome9/4/20181078
css.properties.border-block-start 📋Firefox9/22/2015 Chrome9/4/20181078
css.properties.border-block-start-color 📋Firefox9/22/2015 Chrome9/4/20181078
css.properties.border-block-start-style 📋Firefox9/22/2015 Chrome9/4/20181078
css.properties.border-block-start-width 📋Firefox9/22/2015 Chrome9/4/20181078
css.properties.border-inline-end 📋Firefox9/22/2015 Chrome9/4/20181078
css.properties.border-inline-end-color 📋Firefox9/22/2015 Chrome9/4/20181078
css.properties.border-inline-end-style 📋Firefox9/22/2015 Chrome9/4/20181078
css.properties.border-inline-end-width 📋Firefox9/22/2015 Chrome9/4/20181078
css.properties.border-inline-start 📋Firefox9/22/2015 Chrome9/4/20181078
css.properties.border-inline-start-color 📋Firefox9/22/2015 Chrome9/4/20181078
css.properties.border-inline-start-style 📋Firefox9/22/2015 Chrome9/4/20181078
css.properties.border-inline-start-width 📋Firefox9/22/2015 Chrome9/4/20181078
css.properties.margin-block-end 📋Firefox9/22/2015 Chrome9/4/20181078
css.properties.margin-block-start 📋Firefox9/22/2015 Chrome9/4/20181078
css.properties.margin-inline-end 📋Firefox9/22/2015 Chrome9/4/20181078
css.properties.margin-inline-start 📋Firefox9/22/2015 Chrome9/4/20181078
css.properties.padding-block-end 📋Firefox9/22/2015 Chrome9/4/20181078
css.properties.padding-block-start 📋Firefox9/22/2015 Chrome9/4/20181078
css.properties.padding-inline-end 📋Firefox9/22/2015 Chrome9/4/20181078
css.properties.padding-inline-start 📋Firefox9/22/2015 Chrome9/4/20181078
css.selectors.backdrop.fullscreen Firefox6/7/2016 Chrome9/4/2018819

2018/7

API First Browser Date Last Browser Date Days
api.AnimationEvent.pseudoElement 📋Firefox8/6/2013 Chrome7/24/20181813
api.CanvasPattern.setTransform 📋Firefox10/14/2014 Chrome7/24/20181379
api.GamepadHapticActuator 📋Firefox8/8/2017 Chrome7/24/2018350
api.GamepadHapticActuator.type 📋Firefox8/8/2017 Chrome7/24/2018350
api.Path2D.addPath 📋Firefox12/1/2014 Chrome7/24/20181331
api.RTCRtpSender.getParameters 📋Firefox4/26/2016 Chrome7/24/2018819
api.ServiceWorkerRegistration.updateViaCache 📋Firefox11/14/2017 Chrome7/24/2018252
css.properties.cursor.grab Firefox2/4/2014 Chrome7/24/20181631
css.properties.overflow.multiple_keywords Firefox6/26/2018 Chrome7/24/201828
html.elements.iframe.sandbox.allow-orientation-lock 📋Firefox9/20/2016 Chrome7/24/2018672

2018/6

API First Browser Date Last Browser Date Days
api.DOMTokenList.replace.boolean_value Chrome5/29/2018 Firefox6/26/201828
api.EventTarget.addEventListener.options_parameter.options_passive_parameter_default_true_touch Chrome12/1/2016 Firefox6/26/2018572
api.PerformanceResourceTiming.serverTiming 📋Chrome3/6/2018 Firefox6/26/2018112
api.PerformanceServerTiming 📋Chrome3/6/2018 Firefox6/26/2018112
api.PerformanceServerTiming.description 📋Chrome3/6/2018 Firefox6/26/2018112
api.PerformanceServerTiming.duration 📋Chrome3/6/2018 Firefox6/26/2018112
api.PerformanceServerTiming.name 📋Chrome3/6/2018 Firefox6/26/2018112
api.PerformanceServerTiming.toJSON 📋Chrome3/6/2018 Firefox6/26/2018112
api.Request.destination 📋Chrome3/6/2018 Firefox6/26/2018112
api.SVGGeometryElement.getPointAtLength 📋Chrome1/25/2017 Firefox6/26/2018517
api.SVGGeometryElement.getTotalLength 📋Chrome1/25/2017 Firefox6/26/2018517
api.SVGGeometryElement.pathLength 📋Chrome3/9/2017 Firefox6/26/2018474
css.properties.column-gap.grid_context 📋Chrome4/17/2018 Firefox6/26/201870
css.properties.column-gap.multicol_context.calc_values Chrome4/17/2018 Firefox6/26/201870
css.properties.column-gap.multicol_context.percentage_values Chrome4/17/2018 Firefox6/26/201870
css.properties.font-stretch.percentage Chrome10/17/2017 Firefox6/26/2018252
css.properties.font-style.oblique-angle Chrome10/17/2017 Firefox6/26/2018252
css.properties.font-weight.number Chrome10/17/2017 Firefox6/26/2018252
css.properties.gap.grid_context 📋Chrome4/17/2018 Firefox6/26/201870
css.properties.gap.multicol_context 📋Chrome4/17/2018 Firefox6/26/201870
css.properties.row-gap.grid_context 📋Chrome4/17/2018 Firefox6/26/201870
javascript.builtins.String.trimEnd 📋Chrome4/17/2018 Firefox6/26/201870
javascript.builtins.String.trimStart 📋Chrome4/17/2018 Firefox6/26/201870

2018/5

API First Browser Date Last Browser Date Days
api.AuthenticatorAssertionResponse 📋Firefox5/9/2018 Chrome5/29/201820
api.AuthenticatorAssertionResponse.authenticatorData 📋Firefox5/9/2018 Chrome5/29/201820
api.AuthenticatorAssertionResponse.signature 📋Firefox5/9/2018 Chrome5/29/201820
api.AuthenticatorAssertionResponse.userHandle 📋Firefox5/9/2018 Chrome5/29/201820
api.AuthenticatorAttestationResponse 📋Firefox5/9/2018 Chrome5/29/201820
api.AuthenticatorAttestationResponse.attestationObject 📋Firefox5/9/2018 Chrome5/29/201820
api.AuthenticatorResponse 📋Firefox5/9/2018 Chrome5/29/201820
api.AuthenticatorResponse.clientDataJSON 📋Firefox5/9/2018 Chrome5/29/201820
api.CredentialsContainer.create.publicKey_option 📋Firefox5/9/2018 Chrome5/29/201820
api.CredentialsContainer.create.publicKey_option.extensions 📋Firefox5/9/2018 Chrome5/29/201820
api.CredentialsContainer.create.publicKey_option.extensions.appidExclude 📋Firefox5/9/2018 Chrome5/29/201820
api.CredentialsContainer.get.publicKey_option 📋Firefox5/9/2018 Chrome5/29/201820
api.CredentialsContainer.get.publicKey_option.extensions 📋Firefox5/9/2018 Chrome5/29/201820
api.CredentialsContainer.get.publicKey_option.extensions.appid 📋Firefox5/9/2018 Chrome5/29/201820
api.MediaTrackConstraints.autoGainControl 📋Firefox8/8/2017 Chrome5/29/2018294
api.MediaTrackConstraints.noiseSuppression 📋Firefox8/8/2017 Chrome5/29/2018294
api.MediaTrackSettings.autoGainControl 📋Firefox8/8/2017 Chrome5/29/2018294
api.MediaTrackSettings.noiseSuppression 📋Firefox8/8/2017 Chrome5/29/2018294
api.PublicKeyCredential 📋Firefox5/9/2018 Chrome5/29/201820
api.PublicKeyCredential.getClientExtensionResults 📋Firefox5/9/2018 Chrome5/29/201820
api.PublicKeyCredential.isUserVerifyingPlatformAuthenticatorAvailable_static 📋Firefox5/9/2018 Chrome5/29/201820
api.PublicKeyCredential.rawId 📋Firefox5/9/2018 Chrome5/29/201820
api.PublicKeyCredential.response 📋Firefox5/9/2018 Chrome5/29/201820
api.RTCPeerConnection.getStats.selector_parameter Firefox2/4/2014 Chrome5/29/20181575
api.RTCRtpReceiver.getStats 📋Firefox8/8/2017 Chrome5/29/2018294
api.RTCRtpSender.getStats 📋Firefox8/8/2017 Chrome5/29/2018294
api.Credential 📋Chrome5/25/2016 Firefox5/9/2018714
api.Credential.id 📋Chrome5/25/2016 Firefox5/9/2018714
api.Credential.type 📋Chrome5/25/2016 Firefox5/9/2018714
api.CredentialsContainer 📋Chrome5/25/2016 Firefox5/9/2018714
api.CredentialsContainer.create 📋Chrome7/25/2017 Firefox5/9/2018288
api.CredentialsContainer.get 📋Chrome5/25/2016 Firefox5/9/2018714
api.CredentialsContainer.preventSilentAccess 📋Chrome7/25/2017 Firefox5/9/2018288
api.CredentialsContainer.store 📋Chrome5/25/2016 Firefox5/9/2018714
api.Document.body 📋Chrome12/11/2008 Firefox5/9/20183436
api.HTMLScriptElement.noModule 📋Chrome9/5/2017 Firefox5/9/2018246
api.Navigator.credentials 📋Chrome5/25/2016 Firefox5/9/2018714
api.Navigator.webdriver 📋Chrome12/6/2017 Firefox5/9/2018154
api.PerformanceEntry.worker_support Chrome10/17/2017 Firefox5/9/2018204
api.PerformanceObserver.takeRecords 📋Chrome3/6/2018 Firefox5/9/201864
api.PerformanceResourceTiming.worker_support Chrome5/19/2015 Firefox5/9/20181086
html.elements.script.nomodule Chrome9/5/2017 Firefox5/9/2018246
html.elements.script.type.module Chrome9/5/2017 Firefox5/9/2018246
javascript.builtins.Array.values 📋Chrome4/17/2018 Firefox5/9/201822
javascript.statements.export 📋Chrome9/5/2017 Firefox5/9/2018246
javascript.statements.export.default 📋Chrome9/5/2017 Firefox5/9/2018246
javascript.statements.import 📋Chrome9/5/2017 Firefox5/9/2018246

2018/4

API First Browser Date Last Browser Date Days
api.AbortController 📋Firefox11/14/2017 Chrome4/17/2018154
api.AbortController.AbortController 📋Firefox11/14/2017 Chrome4/17/2018154
api.AbortController.abort 📋Firefox11/14/2017 Chrome4/17/2018154
api.AbortController.signal 📋Firefox11/14/2017 Chrome4/17/2018154
api.AbortSignal 📋Firefox11/14/2017 Chrome4/17/2018154
api.AbortSignal.abort_event 📋Firefox11/14/2017 Chrome4/17/2018154
api.AbortSignal.aborted 📋Firefox11/14/2017 Chrome4/17/2018154
api.FetchEvent.respondWith.networkerror_on_same-origin_cors Firefox3/13/2018 Chrome4/17/201835
api.HTMLCanvasElement.getContext.bitmaprenderer_context Firefox4/26/2016 Chrome4/17/2018721
api.HTMLSelectElement.autocomplete 📋Firefox3/13/2018 Chrome4/17/201835
api.HTMLTextAreaElement.autocomplete 📋Firefox3/13/2018 Chrome4/17/201835
api.ImageBitmapRenderingContext 📋Firefox4/26/2016 Chrome4/17/2018721
api.ImageBitmapRenderingContext.transferFromImageBitmap 📋Firefox11/15/2016 Chrome4/17/2018518
api.RTCRtpSender.dtmf 📋Firefox3/7/2017 Chrome4/17/2018406
api.Request.signal 📋Firefox11/14/2017 Chrome4/17/2018154
api.fetch.init_signal_parameter Firefox11/14/2017 Chrome4/17/2018154
css.at-rules.media.calc 📋Firefox3/13/2018 Chrome4/17/201835
css.at-rules.media.media_query_values Firefox3/13/2018 Chrome4/17/201835
css.properties.gap.grid_context.calc_values Firefox3/7/2017 Chrome4/17/2018406
css.properties.gap.grid_context.percentage_values Firefox3/7/2017 Chrome4/17/2018406
css.types.color.rgb.float_values Firefox3/7/2017 Chrome4/17/2018406
html.elements.textarea.autocomplete Firefox3/13/2018 Chrome4/17/201835
javascript.builtins.Function.toString.toString_revision Firefox6/13/2017 Chrome4/17/2018308
javascript.statements.try_catch.optional_catch_binding Firefox1/23/2018 Chrome4/17/201884

2018/3

API First Browser Date Last Browser Date Days
api.CSSNamespaceRule.namespaceURI 📋Chrome12/1/2015 Firefox3/13/2018833
api.CSSNamespaceRule.prefix 📋Chrome12/1/2015 Firefox3/13/2018833
api.DOMMatrixReadOnly.isIdentity 📋Chrome9/5/2017 Firefox3/13/2018189
api.Element.gotpointercapture_event 📋Chrome3/9/2017 Firefox3/13/2018369
api.Element.hasPointerCapture 📋Chrome12/1/2016 Firefox3/13/2018467
api.Element.lostpointercapture_event 📋Chrome3/9/2017 Firefox3/13/2018369
api.Element.pointercancel_event 📋Chrome12/1/2016 Firefox3/13/2018467
api.Element.pointerdown_event 📋Chrome12/1/2016 Firefox3/13/2018467
api.Element.pointerenter_event 📋Chrome12/1/2016 Firefox3/13/2018467
api.Element.pointerleave_event 📋Chrome12/1/2016 Firefox3/13/2018467
api.Element.pointermove_event 📋Chrome12/1/2016 Firefox3/13/2018467
api.Element.pointerout_event 📋Chrome12/1/2016 Firefox3/13/2018467
api.Element.pointerover_event 📋Chrome12/1/2016 Firefox3/13/2018467
api.Element.pointerup_event 📋Chrome12/1/2016 Firefox3/13/2018467
api.Element.releasePointerCapture 📋Chrome12/1/2016 Firefox3/13/2018467
api.Element.setPointerCapture 📋Chrome12/1/2016 Firefox3/13/2018467
api.Event.composedPath 📋Chrome8/31/2016 Firefox3/13/2018559
api.EventTarget.EventTarget 📋Chrome1/23/2018 Firefox3/13/201849
api.MediaStreamTrack.mute_event 📋Chrome3/26/2013 Firefox3/13/20181813
api.MediaStreamTrack.muted 📋Chrome10/7/2014 Firefox3/13/20181253
api.MediaStreamTrack.unmute_event 📋Chrome3/26/2013 Firefox3/13/20181813
api.Navigator.maxTouchPoints 📋Chrome5/20/2014 Firefox3/13/20181393
api.PointerEvent 📋Chrome12/1/2016 Firefox3/13/2018467
api.PointerEvent.PointerEvent 📋Chrome12/1/2016 Firefox3/13/2018467
api.PointerEvent.getCoalescedEvents 📋Chrome4/19/2017 Firefox3/13/2018328
api.PointerEvent.height 📋Chrome12/1/2016 Firefox3/13/2018467
api.PointerEvent.isPrimary 📋Chrome12/1/2016 Firefox3/13/2018467
api.PointerEvent.pointerId 📋Chrome12/1/2016 Firefox3/13/2018467
api.PointerEvent.pointerType 📋Chrome12/1/2016 Firefox3/13/2018467
api.PointerEvent.pressure 📋Chrome12/1/2016 Firefox3/13/2018467
api.PointerEvent.tangentialPressure 📋Chrome3/9/2017 Firefox3/13/2018369
api.PointerEvent.tiltX 📋Chrome12/1/2016 Firefox3/13/2018467
api.PointerEvent.tiltY 📋Chrome12/1/2016 Firefox3/13/2018467
api.PointerEvent.twist 📋Chrome3/9/2017 Firefox3/13/2018369
api.PointerEvent.width 📋Chrome12/1/2016 Firefox3/13/2018467
api.RTCRtpReceiver.getContributingSources 📋Chrome6/5/2017 Firefox3/13/2018281
api.RTCRtpReceiver.getContributingSources.audio_tracks_supported Chrome6/5/2017 Firefox3/13/2018281
api.RTCRtpReceiver.getContributingSources.source 📋Chrome6/5/2017 Firefox3/13/2018281
api.RTCRtpReceiver.getContributingSources.timestamp 📋Chrome6/5/2017 Firefox3/13/2018281
api.Response.Response.body_parameter_optional Chrome1/21/2015 Firefox3/13/20181147
css.properties.display.contents.contents_unusual Chrome3/6/2018 Firefox3/13/20187
css.properties.overscroll-behavior 📋Chrome12/6/2017 Firefox3/13/201897
css.properties.overscroll-behavior-x 📋Chrome12/6/2017 Firefox3/13/201897
css.properties.overscroll-behavior-y 📋Chrome12/6/2017 Firefox3/13/201897
css.properties.position.position_sticky_table_elements Chrome1/25/2017 Firefox3/13/2018412
css.selectors.placeholder-shown.non_text_types Chrome12/1/2015 Firefox3/13/2018833
html.elements.textarea.placeholder.line_breaks Chrome7/16/2014 Firefox3/13/20181336
api.CacheStorage.secure_context_required Firefox1/26/2016 Chrome3/6/2018770
api.HTMLAnchorElement.relList 📋Firefox6/10/2014 Chrome3/6/20181365
api.HTMLAreaElement.relList 📋Firefox6/10/2014 Chrome3/6/20181365
api.RTCRtpSender.replaceTrack 📋Firefox12/1/2014 Chrome3/6/20181191
css.properties.display.contents Firefox3/31/2015 Chrome3/6/20181071
css.selectors.any-link 📋Firefox11/15/2016 Chrome3/6/2018476
css.types.color.hsl.alpha_parameter Firefox3/7/2017 Chrome3/6/2018364
css.types.color.hsl.space_separated_parameters Firefox3/7/2017 Chrome3/6/2018364
css.types.color.rgb.alpha_parameter Firefox3/7/2017 Chrome3/6/2018364
css.types.color.rgb.space_separated_parameters Firefox3/7/2017 Chrome3/6/2018364
html.elements.td.rowspan.rowspan_zero Firefox11/9/2004 Chrome3/6/20184865

2018/1

API First Browser Date Last Browser Date Days
api.Document.alinkColor 📋Firefox11/9/2004 Chrome1/23/20184823
api.Document.all 📋Firefox9/17/2013 Chrome1/23/20181589
api.Document.bgColor 📋Firefox11/9/2004 Chrome1/23/20184823
api.Document.captureEvents 📋Firefox11/9/2004 Chrome1/23/20184823
api.Document.clear 📋Firefox11/9/2004 Chrome1/23/20184823
api.Document.close 📋Firefox11/9/2004 Chrome1/23/20184823
api.Document.dir 📋Firefox11/9/2004 Chrome1/23/20184823
api.Document.embeds 📋Firefox11/9/2004 Chrome1/23/20184823
api.Document.fgColor 📋Firefox11/9/2004 Chrome1/23/20184823
api.Document.linkColor 📋Firefox11/9/2004 Chrome1/23/20184823
api.Document.open 📋Firefox11/9/2004 Chrome1/23/20184823
api.Document.plugins 📋Firefox11/9/2004 Chrome1/23/20184823
api.Document.releaseEvents 📋Firefox11/9/2004 Chrome1/23/20184823
api.Document.vlinkColor 📋Firefox11/9/2004 Chrome1/23/20184823
api.Document.writeln 📋Firefox11/9/2004 Chrome1/23/20184823
api.EXT_sRGB 📋Chrome1/21/2015 Firefox1/23/20181098
api.FontFace.display 📋Chrome7/25/2017 Firefox1/23/2018182
api.IDBRequest.error.DOMException Chrome1/20/2016 Firefox1/23/2018734
api.IDBTransaction.error.DOMException Chrome1/20/2016 Firefox1/23/2018734
api.PerformanceNavigationTiming 📋Chrome3/9/2017 Firefox1/23/2018320
api.PerformanceNavigationTiming.domComplete 📋Chrome3/9/2017 Firefox1/23/2018320
api.PerformanceNavigationTiming.domContentLoadedEventEnd 📋Chrome3/9/2017 Firefox1/23/2018320
api.PerformanceNavigationTiming.domContentLoadedEventStart 📋Chrome3/9/2017 Firefox1/23/2018320
api.PerformanceNavigationTiming.domInteractive 📋Chrome3/9/2017 Firefox1/23/2018320
api.PerformanceNavigationTiming.loadEventEnd 📋Chrome3/9/2017 Firefox1/23/2018320
api.PerformanceNavigationTiming.loadEventStart 📋Chrome3/9/2017 Firefox1/23/2018320
api.PerformanceNavigationTiming.redirectCount 📋Chrome3/9/2017 Firefox1/23/2018320
api.PerformanceNavigationTiming.toJSON 📋Chrome3/9/2017 Firefox1/23/2018320
api.PerformanceNavigationTiming.type 📋Chrome3/9/2017 Firefox1/23/2018320
api.PerformanceNavigationTiming.unloadEventEnd 📋Chrome3/9/2017 Firefox1/23/2018320
api.PerformanceNavigationTiming.unloadEventStart 📋Chrome3/9/2017 Firefox1/23/2018320
api.PerformanceResourceTiming.workerStart 📋Chrome10/13/2015 Firefox1/23/2018833
api.RTCPeerConnection.addTrack 📋Firefox6/25/2013 Chrome1/23/20181673
api.RTCPeerConnection.getSenders 📋Firefox12/1/2014 Chrome1/23/20181149
api.RTCPeerConnection.removeTrack 📋Firefox6/25/2013 Chrome1/23/20181673
api.RTCPeerConnection.track_event 📋Firefox6/25/2013 Chrome1/23/20181673
api.RTCRtpSender 📋Firefox12/1/2014 Chrome1/23/20181149
api.RTCRtpSender.track 📋Firefox12/1/2014 Chrome1/23/20181149
api.RTCTrackEvent.RTCTrackEvent 📋Firefox4/26/2016 Chrome1/23/2018637
api.Request.cache 📋Firefox8/2/2016 Chrome1/23/2018539
css.at-rules.font-face.font-display 📋Chrome7/25/2017 Firefox1/23/2018182
css.properties.transform-box 📋Firefox8/8/2017 Chrome1/23/2018168
javascript.builtins.Intl.NumberFormat.formatToParts 📋Chrome1/23/2018 Firefox1/23/2018
javascript.builtins.Intl.PluralRules 📋Chrome12/6/2017 Firefox1/23/201848
javascript.builtins.Intl.PluralRules.PluralRules 📋Chrome12/6/2017 Firefox1/23/201848
javascript.builtins.Intl.PluralRules.resolvedOptions 📋Chrome12/6/2017 Firefox1/23/201848
javascript.builtins.Intl.PluralRules.select 📋Chrome12/6/2017 Firefox1/23/201848
javascript.builtins.Intl.PluralRules.supportedLocalesOf 📋Chrome12/6/2017 Firefox1/23/201848
javascript.builtins.Promise.finally 📋Chrome12/6/2017 Firefox1/23/201848

2017/12

API First Browser Date Last Browser Date Days
api.EXT_color_buffer_half_float 📋Firefox6/7/2016 Chrome12/6/2017547
api.WEBGL_color_buffer_float 📋Firefox6/10/2014 Chrome12/6/20171275
api.Window.afterprint_event 📋Firefox8/16/2011 Chrome12/6/20172304
api.Window.beforeprint_event 📋Firefox8/16/2011 Chrome12/6/20172304
css.properties.font-variant-east-asian 📋Firefox12/1/2014 Chrome12/6/20171101
css.types.length.Q Firefox9/20/2016 Chrome12/6/2017442
javascript.builtins.AsyncGenerator 📋Firefox8/8/2017 Chrome12/6/2017120
javascript.builtins.AsyncGenerator.next 📋Firefox8/8/2017 Chrome12/6/2017120
javascript.builtins.AsyncGenerator.return 📋Firefox8/8/2017 Chrome12/6/2017120
javascript.builtins.AsyncGenerator.throw 📋Firefox8/8/2017 Chrome12/6/2017120
javascript.builtins.AsyncGeneratorFunction 📋Firefox8/8/2017 Chrome12/6/2017120
javascript.builtins.AsyncGeneratorFunction.AsyncGeneratorFunction 📋Firefox8/8/2017 Chrome12/6/2017120
javascript.builtins.AsyncIterator 📋Firefox11/14/2017 Chrome12/6/201722
javascript.builtins.AsyncIterator.@@asyncIterator 📋Firefox11/14/2017 Chrome12/6/201722
javascript.builtins.Proxy.revocable 📋Firefox12/1/2014 Chrome12/6/20171101
javascript.builtins.Symbol.asyncIterator 📋Firefox11/14/2017 Chrome12/6/201722
javascript.functions.method_definitions.async_generator_methods Firefox8/8/2017 Chrome12/6/2017120
javascript.operators.async_generator_function 📋Firefox8/8/2017 Chrome12/6/2017120
javascript.statements.async_generator_function 📋Firefox8/8/2017 Chrome12/6/2017120
javascript.statements.for_await_of 📋Firefox11/14/2017 Chrome12/6/201722
javascript.statements.for_of.async_iterators Firefox11/14/2017 Chrome12/6/201722

2017/11

API First Browser Date Last Browser Date Days
api.BroadcastChannel.messageerror_event 📋Chrome7/25/2017 Firefox11/14/2017112
api.DedicatedWorkerGlobalScope.messageerror_event 📋Chrome7/25/2017 Firefox11/14/2017112
api.HTMLInputElement.valueAsDate 📋Chrome5/25/2010 Firefox11/14/20172730
api.KeyboardEvent.initKeyboardEvent 📋Chrome12/11/2008 Firefox11/14/20173260
api.MessagePort.messageerror_event 📋Chrome7/25/2017 Firefox11/14/2017112
api.Navigator.storage 📋Chrome12/1/2016 Firefox11/14/2017348
api.OfflineAudioContext.OfflineAudioContext.options_parameter Chrome10/17/2017 Firefox11/14/201728
api.PerformanceObserver 📋Chrome7/20/2016 Firefox11/14/2017482
api.PerformanceObserver.PerformanceObserver 📋Chrome7/20/2016 Firefox11/14/2017482
api.PerformanceObserver.disconnect 📋Chrome7/20/2016 Firefox11/14/2017482
api.PerformanceObserver.observe 📋Chrome7/20/2016 Firefox11/14/2017482
api.PerformanceObserver.worker_support Chrome10/17/2017 Firefox11/14/201728
api.PerformanceObserverEntryList 📋Chrome7/20/2016 Firefox11/14/2017482
api.PerformanceObserverEntryList.getEntries 📋Chrome7/20/2016 Firefox11/14/2017482
api.PerformanceObserverEntryList.getEntriesByName 📋Chrome7/20/2016 Firefox11/14/2017482
api.PerformanceObserverEntryList.getEntriesByType 📋Chrome7/20/2016 Firefox11/14/2017482
api.Selection.type 📋Chrome12/11/2008 Firefox11/14/20173260
api.StorageManager 📋Chrome12/1/2016 Firefox11/14/2017348
api.StorageManager.estimate 📋Chrome9/5/2017 Firefox11/14/201770
api.StorageManager.persist 📋Chrome12/1/2016 Firefox11/14/2017348
api.StorageManager.persisted 📋Chrome12/1/2016 Firefox11/14/2017348
api.Window.messageerror_event 📋Chrome7/25/2017 Firefox11/14/2017112
api.WorkerNavigator.storage 📋Chrome12/1/2016 Firefox11/14/2017348
html.elements.input.type_date 📋Chrome6/26/2012 Firefox11/14/20171967
html.elements.input.type_time 📋Chrome6/26/2012 Firefox11/14/20171967

2017/10

API First Browser Date Last Browser Date Days
api.Document.visibilitychange_event 📋Firefox9/28/2017 Chrome10/17/201719
api.HTMLDataElement 📋Firefox6/25/2013 Chrome10/17/20171575
api.HTMLDataElement.value 📋Firefox6/25/2013 Chrome10/17/20171575
api.HTMLMediaElement.captureStream 📋Firefox8/28/2012 Chrome10/17/20171876
api.HTMLTimeElement 📋Firefox6/25/2013 Chrome10/17/20171575
api.HTMLTimeElement.dateTime 📋Firefox6/25/2013 Chrome10/17/20171575
api.MediaSource.clearLiveSeekableRange 📋Firefox11/15/2016 Chrome10/17/2017336
api.MediaSource.setLiveSeekableRange 📋Firefox11/15/2016 Chrome10/17/2017336
api.Performance.timeOrigin 📋Firefox4/19/2017 Chrome10/17/2017181
css.properties.text-emphasis-position.left Firefox4/26/2016 Chrome10/17/2017539
css.properties.text-emphasis-position.right Firefox4/26/2016 Chrome10/17/2017539
css.types.color.rgb_hexadecimal_notation.alpha_hexadecimal_notation Firefox9/20/2016 Chrome10/17/2017392
html.elements.data 📋Firefox6/25/2013 Chrome10/17/20171575
html.elements.data.value 📋Firefox6/25/2013 Chrome10/17/20171575
html.elements.time 📋Firefox6/25/2013 Chrome10/17/20171575
html.elements.time.datetime Firefox6/25/2013 Chrome10/17/20171575
javascript.grammar.template_literals.template_literal_revision Firefox4/19/2017 Chrome10/17/2017181

2017/9

API First Browser Date Last Browser Date Days
api.CanvasRenderingContext2D.drawImage.SVGImageElement_source_image Chrome6/5/2017 Firefox9/28/2017115
api.HTMLButtonElement.labels 📋Chrome9/2/2010 Firefox9/28/20172583
api.HTMLInputElement.labels 📋Chrome9/2/2010 Firefox9/28/20172583
api.HTMLLinkElement.as 📋Chrome4/13/2016 Firefox9/28/2017533
api.HTMLMeterElement.labels 📋Chrome9/2/2010 Firefox9/28/20172583
api.HTMLOutputElement.labels 📋Chrome2/3/2011 Firefox9/28/20172429
api.HTMLProgressElement.labels 📋Chrome9/2/2010 Firefox9/28/20172583
api.HTMLSelectElement.labels 📋Chrome9/2/2010 Firefox9/28/20172583
api.HTMLTextAreaElement.labels 📋Chrome9/2/2010 Firefox9/28/20172583
api.MediaTrackSupportedConstraints.channelCount 📋Chrome7/20/2016 Firefox9/28/2017435
api.PerformanceTiming.secureConnectionStart 📋Chrome9/2/2010 Firefox9/28/20172583
api.RTCStatsReport.type_candidate-pair.bytesReceived 📋Chrome4/19/2017 Firefox9/28/2017162
api.RTCStatsReport.type_candidate-pair.bytesSent 📋Chrome4/19/2017 Firefox9/28/2017162
api.RTCStatsReport.type_candidate-pair.nominated 📋Chrome4/19/2017 Firefox9/28/2017162
api.RTCStatsReport.type_candidate-pair.transportId 📋Chrome4/19/2017 Firefox9/28/2017162
api.WEBGL_debug_shaders 📋Chrome12/1/2015 Firefox9/28/2017667
api.WEBGL_debug_shaders.getTranslatedShaderSource 📋Chrome12/1/2015 Firefox9/28/2017667
html.elements.link.as 📋Chrome4/13/2016 Firefox9/28/2017533
api.CSS.supports_static 📋Firefox8/8/2017 Chrome9/5/201728
api.DOMMatrix 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrix.DOMMatrix 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrix.a 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrix.b 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrix.c 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrix.d 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrix.e 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrix.f 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrix.invertSelf 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrix.m11 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrix.m12 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrix.m13 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrix.m14 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrix.m21 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrix.m22 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrix.m23 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrix.m24 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrix.m31 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrix.m32 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrix.m33 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrix.m34 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrix.m41 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrix.m42 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrix.m43 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrix.m44 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrix.multiplySelf 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrix.preMultiplySelf 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrix.rotateAxisAngleSelf 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrix.rotateFromVectorSelf 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrix.rotateSelf 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrix.scale3dSelf 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrix.scaleSelf 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrix.setMatrixValue 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrix.skewXSelf 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrix.skewYSelf 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrix.translateSelf 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrixReadOnly 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrixReadOnly.a 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrixReadOnly.b 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrixReadOnly.c 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrixReadOnly.d 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrixReadOnly.e 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrixReadOnly.f 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrixReadOnly.flipX 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrixReadOnly.flipY 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrixReadOnly.inverse 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrixReadOnly.is2D 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrixReadOnly.m11 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrixReadOnly.m12 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrixReadOnly.m13 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrixReadOnly.m14 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrixReadOnly.m21 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrixReadOnly.m22 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrixReadOnly.m23 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrixReadOnly.m24 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrixReadOnly.m31 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrixReadOnly.m32 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrixReadOnly.m33 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrixReadOnly.m34 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrixReadOnly.m41 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrixReadOnly.m42 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrixReadOnly.m43 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrixReadOnly.m44 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrixReadOnly.multiply 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrixReadOnly.rotate 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrixReadOnly.rotateAxisAngle 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrixReadOnly.rotateFromVector 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrixReadOnly.scale 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrixReadOnly.scale3d 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrixReadOnly.skewX 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrixReadOnly.skewY 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrixReadOnly.toFloat32Array 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrixReadOnly.toFloat64Array 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrixReadOnly.toString Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrixReadOnly.transformPoint 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMMatrixReadOnly.translate 📋Firefox10/14/2014 Chrome9/5/20171057
api.DOMPoint 📋Firefox7/22/2014 Chrome9/5/20171141
api.DOMPoint.DOMPoint 📋Firefox7/22/2014 Chrome9/5/20171141
api.DOMPoint.w 📋Firefox7/22/2014 Chrome9/5/20171141
api.DOMPoint.x 📋Firefox7/22/2014 Chrome9/5/20171141
api.DOMPoint.y 📋Firefox7/22/2014 Chrome9/5/20171141
api.DOMPoint.z 📋Firefox7/22/2014 Chrome9/5/20171141
api.DOMPointReadOnly 📋Firefox7/22/2014 Chrome9/5/20171141
api.DOMPointReadOnly.w 📋Firefox7/22/2014 Chrome9/5/20171141
api.DOMPointReadOnly.x 📋Firefox7/22/2014 Chrome9/5/20171141
api.DOMPointReadOnly.y 📋Firefox7/22/2014 Chrome9/5/20171141
api.DOMPointReadOnly.z 📋Firefox7/22/2014 Chrome9/5/20171141
api.DOMQuad 📋Firefox7/22/2014 Chrome9/5/20171141
api.DOMQuad.DOMQuad 📋Firefox7/22/2014 Chrome9/5/20171141
api.DOMQuad.p1 📋Firefox7/22/2014 Chrome9/5/20171141
api.DOMQuad.p2 📋Firefox7/22/2014 Chrome9/5/20171141
api.DOMQuad.p3 📋Firefox7/22/2014 Chrome9/5/20171141
api.DOMQuad.p4 📋Firefox7/22/2014 Chrome9/5/20171141
api.DOMRect 📋Firefox2/4/2014 Chrome9/5/20171309
api.DOMRect.DOMRect 📋Firefox7/22/2014 Chrome9/5/20171141
api.DOMRect.x 📋Firefox7/22/2014 Chrome9/5/20171141
api.DOMRect.y 📋Firefox7/22/2014 Chrome9/5/20171141
api.DOMRectList 📋Firefox2/4/2014 Chrome9/5/20171309
api.DOMRectReadOnly 📋Firefox7/22/2014 Chrome9/5/20171141
api.DOMRectReadOnly.x 📋Firefox7/22/2014 Chrome9/5/20171141
api.DOMRectReadOnly.y 📋Firefox7/22/2014 Chrome9/5/20171141
api.DOMTokenList.replace 📋Firefox9/20/2016 Chrome9/5/2017350
api.Element.getAttributeNames 📋Firefox3/8/2016 Chrome9/5/2017546
api.Element.scroll 📋Firefox2/24/2015 Chrome9/5/2017924
api.Element.scroll.options_behavior_parameter Firefox2/24/2015 Chrome9/5/2017924
api.Element.scroll.options_left_parameter Firefox2/24/2015 Chrome9/5/2017924
api.Element.scroll.options_top_parameter Firefox2/24/2015 Chrome9/5/2017924
api.Element.scrollBy 📋Firefox2/24/2015 Chrome9/5/2017924
api.Element.scrollBy.options_behavior_parameter Firefox2/24/2015 Chrome9/5/2017924
api.Element.scrollBy.options_left_parameter Firefox2/24/2015 Chrome9/5/2017924
api.Element.scrollBy.options_top_parameter Firefox2/24/2015 Chrome9/5/2017924
api.Element.scrollIntoView.options_parameter Firefox2/24/2015 Chrome9/5/2017924
api.Element.scrollTo 📋Firefox2/24/2015 Chrome9/5/2017924
api.Element.scrollTo.options_behavior_parameter Firefox2/24/2015 Chrome9/5/2017924
api.Element.scrollTo.options_left_parameter Firefox2/24/2015 Chrome9/5/2017924
api.Element.scrollTo.options_top_parameter Firefox2/24/2015 Chrome9/5/2017924
api.PerformanceResourceTiming.nextHopProtocol 📋Firefox3/8/2016 Chrome9/5/2017546
api.URLSearchParams.URLSearchParams.record Firefox6/13/2017 Chrome9/5/201784
api.URLSearchParams.sort 📋Firefox6/13/2017 Chrome9/5/201784
api.Window.scroll.options_behavior_parameter Firefox2/24/2015 Chrome9/5/2017924
api.Window.scrollBy.options_behavior_parameter Firefox2/24/2015 Chrome9/5/2017924
api.Window.scrollTo.options_behavior_parameter Firefox2/24/2015 Chrome9/5/2017924
css.properties.scroll-behavior 📋Firefox2/24/2015 Chrome9/5/2017924

2017/8

API First Browser Date Last Browser Date Days
api.CSSStyleSheet.insertRule.index_parameter_optional Chrome12/11/2008 Firefox8/8/20173162
api.DOMTokenList.remove_duplicates Chrome7/25/2017 Firefox8/8/201714
api.Geolocation.secure_context_required Chrome4/13/2016 Firefox8/8/2017482
api.GeolocationCoordinates.secure_context_required Chrome12/1/2015 Firefox8/8/2017616
api.GeolocationPosition.secure_context_required Chrome12/1/2015 Firefox8/8/2017616
api.GeolocationPositionError.secure_context_required Chrome12/1/2015 Firefox8/8/2017616
api.IdleDeadline 📋Chrome12/1/2015 Firefox8/8/2017616
api.IdleDeadline.didTimeout 📋Chrome12/1/2015 Firefox8/8/2017616
api.IdleDeadline.timeRemaining 📋Chrome12/1/2015 Firefox8/8/2017616
api.IntersectionObserver 📋Chrome5/25/2016 Firefox8/8/2017440
api.IntersectionObserver.IntersectionObserver 📋Chrome5/25/2016 Firefox8/8/2017440
api.IntersectionObserver.disconnect 📋Chrome5/25/2016 Firefox8/8/2017440
api.IntersectionObserver.observe 📋Chrome5/25/2016 Firefox8/8/2017440
api.IntersectionObserver.root 📋Chrome5/25/2016 Firefox8/8/2017440
api.IntersectionObserver.rootMargin 📋Chrome5/25/2016 Firefox8/8/2017440
api.IntersectionObserver.takeRecords 📋Chrome5/25/2016 Firefox8/8/2017440
api.IntersectionObserver.thresholds 📋Chrome7/20/2016 Firefox8/8/2017384
api.IntersectionObserver.unobserve 📋Chrome5/25/2016 Firefox8/8/2017440
api.IntersectionObserverEntry 📋Chrome5/25/2016 Firefox8/8/2017440
api.IntersectionObserverEntry.boundingClientRect 📋Chrome5/25/2016 Firefox8/8/2017440
api.IntersectionObserverEntry.intersectionRatio 📋Chrome5/25/2016 Firefox8/8/2017440
api.IntersectionObserverEntry.intersectionRect 📋Chrome5/25/2016 Firefox8/8/2017440
api.IntersectionObserverEntry.isIntersecting 📋Chrome4/19/2017 Firefox8/8/2017111
api.IntersectionObserverEntry.rootBounds 📋Chrome5/25/2016 Firefox8/8/2017440
api.IntersectionObserverEntry.target 📋Chrome5/25/2016 Firefox8/8/2017440
api.IntersectionObserverEntry.time 📋Chrome5/25/2016 Firefox8/8/2017440
api.MediaQueryList.EventTarget_inheritance Chrome11/18/2014 Firefox8/8/2017994
api.MediaQueryList.change_event 📋Chrome11/18/2014 Firefox8/8/2017994
api.MediaQueryListEvent 📋Chrome11/18/2014 Firefox8/8/2017994
api.MediaQueryListEvent.MediaQueryListEvent 📋Chrome11/18/2014 Firefox8/8/2017994
api.MediaQueryListEvent.matches 📋Chrome11/18/2014 Firefox8/8/2017994
api.MediaQueryListEvent.media 📋Chrome11/18/2014 Firefox8/8/2017994
api.Navigator.geolocation.secure_context_required Chrome12/1/2015 Firefox8/8/2017616
api.PaymentRequest 📋Chrome7/25/2017 Firefox8/8/201714
api.PaymentRequest.PaymentRequest 📋Chrome7/25/2017 Firefox8/8/201714
api.PaymentRequest.abort 📋Chrome7/25/2017 Firefox8/8/201714
api.PaymentRequest.canMakePayment 📋Chrome7/25/2017 Firefox8/8/201714
api.PaymentRequest.id 📋Chrome7/25/2017 Firefox8/8/201714
api.PaymentRequest.shippingAddress Chrome7/25/2017 Firefox8/8/201714
api.PaymentRequest.shippingOption Chrome7/25/2017 Firefox8/8/201714
api.PaymentRequest.shippingType Chrome7/25/2017 Firefox8/8/201714
api.PaymentRequest.shippingaddresschange_event Chrome7/25/2017 Firefox8/8/201714
api.PaymentRequest.shippingoptionchange_event Chrome7/25/2017 Firefox8/8/201714
api.PaymentRequest.show 📋Chrome7/25/2017 Firefox8/8/201714
api.PaymentRequestUpdateEvent 📋Chrome7/25/2017 Firefox8/8/201714
api.PaymentRequestUpdateEvent.PaymentRequestUpdateEvent 📋Chrome7/25/2017 Firefox8/8/201714
api.PaymentRequestUpdateEvent.updateWith 📋Chrome7/25/2017 Firefox8/8/201714
api.PaymentResponse 📋Chrome7/25/2017 Firefox8/8/201714
api.PaymentResponse.complete 📋Chrome7/25/2017 Firefox8/8/201714
api.PaymentResponse.details 📋Chrome7/25/2017 Firefox8/8/201714
api.PaymentResponse.methodName 📋Chrome7/25/2017 Firefox8/8/201714
api.PaymentResponse.payerEmail Chrome7/25/2017 Firefox8/8/201714
api.PaymentResponse.payerName Chrome7/25/2017 Firefox8/8/201714
api.PaymentResponse.payerPhone Chrome7/25/2017 Firefox8/8/201714
api.PaymentResponse.requestId 📋Chrome7/25/2017 Firefox8/8/201714
api.PaymentResponse.shippingAddress Chrome7/25/2017 Firefox8/8/201714
api.PaymentResponse.shippingOption Chrome7/25/2017 Firefox8/8/201714
api.PaymentResponse.toJSON Chrome7/25/2017 Firefox8/8/201714
api.SVGRadialGradientElement.fr 📋Chrome1/10/2013 Firefox8/8/20171671
api.Selection.collapse.node_parameter_nullable Chrome11/18/2014 Firefox8/8/2017994
api.Selection.collapse.offset_parameter_optional Chrome12/11/2008 Firefox8/8/20173162
api.Selection.containsNode.partialContainment_parameter_optional Chrome12/11/2008 Firefox8/8/20173162
api.Selection.empty 📋Chrome12/11/2008 Firefox8/8/20173162
api.Selection.extend.offset_parameter_optional Chrome12/11/2008 Firefox8/8/20173162
api.Selection.setPosition 📋Chrome12/11/2008 Firefox8/8/20173162
api.WEBGL_compressed_texture_s3tc_srgb 📋Chrome7/25/2017 Firefox8/8/201714
api.WheelEvent.pinch_to_zoom_support Chrome11/12/2013 Firefox8/8/20171365
api.Window.cancelIdleCallback 📋Chrome12/1/2015 Firefox8/8/2017616
api.Window.requestIdleCallback 📋Chrome12/1/2015 Firefox8/8/2017616
api.Window.scrollX.subpixel_precision Chrome1/21/2015 Firefox8/8/2017930
api.Window.scrollY.subpixel_precision Chrome1/21/2015 Firefox8/8/2017930
css.properties.text-justify 📋Chrome1/14/2014 Firefox8/8/20171302
css.selectors.cue 📋Chrome3/26/2013 Firefox8/8/20171596
css.types.image.gradient.linear-gradient.unitless_0_angle Chrome3/26/2013 Firefox8/8/20171596
css.types.image.gradient.repeating-linear-gradient.unitless_0_angle Chrome3/26/2013 Firefox8/8/20171596
javascript.builtins.Float32Array.Float32Array.constructor_without_parameters Chrome10/19/2010 Firefox8/8/20172485
javascript.builtins.Float64Array.Float64Array.constructor_without_parameters Chrome10/19/2010 Firefox8/8/20172485
javascript.builtins.Int16Array.Int16Array.constructor_without_parameters Chrome10/19/2010 Firefox8/8/20172485
javascript.builtins.Int32Array.Int32Array.constructor_without_parameters Chrome10/19/2010 Firefox8/8/20172485
javascript.builtins.Int8Array.Int8Array.constructor_without_parameters Chrome10/19/2010 Firefox8/8/20172485
javascript.builtins.Intl.Collator.Collator.options_caseFirst_parameter Chrome1/10/2013 Firefox8/8/20171671
javascript.builtins.String.toLocaleLowerCase.locale Chrome4/19/2017 Firefox8/8/2017111
javascript.builtins.String.toLocaleUpperCase.locale Chrome4/19/2017 Firefox8/8/2017111
javascript.builtins.TypedArray.constructor_without_parameters Chrome10/19/2010 Firefox8/8/20172485
javascript.builtins.Uint16Array.Uint16Array.constructor_without_parameters Chrome10/19/2010 Firefox8/8/20172485
javascript.builtins.Uint32Array.Uint32Array.constructor_without_parameters Chrome10/19/2010 Firefox8/8/20172485
javascript.builtins.Uint8Array.Uint8Array.constructor_without_parameters Chrome10/19/2010 Firefox8/8/20172485
javascript.builtins.Uint8ClampedArray.Uint8ClampedArray.constructor_without_parameters Chrome10/19/2010 Firefox8/8/20172485
javascript.operators.destructuring.rest_in_objects Chrome7/25/2017 Firefox8/8/201714
javascript.operators.object_initializer.spread_properties Chrome7/25/2017 Firefox8/8/201714
javascript.operators.spread.spread_in_object_literals 📋Chrome7/25/2017 Firefox8/8/201714

2017/7

API First Browser Date Last Browser Date Days
api.BeforeUnloadEvent.user_interaction Firefox1/26/2016 Chrome7/25/2017546
api.Client.type 📋Firefox6/13/2017 Chrome7/25/201742
api.Document.Document 📋Firefox4/2/2013 Chrome7/25/20171575
api.ExtendableEvent.waitUntil.async_waitUntil Firefox4/19/2017 Chrome7/25/201797
api.ImageCapture.takePhoto 📋Firefox1/13/2015 Chrome7/25/2017924
api.InputEvent 📋Firefox7/22/2014 Chrome7/25/20171099
api.InputEvent.InputEvent 📋Firefox7/22/2014 Chrome7/25/20171099
api.InputEvent.isComposing 📋Firefox7/22/2014 Chrome7/25/20171099
api.Request.formData 📋Firefox7/2/2015 Chrome7/25/2017754
api.Response.formData 📋Firefox7/2/2015 Chrome7/25/2017754
api.Window.message_event 📋Firefox12/20/2011 Chrome7/25/20172044
css.properties.align-content.flex_context.space-evenly Firefox3/7/2017 Chrome7/25/2017140
css.properties.font.font_stretch_support Firefox12/15/2015 Chrome7/25/2017588
css.properties.font-stretch 📋Firefox12/20/2011 Chrome7/25/20172044
css.properties.justify-content.flex_context.space-evenly Firefox3/7/2017 Chrome7/25/2017140
css.selectors.focus-within 📋Firefox3/7/2017 Chrome7/25/2017140

2017/6

API First Browser Date Last Browser Date Days
api.Clients.matchAll 📋Chrome4/14/2015 Firefox6/13/2017791
api.URL.toString 📋Chrome5/15/2012 Firefox6/13/20171855
api.origin 📋Chrome6/5/2017 Firefox6/13/20178
css.properties.appearance.none Chrome12/11/2008 Firefox6/13/20173106
css.properties.clip-path.basic_shape Chrome11/6/2012 Firefox6/13/20171680
css.types.basic-shape 📋Chrome8/26/2014 Firefox6/13/20171022
css.types.basic-shape.animation Chrome8/26/2014 Firefox6/13/20171022
css.types.basic-shape.circle 📋Chrome8/26/2014 Firefox6/13/20171022
css.types.basic-shape.ellipse 📋Chrome8/26/2014 Firefox6/13/20171022
css.types.basic-shape.inset 📋Chrome8/26/2014 Firefox6/13/20171022
css.types.basic-shape.polygon 📋Chrome8/26/2014 Firefox6/13/20171022
javascript.builtins.Date.UTC.optional_monthIndex Chrome3/9/2017 Firefox6/13/201796
api.DeviceMotionEvent.DeviceMotionEvent 📋Firefox4/29/2014 Chrome6/5/20171133
api.DeviceOrientationEvent.DeviceOrientationEvent 📋Firefox11/20/2012 Chrome6/5/20171658
api.ImageCapture 📋Firefox1/13/2015 Chrome6/5/2017874
api.ImageCapture.ImageCapture 📋Firefox1/13/2015 Chrome6/5/2017874
api.ImageCapture.track 📋Firefox1/13/2015 Chrome6/5/2017874
api.MediaError.message 📋Firefox3/7/2017 Chrome6/5/201790
api.MediaStreamTrack.applyConstraints 📋Firefox12/15/2015 Chrome6/5/2017538
api.MediaStreamTrack.getSettings 📋Firefox11/15/2016 Chrome6/5/2017202
api.MediaTrackConstraints 📋Firefox4/29/2014 Chrome6/5/20171133
api.MediaTrackConstraints.deviceId 📋Firefox2/24/2015 Chrome6/5/2017832
api.MediaTrackConstraints.echoCancellation 📋Firefox11/15/2016 Chrome6/5/2017202
api.MediaTrackConstraints.facingMode 📋Firefox11/15/2016 Chrome6/5/2017202
api.MediaTrackConstraints.frameRate 📋Firefox11/15/2016 Chrome6/5/2017202
api.MediaTrackConstraints.height 📋Firefox11/15/2016 Chrome6/5/2017202
api.MediaTrackConstraints.latency 📋Firefox11/15/2016 Chrome6/5/2017202
api.MediaTrackConstraints.width 📋Firefox11/15/2016 Chrome6/5/2017202
api.MediaTrackSettings 📋Firefox2/24/2015 Chrome6/5/2017832
api.MediaTrackSettings.echoCancellation 📋Firefox11/15/2016 Chrome6/5/2017202
api.MediaTrackSettings.frameRate 📋Firefox2/24/2015 Chrome6/5/2017832
api.MediaTrackSettings.height 📋Firefox2/24/2015 Chrome6/5/2017832
api.MediaTrackSettings.width 📋Firefox2/24/2015 Chrome6/5/2017832
api.RTCPeerConnection.getReceivers 📋Firefox12/1/2014 Chrome6/5/2017917
api.RTCPeerConnection.icegatheringstatechange_event 📋Firefox6/25/2013 Chrome6/5/20171441
api.RTCRtpReceiver 📋Firefox12/1/2014 Chrome6/5/2017917
api.RTCRtpReceiver.track 📋Firefox12/1/2014 Chrome6/5/2017917
api.RTCStatsReport.size 📋Firefox8/2/2016 Chrome6/5/2017307
api.XMLHttpRequest.send.body_URLSearchParams_type Firefox1/26/2016 Chrome6/5/2017496
css.properties.align-content.flex_context.first_baseline Firefox3/7/2017 Chrome6/5/201790
css.properties.align-items.flex_context.first_baseline Firefox3/7/2017 Chrome6/5/201790
css.properties.align-self.flex_context.first_baseline Firefox3/7/2017 Chrome6/5/201790
css.properties.place-content 📋Firefox3/8/2016 Chrome6/5/2017454
css.properties.place-content.flex_context Firefox3/8/2016 Chrome6/5/2017454
css.properties.place-content.grid_context Firefox4/19/2017 Chrome6/5/201747
css.properties.place-items 📋Firefox3/8/2016 Chrome6/5/2017454
css.properties.place-items.flex_context Firefox3/8/2016 Chrome6/5/2017454
css.properties.place-items.grid_context Firefox3/8/2016 Chrome6/5/2017454
css.properties.place-self 📋Firefox3/8/2016 Chrome6/5/2017454
css.properties.place-self.flex_context Firefox3/8/2016 Chrome6/5/2017454
css.properties.place-self.grid_context Firefox3/8/2016 Chrome6/5/2017454

2017/4

API First Browser Date Last Browser Date Days
api.AnalyserNode.AnalyserNode 📋Chrome12/1/2016 Firefox4/19/2017139
api.AudioBuffer.AudioBuffer 📋Chrome12/1/2016 Firefox4/19/2017139
api.AudioBufferSourceNode.AudioBufferSourceNode 📋Chrome12/1/2016 Firefox4/19/2017139
api.AudioParam.maxValue 📋Chrome7/20/2016 Firefox4/19/2017273
api.AudioParam.minValue 📋Chrome7/20/2016 Firefox4/19/2017273
api.AudioScheduledSourceNode 📋Chrome3/9/2017 Firefox4/19/201741
api.BaseAudioContext 📋Chrome1/25/2017 Firefox4/19/201784
api.BiquadFilterNode.BiquadFilterNode 📋Chrome12/1/2016 Firefox4/19/2017139
api.CSSNamespaceRule 📋Chrome12/1/2015 Firefox4/19/2017505
api.ChannelMergerNode.ChannelMergerNode 📋Chrome12/1/2016 Firefox4/19/2017139
api.ChannelSplitterNode.ChannelSplitterNode 📋Chrome12/1/2016 Firefox4/19/2017139
api.ClipboardEvent.ClipboardEvent 📋Firefox6/25/2013 Chrome4/19/20171394
api.CompositionEvent.CompositionEvent 📋Chrome3/26/2013 Firefox4/19/20171485
api.ConvolverNode.ConvolverNode 📋Chrome12/1/2016 Firefox4/19/2017139
api.DelayNode.DelayNode 📋Chrome12/1/2016 Firefox4/19/2017139
api.DynamicsCompressorNode.DynamicsCompressorNode 📋Chrome12/1/2016 Firefox4/19/2017139
api.Element.auxclick_event 📋Chrome12/1/2016 Firefox4/19/2017139
api.Event.cancelBubble 📋Chrome12/11/2008 Firefox4/19/20173051
api.EventSource.worker_support Chrome9/2/2010 Firefox4/19/20172421
api.GainNode.GainNode 📋Chrome12/1/2016 Firefox4/19/2017139
api.HTMLLinkElement.referrerPolicy 📋Firefox11/15/2016 Chrome4/19/2017155
api.HTMLMediaElement.play.returns_promise Chrome4/13/2016 Firefox4/19/2017371
api.IDBCursor.continuePrimaryKey 📋Firefox1/31/2012 Chrome4/19/20171905
api.IDBCursor.key.binary_keys Firefox1/24/2017 Chrome4/19/201785
api.IIRFilterNode.IIRFilterNode 📋Chrome12/1/2016 Firefox4/19/2017139
api.MediaElementAudioSourceNode.MediaElementAudioSourceNode 📋Chrome12/1/2016 Firefox4/19/2017139
api.MediaStreamAudioDestinationNode.MediaStreamAudioDestinationNode 📋Chrome3/9/2017 Firefox4/19/201741
api.MediaStreamAudioSourceNode.MediaStreamAudioSourceNode 📋Chrome12/1/2016 Firefox4/19/2017139
api.MouseEvent.x 📋Chrome12/11/2008 Firefox4/19/20173051
api.MouseEvent.y 📋Chrome12/11/2008 Firefox4/19/20173051
api.Node.getRootNode 📋Chrome10/12/2016 Firefox4/19/2017189
api.OfflineAudioCompletionEvent.OfflineAudioCompletionEvent 📋Chrome3/9/2017 Firefox4/19/201741
api.OscillatorNode.OscillatorNode 📋Chrome12/1/2016 Firefox4/19/2017139
api.PannerNode.PannerNode 📋Chrome12/1/2016 Firefox4/19/2017139
api.PeriodicWave.PeriodicWave 📋Chrome12/1/2016 Firefox4/19/2017139
api.RTCStatsReport 📋Firefox2/4/2014 Chrome4/19/20171170
api.RTCStatsReport.@@iterator Firefox8/2/2016 Chrome4/19/2017260
api.RTCStatsReport.entries 📋Firefox8/2/2016 Chrome4/19/2017260
api.RTCStatsReport.forEach 📋Firefox2/4/2014 Chrome4/19/20171170
api.RTCStatsReport.get 📋Firefox2/4/2014 Chrome4/19/20171170
api.RTCStatsReport.has 📋Firefox2/4/2014 Chrome4/19/20171170
api.RTCStatsReport.keys 📋Firefox8/2/2016 Chrome4/19/2017260
api.RTCStatsReport.type_candidate-pair 📋Firefox4/29/2014 Chrome4/19/20171086
api.RTCStatsReport.type_candidate-pair.localCandidateId 📋Firefox4/29/2014 Chrome4/19/20171086
api.RTCStatsReport.type_candidate-pair.priority Firefox11/3/2015 Chrome4/19/2017533
api.RTCStatsReport.type_candidate-pair.remoteCandidateId 📋Firefox4/29/2014 Chrome4/19/20171086
api.RTCStatsReport.type_candidate-pair.state 📋Firefox4/29/2014 Chrome4/19/20171086
api.RTCStatsReport.values Firefox8/2/2016 Chrome4/19/2017260
api.SVGGeometryElement 📋Chrome1/25/2017 Firefox4/19/201784
api.Selection.removeRange 📋Firefox11/9/2004 Chrome4/19/20174544
api.Selection.setBaseAndExtent 📋Chrome12/11/2008 Firefox4/19/20173051
api.StereoPannerNode.StereoPannerNode 📋Chrome12/1/2016 Firefox4/19/2017139
api.URLSearchParams.URLSearchParams.sequence Chrome4/19/2017 Firefox4/19/2017
api.WEBGL_compressed_texture_astc 📋Chrome12/1/2015 Firefox4/19/2017505
api.WEBGL_compressed_texture_astc.getSupportedProfiles 📋Chrome12/1/2015 Firefox4/19/2017505
api.WEBGL_debug_renderer_info 📋Chrome2/20/2014 Firefox4/19/20171154
api.WaveShaperNode.WaveShaperNode 📋Chrome12/1/2016 Firefox4/19/2017139
css.properties.caret-color 📋Chrome3/9/2017 Firefox4/19/201741
css.properties.display.flow-root Chrome4/19/2017 Firefox4/19/2017
css.properties.mask 📋Chrome12/11/2008 Firefox4/19/20173051
css.properties.mask-image.multiple_mask_images Chrome12/11/2008 Firefox4/19/20173051
css.properties.mask-image.svg_masks Chrome12/2/2010 Firefox4/19/20172330
css.properties.tab-size.length 📋Chrome4/14/2015 Firefox4/19/2017736
html.elements.img.usemap.caseless_usemap Firefox1/24/2017 Chrome4/19/201785
javascript.builtins.Function.name.inferred_names Chrome5/25/2016 Firefox4/19/2017329
javascript.builtins.Intl.DateTimeFormat.resolvedOptions.computed_timezone Chrome5/20/2014 Firefox4/19/20171065
javascript.functions.arrow_functions.trailing_comma Firefox3/7/2017 Chrome4/19/201743
javascript.grammar.trailing_commas.trailing_commas_in_functions Firefox3/7/2017 Chrome4/19/201743
javascript.operators.function.trailing_comma Firefox3/7/2017 Chrome4/19/201743
javascript.operators.generator_function.trailing_comma Firefox3/7/2017 Chrome4/19/201743
javascript.statements.for_of.closing_iterators Chrome5/25/2016 Firefox4/19/2017329
javascript.statements.function.trailing_comma_in_parameters Firefox3/7/2017 Chrome4/19/201743
javascript.statements.generator_function.trailing_comma_in_parameters Firefox3/7/2017 Chrome4/19/201743

2017/3

API First Browser Date Last Browser Date Days
api.FontFaceSetLoadEvent.FontFaceSetLoadEvent 📋Firefox9/22/2015 Chrome3/9/2017534
api.HTMLFieldSetElement.elements.type_HTMLCollection Firefox3/22/2011 Chrome3/9/20172179
api.Headers.lexicographical_sorting Firefox1/26/2016 Chrome3/9/2017408
api.MediaDevices.devicechange_event 📋Firefox3/7/2017 Chrome3/9/20172
api.RTCDataChannel.bufferedamountlow_event 📋Firefox1/26/2016 Chrome3/9/2017408
api.Response.redirected 📋Firefox9/20/2016 Chrome3/9/2017170
css.properties.align-content.flex_context.baseline Firefox3/8/2016 Chrome3/9/2017366
css.properties.align-content.flex_context.stretch Firefox3/7/2017 Chrome3/9/20172
css.properties.align-content.grid_context 📋Firefox3/7/2017 Chrome3/9/20172
css.properties.align-items.grid_context 📋Firefox3/7/2017 Chrome3/9/20172
css.properties.align-items.grid_context.start_end Firefox3/7/2017 Chrome3/9/20172
css.properties.align-self.flex_context.stretch Firefox3/7/2017 Chrome3/9/20172
css.properties.align-self.grid_context 📋Firefox3/7/2017 Chrome3/9/20172
css.properties.block-size 📋Firefox9/22/2015 Chrome3/9/2017534
css.properties.display.grid Firefox3/7/2017 Chrome3/9/20172
css.properties.display.inline-grid Firefox3/7/2017 Chrome3/9/20172
css.properties.gap 📋Firefox3/7/2017 Chrome3/9/20172
css.properties.grid 📋Firefox3/7/2017 Chrome3/9/20172
css.properties.grid-area 📋Firefox3/7/2017 Chrome3/9/20172
css.properties.grid-auto-flow 📋Firefox3/7/2017 Chrome3/9/20172
css.properties.grid-column 📋Firefox3/7/2017 Chrome3/9/20172
css.properties.grid-column-end 📋Firefox3/7/2017 Chrome3/9/20172
css.properties.grid-column-start 📋Firefox3/7/2017 Chrome3/9/20172
css.properties.grid-row 📋Firefox3/7/2017 Chrome3/9/20172
css.properties.grid-row-end 📋Firefox3/7/2017 Chrome3/9/20172
css.properties.grid-row-start 📋Firefox3/7/2017 Chrome3/9/20172
css.properties.grid-template 📋Firefox3/7/2017 Chrome3/9/20172
css.properties.grid-template-areas 📋Firefox3/7/2017 Chrome3/9/20172
css.properties.grid-template-columns 📋Firefox3/7/2017 Chrome3/9/20172
css.properties.grid-template-columns.fit-content 📋Firefox3/7/2017 Chrome3/9/20172
css.properties.grid-template-columns.minmax 📋Firefox3/7/2017 Chrome3/9/20172
css.properties.grid-template-rows 📋Firefox3/7/2017 Chrome3/9/20172
css.properties.grid-template-rows.fit-content 📋Firefox3/7/2017 Chrome3/9/20172
css.properties.grid-template-rows.minmax 📋Firefox3/7/2017 Chrome3/9/20172
css.properties.inline-size 📋Firefox9/22/2015 Chrome3/9/2017534
css.properties.justify-content.flex_context.stretch Firefox3/7/2017 Chrome3/9/20172
css.properties.justify-content.grid_context 📋Firefox3/7/2017 Chrome3/9/20172
css.properties.justify-items.grid_context 📋Firefox3/8/2016 Chrome3/9/2017366
css.properties.justify-self 📋Firefox3/8/2016 Chrome3/9/2017366
css.properties.justify-self.flex_context 📋Firefox3/8/2016 Chrome3/9/2017366
css.properties.justify-self.grid_context 📋Firefox3/8/2016 Chrome3/9/2017366
css.properties.max-block-size 📋Firefox9/22/2015 Chrome3/9/2017534
css.properties.max-inline-size 📋Firefox9/22/2015 Chrome3/9/2017534
css.properties.min-block-size 📋Firefox9/22/2015 Chrome3/9/2017534
css.properties.min-inline-size 📋Firefox9/22/2015 Chrome3/9/2017534
css.properties.text-decoration.includes_color-and-style Firefox8/16/2011 Chrome3/9/20172032
css.properties.text-decoration-color 📋Firefox2/24/2015 Chrome3/9/2017744
css.properties.text-decoration-line 📋Firefox2/24/2015 Chrome3/9/2017744
css.properties.text-decoration-line.blink Firefox12/10/2013 Chrome3/9/20171185
css.properties.text-decoration-style 📋Firefox2/24/2015 Chrome3/9/2017744
css.properties.text-decoration-style.wavy Firefox8/16/2011 Chrome3/9/20172032
css.selectors.first-child.no_parent_required Firefox3/7/2017 Chrome3/9/20172
css.selectors.last-child.no_parent_required Firefox3/7/2017 Chrome3/9/20172
css.selectors.nth-child.no_parent_required Firefox3/7/2017 Chrome3/9/20172
css.selectors.nth-last-child.no_parent_required Firefox3/7/2017 Chrome3/9/20172
css.selectors.only-child.no_parent_required Firefox3/7/2017 Chrome3/9/20172
css.selectors.placeholder 📋Firefox1/24/2017 Chrome3/9/201744
javascript.builtins.Intl.DateTimeFormat.formatToParts 📋Firefox1/24/2017 Chrome3/9/201744
javascript.builtins.String.padEnd 📋Firefox8/2/2016 Chrome3/9/2017219
javascript.builtins.String.padStart 📋Firefox8/2/2016 Chrome3/9/2017219
api.BaseAudioContext.createConstantSource 📋Chrome1/25/2017 Firefox3/7/201741
api.ConstantSourceNode 📋Chrome1/25/2017 Firefox3/7/201741
api.ConstantSourceNode.ConstantSourceNode 📋Chrome1/25/2017 Firefox3/7/201741
api.ConstantSourceNode.offset 📋Chrome1/25/2017 Firefox3/7/201741
api.Document.rootElement 📋Chrome4/8/2014 Firefox3/7/20171064
api.Document.selectionchange_event 📋Chrome4/27/2011 Firefox3/7/20172141
api.Element.focusin_event 📋Chrome12/11/2008 Firefox3/7/20173008
api.Element.focusout_event 📋Chrome12/11/2008 Firefox3/7/20173008
api.Element.touchcancel_event 📋Chrome9/25/2012 Firefox3/7/20171624
api.Element.touchend_event 📋Chrome9/25/2012 Firefox3/7/20171624
api.Element.touchmove_event 📋Chrome9/25/2012 Firefox3/7/20171624
api.Element.touchstart_event 📋Chrome9/25/2012 Firefox3/7/20171624
api.Event.composed 📋Chrome8/31/2016 Firefox3/7/2017188
api.FileSystemEntry.getParent 📋Chrome12/2/2010 Firefox3/7/20172287
api.HTMLMediaElement.waitingforkey_event 📋Chrome12/1/2016 Firefox3/7/201796
api.MediaKeySession.keystatuseschange_event 📋Chrome12/1/2016 Firefox3/7/201796
api.MediaKeySession.message_event 📋Chrome12/1/2016 Firefox3/7/201796
api.MediaStream.active 📋Chrome4/14/2015 Firefox3/7/2017693
api.Node.selectstart_event 📋Chrome12/11/2008 Firefox3/7/20173008
api.RTCDTMFSender 📋Chrome5/21/2013 Firefox3/7/20171386
api.RTCDTMFSender.insertDTMF 📋Chrome5/21/2013 Firefox3/7/20171386
api.RTCDTMFSender.toneBuffer 📋Chrome5/21/2013 Firefox3/7/20171386
api.RTCDTMFSender.tonechange_event 📋Chrome5/21/2013 Firefox3/7/20171386
api.RTCDTMFToneChangeEvent 📋Chrome5/21/2013 Firefox3/7/20171386
api.RTCDTMFToneChangeEvent.RTCDTMFToneChangeEvent 📋Chrome5/21/2013 Firefox3/7/20171386
api.RTCDTMFToneChangeEvent.tone 📋Chrome5/21/2013 Firefox3/7/20171386
api.Touch 📋Chrome9/25/2012 Firefox3/7/20171624
api.Touch.Touch 📋Chrome1/20/2016 Firefox3/7/2017412
api.Touch.clientX 📋Chrome9/25/2012 Firefox3/7/20171624
api.Touch.clientY 📋Chrome9/25/2012 Firefox3/7/20171624
api.Touch.force 📋Chrome10/7/2014 Firefox3/7/2017882
api.Touch.identifier 📋Chrome9/25/2012 Firefox3/7/20171624
api.Touch.pageX 📋Chrome9/25/2012 Firefox3/7/20171624
api.Touch.pageY 📋Chrome9/25/2012 Firefox3/7/20171624
api.Touch.radiusX 📋Chrome10/7/2014 Firefox3/7/2017882
api.Touch.radiusY 📋Chrome10/7/2014 Firefox3/7/2017882
api.Touch.rotationAngle 📋Chrome5/19/2015 Firefox3/7/2017658
api.Touch.screenX 📋Chrome9/25/2012 Firefox3/7/20171624
api.Touch.screenY 📋Chrome9/25/2012 Firefox3/7/20171624
api.Touch.target 📋Chrome9/25/2012 Firefox3/7/20171624
api.TouchEvent 📋Chrome9/25/2012 Firefox3/7/20171624
api.TouchEvent.altKey 📋Chrome9/25/2012 Firefox3/7/20171624
api.TouchEvent.changedTouches 📋Chrome9/25/2012 Firefox3/7/20171624
api.TouchEvent.ctrlKey 📋Chrome9/25/2012 Firefox3/7/20171624
api.TouchEvent.metaKey 📋Chrome9/25/2012 Firefox3/7/20171624
api.TouchEvent.shiftKey 📋Chrome9/25/2012 Firefox3/7/20171624
api.TouchEvent.targetTouches 📋Chrome9/25/2012 Firefox3/7/20171624
api.TouchEvent.touches 📋Chrome9/25/2012 Firefox3/7/20171624
api.TouchList 📋Chrome3/28/2012 Firefox3/7/20171805
api.TouchList.item 📋Chrome3/28/2012 Firefox3/7/20171805
api.TouchList.length 📋Chrome3/28/2012 Firefox3/7/20171805
api.fetch.init_referrerPolicy_parameter Chrome7/20/2016 Firefox3/7/2017230
api.isSecureContext.worker_support Chrome12/1/2016 Firefox3/7/201796
css.properties.clip-path.svg_elements Chrome11/6/2012 Firefox3/7/20171582
css.properties.column-count 📋Chrome4/13/2016 Firefox3/7/2017328
css.properties.column-fill 📋Chrome4/13/2016 Firefox3/7/2017328
css.properties.column-gap.multicol_context 📋Chrome4/13/2016 Firefox3/7/2017328
css.properties.column-rule 📋Chrome4/13/2016 Firefox3/7/2017328
css.properties.column-rule-color 📋Chrome4/13/2016 Firefox3/7/2017328
css.properties.column-rule-style 📋Chrome4/13/2016 Firefox3/7/2017328
css.properties.column-rule-width 📋Chrome4/13/2016 Firefox3/7/2017328
css.properties.columns 📋Chrome4/13/2016 Firefox3/7/2017328
css.properties.position.absolutely_positioned_flex_children Chrome7/20/2016 Firefox3/7/2017230
css.properties.row-gap 📋Chrome12/1/2015 Firefox3/7/2017462
css.properties.touch-action 📋Chrome7/16/2014 Firefox3/7/2017965
css.properties.touch-action.manipulation Chrome7/16/2014 Firefox3/7/2017965
css.properties.touch-action.none Chrome7/16/2014 Firefox3/7/2017965
css.properties.touch-action.pan-x Chrome7/16/2014 Firefox3/7/2017965
css.properties.touch-action.pan-y Chrome7/16/2014 Firefox3/7/2017965
html.elements.a.rel.noopener 📋Chrome3/2/2016 Firefox3/7/2017370
html.elements.area.rel.noopener 📋Chrome3/2/2016 Firefox3/7/2017370
javascript.builtins.Array.toLocaleString.locales_parameter Chrome1/10/2013 Firefox3/7/20171517
javascript.builtins.Array.toLocaleString.options_parameter Chrome1/10/2013 Firefox3/7/20171517
javascript.builtins.AsyncFunction 📋Chrome12/1/2016 Firefox3/7/201796
javascript.builtins.AsyncFunction.AsyncFunction 📋Chrome12/1/2016 Firefox3/7/201796
javascript.builtins.Date.toLocaleDateString.iana_time_zone_names Chrome1/10/2013 Firefox3/7/20171517
javascript.builtins.Date.toLocaleString.iana_time_zone_names Chrome1/10/2013 Firefox3/7/20171517
javascript.builtins.Date.toLocaleTimeString.iana_time_zone_names Chrome1/10/2013 Firefox3/7/20171517
javascript.builtins.Float32Array.Float32Array.iterable_allowed Chrome11/18/2014 Firefox3/7/2017840
javascript.builtins.Float64Array.Float64Array.iterable_allowed Chrome11/18/2014 Firefox3/7/2017840
javascript.builtins.Int16Array.Int16Array.iterable_allowed Chrome11/18/2014 Firefox3/7/2017840
javascript.builtins.Int32Array.Int32Array.iterable_allowed Chrome11/18/2014 Firefox3/7/2017840
javascript.builtins.Int8Array.Int8Array.iterable_allowed Chrome11/18/2014 Firefox3/7/2017840
javascript.builtins.Intl.DateTimeFormat.DateTimeFormat.options_parameter.options_timeZone_parameter.iana_time_zones Chrome1/10/2013 Firefox3/7/20171517
javascript.builtins.TypedArray.iterable_in_constructor Chrome11/18/2014 Firefox3/7/2017840
javascript.builtins.Uint16Array.Uint16Array.iterable_allowed Chrome11/18/2014 Firefox3/7/2017840
javascript.builtins.Uint32Array.Uint32Array.iterable_allowed Chrome11/18/2014 Firefox3/7/2017840
javascript.builtins.Uint8Array.Uint8Array.iterable_allowed Chrome11/18/2014 Firefox3/7/2017840
javascript.builtins.Uint8ClampedArray.Uint8ClampedArray.iterable_allowed Chrome11/18/2014 Firefox3/7/2017840
javascript.functions.method_definitions.async_methods Chrome12/1/2016 Firefox3/7/201796
javascript.functions.rest_parameters.destructuring Chrome3/2/2016 Firefox3/7/2017370
javascript.operators.async_function 📋Chrome12/1/2016 Firefox3/7/201796
javascript.operators.await 📋Chrome12/1/2016 Firefox3/7/201796
javascript.operators.exponentiation 📋Chrome7/20/2016 Firefox3/7/2017230
javascript.operators.exponentiation_assignment 📋Chrome7/20/2016 Firefox3/7/2017230
javascript.statements.async_function 📋Chrome12/1/2016 Firefox3/7/201796

2017/1

API First Browser Date Last Browser Date Days
api.CSSConditionRule 📋Firefox4/2/2013 Chrome1/25/20171394
api.CSSConditionRule.conditionText 📋Firefox4/2/2013 Chrome1/25/20171394
api.Document.createElement.options_parameter Firefox11/15/2016 Chrome1/25/201771
api.Document.createElementNS.options_parameter Firefox11/15/2016 Chrome1/25/201771
api.EXT_color_buffer_float 📋Firefox1/24/2017 Chrome1/25/20171
api.HTMLCanvasElement.getContext.webgl2_context Firefox1/24/2017 Chrome1/25/20171
api.HTMLCanvasElement.getContext.webgl2_context.options_alpha_parameter 📋Firefox6/10/2014 Chrome1/25/2017960
api.HTMLCanvasElement.getContext.webgl2_context.options_failIfMajorPerformanceCaveat_parameter 📋Firefox9/22/2015 Chrome1/25/2017491
api.KeyboardEvent.isComposing 📋Firefox7/22/2014 Chrome1/25/2017918
api.Performance.toJSON 📋Firefox10/29/2013 Chrome1/25/20171184
api.PerformanceNavigation.toJSON 📋Firefox10/29/2013 Chrome1/25/20171184
api.RTCDataChannelEvent.RTCDataChannelEvent 📋Firefox6/25/2013 Chrome1/25/20171310
api.RTCPeerConnection 📋Firefox1/26/2016 Chrome1/25/2017365
api.RTCPeerConnection.RTCPeerConnection 📋Firefox1/26/2016 Chrome1/25/2017365
api.RTCPeerConnectionIceEvent 📋Firefox9/17/2013 Chrome1/25/20171226
api.RTCPeerConnectionIceEvent.RTCPeerConnectionIceEvent 📋Firefox9/17/2013 Chrome1/25/20171226
api.RTCTrackEvent 📋Firefox6/25/2013 Chrome1/25/20171310
api.RTCTrackEvent.receiver 📋Firefox12/1/2014 Chrome1/25/2017786
api.RTCTrackEvent.streams 📋Firefox6/25/2013 Chrome1/25/20171310
api.RTCTrackEvent.track 📋Firefox6/25/2013 Chrome1/25/20171310
api.WebGL2RenderingContext 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.activeTexture 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.attachShader 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.beginQuery 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.beginTransformFeedback 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.bindAttribLocation 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.bindBuffer 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.bindBufferBase 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.bindBufferRange 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.bindFramebuffer 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.bindRenderbuffer 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.bindSampler 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.bindTexture 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.bindTransformFeedback 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.bindVertexArray 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.blendColor 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.blendEquation 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.blendEquationSeparate 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.blendFunc 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.blendFuncSeparate 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.blitFramebuffer 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.bufferData 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.bufferSubData 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.canvas 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.checkFramebufferStatus 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.clear 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.clearBufferfi 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.clearBufferfv 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.clearBufferiv 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.clearBufferuiv 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.clearColor 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.clearDepth 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.clearStencil 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.clientWaitSync 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.colorMask 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.compileShader 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.compressedTexImage2D 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.compressedTexImage3D 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.compressedTexSubImage2D 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.compressedTexSubImage3D 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.copyBufferSubData 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.copyTexImage2D 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.copyTexSubImage2D 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.copyTexSubImage3D 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.createBuffer 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.createFramebuffer 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.createProgram 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.createQuery 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.createRenderbuffer 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.createSampler 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.createShader 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.createTexture 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.createTransformFeedback 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.createVertexArray 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.cullFace 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.deleteBuffer 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.deleteFramebuffer 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.deleteProgram 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.deleteQuery 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.deleteRenderbuffer 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.deleteSampler 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.deleteShader 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.deleteSync 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.deleteTexture 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.deleteTransformFeedback 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.deleteVertexArray 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.depthFunc 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.depthMask 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.depthRange 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.detachShader 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.disable 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.disableVertexAttribArray 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.drawArrays 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.drawArraysInstanced 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.drawBuffers 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.drawElements 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.drawElementsInstanced 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.drawRangeElements 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.drawingBufferHeight 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.drawingBufferWidth 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.enable 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.enableVertexAttribArray 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.endQuery 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.endTransformFeedback 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.fenceSync 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.finish 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.flush 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.framebufferRenderbuffer 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.framebufferTexture2D 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.framebufferTextureLayer 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.frontFace 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.generateMipmap 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.getActiveAttrib 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.getActiveUniform 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.getActiveUniformBlockName 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.getActiveUniformBlockParameter 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.getActiveUniforms 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.getAttachedShaders 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.getAttribLocation 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.getBufferParameter 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.getBufferSubData 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.getContextAttributes 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.getError 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.getExtension 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.getFragDataLocation 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.getFramebufferAttachmentParameter 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.getIndexedParameter 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.getInternalformatParameter 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.getParameter 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.getProgramInfoLog 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.getProgramParameter 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.getQuery 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.getQueryParameter 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.getRenderbufferParameter 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.getSamplerParameter 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.getShaderInfoLog 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.getShaderParameter 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.getShaderPrecisionFormat 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.getShaderSource 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.getSupportedExtensions 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.getSyncParameter 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.getTexParameter 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.getTransformFeedbackVarying 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.getUniform 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.getUniformBlockIndex 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.getUniformIndices 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.getUniformLocation 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.getVertexAttrib 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.getVertexAttribOffset 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.hint 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.invalidateFramebuffer 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.invalidateSubFramebuffer 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.isBuffer 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.isContextLost 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.isEnabled 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.isFramebuffer 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.isProgram 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.isQuery 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.isRenderbuffer 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.isSampler 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.isShader 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.isSync 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.isTexture 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.isTransformFeedback 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.isVertexArray 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.lineWidth 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.linkProgram 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.pauseTransformFeedback 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.pixelStorei 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.polygonOffset 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.readBuffer 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.readPixels 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.renderbufferStorage 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.renderbufferStorageMultisample 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.resumeTransformFeedback 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.sampleCoverage 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.samplerParameterf 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.samplerParameteri 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.scissor 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.shaderSource 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.stencilFunc 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.stencilFuncSeparate 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.stencilMask 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.stencilMaskSeparate 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.stencilOp 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.stencilOpSeparate 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.texImage2D 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.texImage3D 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.texParameterf 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.texParameteri 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.texStorage2D 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.texStorage3D 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.texSubImage2D 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.texSubImage3D 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.transformFeedbackVaryings 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.uniform1f 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.uniform1fv 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.uniform1i 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.uniform1iv 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.uniform1ui 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.uniform1uiv 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.uniform2f 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.uniform2fv 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.uniform2i 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.uniform2iv 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.uniform2ui 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.uniform2uiv 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.uniform3f 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.uniform3fv 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.uniform3i 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.uniform3iv 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.uniform3ui 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.uniform3uiv 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.uniform4f 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.uniform4fv 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.uniform4i 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.uniform4iv 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.uniform4ui 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.uniform4uiv 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.uniformBlockBinding 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.uniformMatrix2fv 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.uniformMatrix2x3fv 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.uniformMatrix2x4fv 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.uniformMatrix3fv 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.uniformMatrix3x2fv 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.uniformMatrix3x4fv 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.uniformMatrix4fv 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.uniformMatrix4x2fv 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.uniformMatrix4x3fv 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.useProgram 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.validateProgram 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.vertexAttrib1f 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.vertexAttrib1fv 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.vertexAttrib2f 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.vertexAttrib2fv 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.vertexAttrib3f 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.vertexAttrib3fv 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.vertexAttrib4f 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.vertexAttrib4fv 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.vertexAttribDivisor 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.vertexAttribI4i 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.vertexAttribI4iv 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.vertexAttribI4ui 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.vertexAttribI4uiv 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.vertexAttribIPointer 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.vertexAttribPointer 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.viewport 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGL2RenderingContext.waitSync 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGLQuery 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGLSampler 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGLSync 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGLTransformFeedback 📋Firefox1/24/2017 Chrome1/25/20171
api.WebGLVertexArrayObject 📋Firefox1/24/2017 Chrome1/25/20171
css.properties.border-image-repeat.space Firefox11/15/2016 Chrome1/25/201771
css.properties.position.sticky Firefox9/2/2014 Chrome1/25/2017876
api.CanvasRenderingContext2D.imageSmoothingEnabled 📋Chrome10/1/2013 Firefox1/24/20171211
api.DOMTokenList.trim_whitespace Chrome1/20/2016 Firefox1/24/2017370
api.Element.transitionend_event 📋Chrome3/26/2013 Firefox1/24/20171400
api.HTMLInputElement.minLength 📋Chrome1/21/2015 Firefox1/24/2017734
api.HTMLTextAreaElement.minLength 📋Chrome1/21/2015 Firefox1/24/2017734
api.IDBObjectStore.getKey 📋Chrome1/20/2016 Firefox1/24/2017370
api.Permissions.revoke 📋Chrome10/13/2015 Firefox1/24/2017469
api.Request.integrity 📋Chrome10/13/2015 Firefox1/24/2017469
api.SVGElement.blur 📋Chrome12/11/2008 Firefox1/24/20172966
api.SVGElement.dataset 📋Chrome12/1/2016 Firefox1/24/201754
api.SVGElement.focus 📋Chrome12/11/2008 Firefox1/24/20172966
api.SVGElement.tabIndex 📋Chrome7/16/2014 Firefox1/24/2017923
api.ValidityState.tooShort 📋Chrome1/21/2015 Firefox1/24/2017734
css.selectors.indeterminate.radio Chrome11/18/2014 Firefox1/24/2017798
css.selectors.placeholder-shown 📋Chrome12/1/2015 Firefox1/24/2017420
html.elements.input.minlength 📋Chrome1/21/2015 Firefox1/24/2017734
html.elements.textarea.minlength 📋Chrome1/21/2015 Firefox1/24/2017734
javascript.builtins.Symbol.toStringTag 📋Chrome3/2/2016 Firefox1/24/2017328
javascript.builtins.TypedArray.toLocaleString 📋Chrome10/19/2010 Firefox1/24/20172289
javascript.builtins.TypedArray.toString 📋Chrome10/19/2010 Firefox1/24/20172289

2016/12

API First Browser Date Last Browser Date Days
api.EventTarget.addEventListener.options_parameter.options_once_parameter 📋Firefox11/15/2016 Chrome12/1/201616
api.IDBIndex.name.renaming_through_name_setter Firefox9/20/2016 Chrome12/1/201672
api.IDBObjectStore.name.renaming_through_name_setter Firefox9/20/2016 Chrome12/1/201672
api.MediaStream 📋Firefox8/28/2012 Chrome12/1/20161556
api.MediaStream.MediaStream 📋Firefox1/26/2016 Chrome12/1/2016310
api.MediaStreamTrackEvent.MediaStreamTrackEvent 📋Firefox11/15/2016 Chrome12/1/201616
css.properties.clip-path 📋Firefox6/30/2009 Chrome12/1/20162711
css.properties.clip-path.is_animatable Firefox9/20/2016 Chrome12/1/201672
css.properties.hyphens 📋Firefox12/15/2015 Chrome12/1/2016352
css.properties.hyphens.language_english Firefox8/16/2011 Chrome12/1/20161934

2016/11

API First Browser Date Last Browser Date Days
api.BaseAudioContext.createIIRFilter 📋Chrome3/2/2016 Firefox11/15/2016258
api.DOMTokenList.entries Chrome4/14/2015 Firefox11/15/2016581
api.DOMTokenList.forEach Chrome4/14/2015 Firefox11/15/2016581
api.DOMTokenList.keys Chrome4/14/2015 Firefox11/15/2016581
api.DOMTokenList.values Chrome4/14/2015 Firefox11/15/2016581
api.DataTransfer.items 📋Chrome9/15/2009 Firefox11/15/20162618
api.DataTransferItem 📋Chrome4/27/2011 Firefox11/15/20162029
api.DataTransferItem.getAsFile 📋Chrome4/27/2011 Firefox11/15/20162029
api.DataTransferItem.getAsString 📋Chrome4/27/2011 Firefox11/15/20162029
api.DataTransferItem.kind 📋Chrome4/27/2011 Firefox11/15/20162029
api.DataTransferItem.type 📋Chrome4/27/2011 Firefox11/15/20162029
api.DataTransferItem.webkitGetAsEntry 📋Chrome8/2/2011 Firefox11/15/20161932
api.DataTransferItemList 📋Chrome8/2/2011 Firefox11/15/20161932
api.DataTransferItemList.add 📋Chrome8/2/2011 Firefox11/15/20161932
api.DataTransferItemList.clear 📋Chrome8/2/2011 Firefox11/15/20161932
api.DataTransferItemList.length 📋Chrome8/2/2011 Firefox11/15/20161932
api.DataTransferItemList.remove 📋Chrome11/12/2013 Firefox11/15/20161099
api.Document.exitPointerLock 📋Chrome8/26/2014 Firefox11/15/2016812
api.Document.pointerLockElement 📋Chrome8/26/2014 Firefox11/15/2016812
api.Document.pointerlockchange_event 📋Chrome7/16/2014 Firefox11/15/2016853
api.Document.pointerlockerror_event 📋Chrome7/16/2014 Firefox11/15/2016853
api.Element.requestPointerLock 📋Chrome8/26/2014 Firefox11/15/2016812
api.File.webkitRelativePath 📋Chrome8/2/2011 Firefox11/15/20161932
api.FileSystem 📋Chrome10/19/2010 Firefox11/15/20162219
api.FileSystem.name 📋Chrome10/19/2010 Firefox11/15/20162219
api.FileSystem.root 📋Chrome10/19/2010 Firefox11/15/20162219
api.FileSystemDirectoryEntry 📋Chrome12/2/2010 Firefox11/15/20162175
api.FileSystemDirectoryEntry.createReader 📋Chrome8/2/2011 Firefox11/15/20161932
api.FileSystemDirectoryEntry.getDirectory 📋Chrome12/2/2010 Firefox11/15/20162175
api.FileSystemDirectoryEntry.getFile 📋Chrome12/2/2010 Firefox11/15/20162175
api.FileSystemDirectoryReader 📋Chrome12/2/2010 Firefox11/15/20162175
api.FileSystemDirectoryReader.readEntries 📋Chrome12/2/2010 Firefox11/15/20162175
api.FileSystemEntry 📋Chrome12/2/2010 Firefox11/15/20162175
api.FileSystemEntry.filesystem 📋Chrome12/2/2010 Firefox11/15/20162175
api.FileSystemEntry.fullPath 📋Chrome12/2/2010 Firefox11/15/20162175
api.FileSystemEntry.isDirectory 📋Chrome12/2/2010 Firefox11/15/20162175
api.FileSystemEntry.isFile 📋Chrome12/2/2010 Firefox11/15/20162175
api.FileSystemEntry.name 📋Chrome12/2/2010 Firefox11/15/20162175
api.FileSystemFileEntry 📋Chrome12/2/2010 Firefox11/15/20162175
api.FileSystemFileEntry.file 📋Chrome12/2/2010 Firefox11/15/20162175
api.HTMLAnchorElement.referrerPolicy 📋Chrome7/20/2016 Firefox11/15/2016118
api.HTMLAreaElement.referrerPolicy 📋Chrome7/20/2016 Firefox11/15/2016118
api.HTMLIFrameElement.referrerPolicy 📋Chrome7/20/2016 Firefox11/15/2016118
api.HTMLImageElement.referrerPolicy 📋Chrome7/20/2016 Firefox11/15/2016118
api.HTMLInputElement.webkitEntries 📋Chrome9/25/2012 Firefox11/15/20161512
api.HTMLInputElement.webkitdirectory 📋Chrome10/19/2010 Firefox11/15/20162219
api.IDBDatabase.close_event 📋Chrome10/1/2013 Firefox11/15/20161141
api.IIRFilterNode 📋Chrome3/2/2016 Firefox11/15/2016258
api.IIRFilterNode.getFrequencyResponse 📋Chrome3/2/2016 Firefox11/15/2016258
api.MediaStream.addtrack_event 📋Chrome3/26/2013 Firefox11/15/20161330
api.MediaStreamTrack.ended_event 📋Chrome3/26/2013 Firefox11/15/20161330
api.MediaStreamTrack.getConstraints 📋Chrome8/31/2016 Firefox11/15/201676
api.MediaStreamTrack.readyState 📋Chrome3/26/2013 Firefox11/15/20161330
api.MediaStreamTrackEvent 📋Chrome3/26/2013 Firefox11/15/20161330
api.MediaStreamTrackEvent.track 📋Chrome3/26/2013 Firefox11/15/20161330
api.NodeList.entries Chrome5/25/2016 Firefox11/15/2016174
api.NodeList.forEach 📋Chrome5/25/2016 Firefox11/15/2016174
api.NodeList.keys Chrome5/25/2016 Firefox11/15/2016174
api.NodeList.values Chrome5/25/2016 Firefox11/15/2016174
api.PannerNode.orientationX 📋Chrome7/20/2016 Firefox11/15/2016118
api.PannerNode.orientationY 📋Chrome7/20/2016 Firefox11/15/2016118
api.PannerNode.orientationZ 📋Chrome7/20/2016 Firefox11/15/2016118
api.PannerNode.positionX 📋Chrome7/20/2016 Firefox11/15/2016118
api.PannerNode.positionY 📋Chrome7/20/2016 Firefox11/15/2016118
api.PannerNode.positionZ 📋Chrome7/20/2016 Firefox11/15/2016118
api.WindowClient.navigate 📋Chrome3/2/2016 Firefox11/15/2016258
css.properties.column-width 📋Chrome4/13/2016 Firefox11/15/2016216
css.properties.unicode-bidi.isolate Chrome1/20/2016 Firefox11/15/2016300
css.properties.unicode-bidi.isolate-override Chrome1/20/2016 Firefox11/15/2016300
css.properties.unicode-bidi.plaintext Chrome1/20/2016 Firefox11/15/2016300
html.elements.a.referrerpolicy 📋Chrome5/25/2016 Firefox11/15/2016174
html.elements.area.referrerpolicy 📋Chrome5/25/2016 Firefox11/15/2016174
html.elements.iframe.referrerpolicy 📋Chrome5/25/2016 Firefox11/15/2016174
html.elements.iframe.sandbox.allow-presentation 📋Chrome8/31/2016 Firefox11/15/201676
html.elements.img.referrerpolicy 📋Chrome5/25/2016 Firefox11/15/2016174
html.elements.link.referrerpolicy Chrome5/25/2016 Firefox11/15/2016174
javascript.builtins.Function.@@hasInstance 📋Chrome4/13/2016 Firefox11/15/2016216
javascript.builtins.Object.getOwnPropertyDescriptors 📋Chrome10/12/2016 Firefox11/15/201634
javascript.builtins.Symbol.hasInstance 📋Chrome4/13/2016 Firefox11/15/2016216

2016/10

API First Browser Date Last Browser Date Days
api.BroadcastChannel 📋Firefox5/12/2015 Chrome10/12/2016519
api.BroadcastChannel.BroadcastChannel 📋Firefox5/12/2015 Chrome10/12/2016519
api.BroadcastChannel.close 📋Firefox5/12/2015 Chrome10/12/2016519
api.BroadcastChannel.message_event 📋Firefox5/12/2015 Chrome10/12/2016519
api.BroadcastChannel.name 📋Firefox5/12/2015 Chrome10/12/2016519
api.BroadcastChannel.postMessage 📋Firefox5/12/2015 Chrome10/12/2016519
api.CacheStorage.match 📋Firefox9/22/2015 Chrome10/12/2016386
api.CharacterData.after 📋Firefox9/20/2016 Chrome10/12/201622
api.CharacterData.before 📋Firefox9/20/2016 Chrome10/12/201622
api.CharacterData.replaceWith 📋Firefox9/20/2016 Chrome10/12/201622
api.Document.append 📋Firefox9/20/2016 Chrome10/12/201622
api.Document.prepend 📋Firefox9/20/2016 Chrome10/12/201622
api.DocumentFragment.append 📋Firefox9/20/2016 Chrome10/12/201622
api.DocumentFragment.prepend 📋Firefox9/20/2016 Chrome10/12/201622
api.DocumentType.after 📋Firefox9/20/2016 Chrome10/12/201622
api.DocumentType.before 📋Firefox9/20/2016 Chrome10/12/201622
api.DocumentType.replaceWith 📋Firefox9/20/2016 Chrome10/12/201622
api.Element.after 📋Firefox9/20/2016 Chrome10/12/201622
api.Element.append 📋Firefox9/20/2016 Chrome10/12/201622
api.Element.before 📋Firefox9/20/2016 Chrome10/12/201622
api.Element.prepend 📋Firefox9/20/2016 Chrome10/12/201622
api.Element.replaceWith 📋Firefox9/20/2016 Chrome10/12/201622
api.HTMLAreaElement.download 📋Firefox4/2/2013 Chrome10/12/20161289
api.HTMLAreaElement.rel 📋Firefox6/10/2014 Chrome10/12/2016855
api.PerformanceResourceTiming.decodedBodySize 📋Firefox3/8/2016 Chrome10/12/2016218
api.PerformanceResourceTiming.encodedBodySize 📋Firefox3/8/2016 Chrome10/12/2016218
api.PerformanceResourceTiming.transferSize 📋Firefox3/8/2016 Chrome10/12/2016218
api.PushSubscription.options 📋Firefox1/26/2016 Chrome10/12/2016260
api.PushSubscriptionOptions 📋Firefox1/26/2016 Chrome10/12/2016260
api.PushSubscriptionOptions.applicationServerKey 📋Firefox1/26/2016 Chrome10/12/2016260
html.elements.area.download 📋Firefox4/2/2013 Chrome10/12/20161289
javascript.builtins.Intl.getCanonicalLocales 📋Firefox8/2/2016 Chrome10/12/201671
javascript.builtins.Object.entries 📋Firefox6/7/2016 Chrome10/12/2016127
javascript.builtins.Object.values 📋Firefox6/7/2016 Chrome10/12/2016127

2016/9

API First Browser Date Last Browser Date Days
api.BaseAudioContext.createPeriodicWave.constraints_disableNormalization_parameter Chrome10/13/2015 Firefox9/20/2016343
api.CanvasRenderingContext2D.filter 📋Chrome7/20/2016 Firefox9/20/201662
api.DOMTokenList.supports 📋Chrome3/2/2016 Firefox9/20/2016202
api.EventTarget.addEventListener.options_parameter Chrome3/2/2016 Firefox9/20/2016202
api.EventTarget.addEventListener.options_parameter.options_capture_parameter 📋Chrome7/20/2016 Firefox9/20/201662
api.EventTarget.addEventListener.options_parameter.options_passive_parameter 📋Chrome5/25/2016 Firefox9/20/2016118
api.EventTarget.removeEventListener.options_parameter Chrome3/2/2016 Firefox9/20/2016202
api.HTMLButtonElement.reportValidity 📋Chrome1/21/2015 Firefox9/20/2016608
api.HTMLCanvasElement.webglcontextcreationerror_event 📋Chrome2/3/2011 Firefox9/20/20162056
api.HTMLDetailsElement 📋Chrome3/8/2011 Firefox9/20/20162023
api.HTMLDetailsElement.open 📋Chrome3/8/2011 Firefox9/20/20162023
api.HTMLDetailsElement.toggle_event 📋Chrome7/16/2014 Firefox9/20/2016797
api.HTMLFieldSetElement.reportValidity 📋Chrome1/21/2015 Firefox9/20/2016608
api.HTMLFormElement.reportValidity 📋Chrome1/21/2015 Firefox9/20/2016608
api.HTMLInputElement.reportValidity 📋Chrome1/21/2015 Firefox9/20/2016608
api.HTMLObjectElement.reportValidity 📋Chrome1/21/2015 Firefox9/20/2016608
api.HTMLOutputElement.reportValidity 📋Chrome1/21/2015 Firefox9/20/2016608
api.HTMLSelectElement.reportValidity 📋Chrome1/21/2015 Firefox9/20/2016608
api.HTMLTextAreaElement.reportValidity 📋Chrome1/21/2015 Firefox9/20/2016608
api.MediaStream.getTrackById 📋Chrome3/26/2013 Firefox9/20/20161274
api.Node.isConnected 📋Chrome5/25/2016 Firefox9/20/2016118
api.OfflineAudioContext.length 📋Chrome5/25/2016 Firefox9/20/2016118
api.SpeechSynthesis 📋Chrome2/20/2014 Firefox9/20/2016943
api.SpeechSynthesis.cancel 📋Chrome2/20/2014 Firefox9/20/2016943
api.SpeechSynthesis.getVoices 📋Chrome2/20/2014 Firefox9/20/2016943
api.SpeechSynthesis.pause 📋Chrome2/20/2014 Firefox9/20/2016943
api.SpeechSynthesis.paused 📋Chrome2/20/2014 Firefox9/20/2016943
api.SpeechSynthesis.pending 📋Chrome2/20/2014 Firefox9/20/2016943
api.SpeechSynthesis.resume 📋Chrome2/20/2014 Firefox9/20/2016943
api.SpeechSynthesis.speak 📋Chrome2/20/2014 Firefox9/20/2016943
api.SpeechSynthesis.speaking 📋Chrome2/20/2014 Firefox9/20/2016943
api.SpeechSynthesis.voiceschanged_event 📋Chrome2/20/2014 Firefox9/20/2016943
api.SpeechSynthesisErrorEvent 📋Chrome2/20/2014 Firefox9/20/2016943
api.SpeechSynthesisErrorEvent.error 📋Chrome2/20/2014 Firefox9/20/2016943
api.SpeechSynthesisEvent 📋Chrome2/20/2014 Firefox9/20/2016943
api.SpeechSynthesisEvent.charIndex 📋Chrome2/20/2014 Firefox9/20/2016943
api.SpeechSynthesisEvent.elapsedTime 📋Chrome2/20/2014 Firefox9/20/2016943
api.SpeechSynthesisEvent.name 📋Chrome2/20/2014 Firefox9/20/2016943
api.SpeechSynthesisEvent.utterance 📋Chrome2/20/2014 Firefox9/20/2016943
api.SpeechSynthesisUtterance 📋Chrome2/20/2014 Firefox9/20/2016943
api.SpeechSynthesisUtterance.SpeechSynthesisUtterance 📋Chrome2/20/2014 Firefox9/20/2016943
api.SpeechSynthesisUtterance.boundary_event 📋Chrome2/20/2014 Firefox9/20/2016943
api.SpeechSynthesisUtterance.end_event 📋Chrome2/20/2014 Firefox9/20/2016943
api.SpeechSynthesisUtterance.error_event 📋Chrome2/20/2014 Firefox9/20/2016943
api.SpeechSynthesisUtterance.lang 📋Chrome2/20/2014 Firefox9/20/2016943
api.SpeechSynthesisUtterance.mark_event 📋Chrome2/20/2014 Firefox9/20/2016943
api.SpeechSynthesisUtterance.pause_event 📋Chrome2/20/2014 Firefox9/20/2016943
api.SpeechSynthesisUtterance.pitch 📋Chrome2/20/2014 Firefox9/20/2016943
api.SpeechSynthesisUtterance.rate 📋Chrome2/20/2014 Firefox9/20/2016943
api.SpeechSynthesisUtterance.resume_event 📋Chrome2/20/2014 Firefox9/20/2016943
api.SpeechSynthesisUtterance.start_event 📋Chrome2/20/2014 Firefox9/20/2016943
api.SpeechSynthesisUtterance.text 📋Chrome2/20/2014 Firefox9/20/2016943
api.SpeechSynthesisUtterance.voice 📋Chrome2/20/2014 Firefox9/20/2016943
api.SpeechSynthesisUtterance.volume 📋Chrome2/20/2014 Firefox9/20/2016943
api.SpeechSynthesisVoice 📋Chrome2/20/2014 Firefox9/20/2016943
api.SpeechSynthesisVoice.default 📋Chrome2/20/2014 Firefox9/20/2016943
api.SpeechSynthesisVoice.lang 📋Chrome2/20/2014 Firefox9/20/2016943
api.SpeechSynthesisVoice.localService 📋Chrome2/20/2014 Firefox9/20/2016943
api.SpeechSynthesisVoice.name 📋Chrome2/20/2014 Firefox9/20/2016943
api.SpeechSynthesisVoice.voiceURI 📋Chrome2/20/2014 Firefox9/20/2016943
api.WebGLContextEvent 📋Chrome2/3/2011 Firefox9/20/20162056
api.WebGLContextEvent.WebGLContextEvent 📋Chrome2/8/2012 Firefox9/20/20161686
api.WebGLContextEvent.statusMessage 📋Chrome2/3/2011 Firefox9/20/20162056
api.Window.speechSynthesis 📋Chrome2/20/2014 Firefox9/20/2016943
api.isSecureContext 📋Chrome12/1/2015 Firefox9/20/2016294
css.at-rules.media.-webkit-transform-3d 📋Chrome5/21/2009 Firefox9/20/20162679
css.properties.-webkit-mask-position-x Chrome12/11/2008 Firefox9/20/20162840
css.properties.-webkit-mask-position-y Chrome12/11/2008 Firefox9/20/20162840
css.properties.-webkit-text-fill-color 📋Chrome12/11/2008 Firefox9/20/20162840
css.properties.-webkit-text-stroke 📋Chrome1/25/2010 Firefox9/20/20162430
css.properties.-webkit-text-stroke-color 📋Chrome12/11/2008 Firefox9/20/20162840
css.properties.-webkit-text-stroke-width 📋Chrome12/11/2008 Firefox9/20/20162840
css.properties.background-position-x 📋Chrome12/11/2008 Firefox9/20/20162840
css.properties.background-position-y 📋Chrome12/11/2008 Firefox9/20/20162840
css.properties.background-repeat.round Chrome10/1/2013 Firefox9/20/20161085
css.properties.background-repeat.space Chrome10/1/2013 Firefox9/20/20161085
css.properties.box-align Chrome12/11/2008 Firefox9/20/20162840
css.properties.box-direction Chrome12/11/2008 Firefox9/20/20162840
css.properties.box-flex Chrome12/11/2008 Firefox9/20/20162840
css.properties.box-ordinal-group Chrome12/11/2008 Firefox9/20/20162840
css.properties.box-orient Chrome12/11/2008 Firefox9/20/20162840
css.properties.box-pack Chrome12/11/2008 Firefox9/20/20162840
css.properties.overflow-wrap 📋Chrome11/6/2012 Firefox9/20/20161414
css.properties.text-align-last 📋Chrome12/1/2015 Firefox9/20/2016294
html.elements.details 📋Chrome6/7/2011 Firefox9/20/20161932
html.elements.details.open Chrome6/7/2011 Firefox9/20/20161932
html.elements.iframe.sandbox.allow-forms 📋Chrome3/2/2016 Firefox9/20/2016202
html.elements.iframe.sandbox.allow-modals 📋Chrome10/13/2015 Firefox9/20/2016343
html.elements.iframe.sandbox.allow-pointer-lock 📋Chrome3/2/2016 Firefox9/20/2016202
html.elements.iframe.sandbox.allow-popups-to-escape-sandbox 📋Chrome10/13/2015 Firefox9/20/2016343
html.elements.iframe.sandbox.allow-same-origin 📋Chrome3/2/2016 Firefox9/20/2016202
html.elements.iframe.sandbox.allow-scripts 📋Chrome3/2/2016 Firefox9/20/2016202
html.elements.iframe.sandbox.allow-top-navigation 📋Chrome3/2/2016 Firefox9/20/2016202
html.elements.summary 📋Chrome6/7/2011 Firefox9/20/20161932
javascript.builtins.Proxy.handler.getPrototypeOf 📋Chrome3/2/2016 Firefox9/20/2016202
javascript.builtins.Proxy.handler.setPrototypeOf 📋Chrome3/2/2016 Firefox9/20/2016202
javascript.builtins.RegExp.@@match 📋Chrome4/13/2016 Firefox9/20/2016160
javascript.builtins.RegExp.@@replace 📋Chrome4/13/2016 Firefox9/20/2016160
javascript.builtins.RegExp.@@search 📋Chrome4/13/2016 Firefox9/20/2016160
javascript.builtins.RegExp.@@species 📋Chrome4/13/2016 Firefox9/20/2016160
javascript.builtins.RegExp.@@split 📋Chrome4/13/2016 Firefox9/20/2016160
javascript.builtins.Symbol.replace 📋Chrome4/13/2016 Firefox9/20/2016160
javascript.builtins.Symbol.search 📋Chrome4/13/2016 Firefox9/20/2016160
javascript.builtins.Symbol.split 📋Chrome4/13/2016 Firefox9/20/2016160

2016/8

API First Browser Date Last Browser Date Days
api.HTMLObjectElement.contentWindow 📋Firefox6/25/2013 Chrome8/31/20161163
api.MediaDevices.getSupportedConstraints 📋Firefox1/26/2016 Chrome8/31/2016218
api.MediaDevices.getUserMedia 📋Firefox2/24/2015 Chrome8/31/2016554
api.MediaSource.sourceended_event 📋Firefox11/3/2015 Chrome8/31/2016302
api.MediaSource.sourceopen_event 📋Firefox11/3/2015 Chrome8/31/2016302
api.Navigator.getUserMedia 📋Firefox11/20/2012 Chrome8/31/20161380
api.SourceBuffer.abort_event 📋Firefox11/3/2015 Chrome8/31/2016302
api.SourceBuffer.error_event 📋Firefox11/3/2015 Chrome8/31/2016302
api.SourceBuffer.update_event 📋Firefox11/3/2015 Chrome8/31/2016302
api.SourceBuffer.updateend_event 📋Firefox11/3/2015 Chrome8/31/2016302
api.SourceBuffer.updatestart_event 📋Firefox11/3/2015 Chrome8/31/2016302
api.SourceBufferList.addsourcebuffer_event 📋Firefox11/3/2015 Chrome8/31/2016302
api.SourceBufferList.removesourcebuffer_event 📋Firefox11/3/2015 Chrome8/31/2016302
css.at-rules.font-face.OpenType_COLRv0 Firefox7/22/2014 Chrome8/31/2016771
css.properties.filter 📋Firefox1/13/2015 Chrome8/31/2016596
css.properties.filter.svg_elements Firefox1/13/2015 Chrome8/31/2016596
css.properties.user-select.all Firefox11/9/2004 Chrome8/31/20164313
api.CSSKeyframeRule 📋Chrome11/12/2013 Firefox8/2/2016994
api.CSSKeyframesRule 📋Chrome11/12/2013 Firefox8/2/2016994
api.CanvasRenderingContext2D.ellipse 📋Chrome11/12/2013 Firefox8/2/2016994
api.CustomEvent.worker_support Chrome5/19/2015 Firefox8/2/2016441
api.Document.scrollingElement 📋Chrome7/21/2015 Firefox8/2/2016378
api.Element.animate 📋Chrome7/16/2014 Firefox8/2/2016748
api.Element.animate.options_id_parameter 📋Chrome4/13/2016 Firefox8/2/2016111
api.Element.insertAdjacentElement 📋Chrome12/11/2008 Firefox8/2/20162791
api.Element.insertAdjacentText 📋Chrome12/11/2008 Firefox8/2/20162791
api.MediaStream.clone 📋Chrome5/20/2014 Firefox8/2/2016805
api.MediaStreamTrack.clone 📋Chrome5/20/2014 Firefox8/2/2016805
api.Navigator.hardwareConcurrency 📋Chrome8/26/2014 Firefox8/2/2016707
api.Node.isSameNode 📋Chrome12/11/2008 Firefox8/2/20162791
api.Path2D.ellipse 📋Chrome7/16/2014 Firefox8/2/2016748
api.SubtleCrypto.worker_support Chrome8/26/2014 Firefox8/2/2016707
api.WorkerNavigator.hardwareConcurrency 📋Chrome8/26/2014 Firefox8/2/2016707
api.crypto.worker_support Chrome8/26/2014 Firefox8/2/2016707
css.properties.text-combine-upright 📋Chrome1/20/2016 Firefox8/2/2016195
css.types.calc.nested Chrome5/25/2016 Firefox8/2/201669
css.types.calc.number_values Chrome11/12/2013 Firefox8/2/2016994
javascript.builtins.Array.@@species 📋Chrome5/25/2016 Firefox8/2/201669
javascript.builtins.Array.@@unscopables 📋Chrome10/7/2014 Firefox8/2/2016665
javascript.builtins.ArrayBuffer.@@species 📋Chrome5/25/2016 Firefox8/2/201669
javascript.builtins.Promise.@@species 📋Chrome5/25/2016 Firefox8/2/201669
javascript.builtins.Symbol.isConcatSpreadable 📋Chrome1/20/2016 Firefox8/2/2016195
javascript.builtins.Symbol.unscopables 📋Chrome10/7/2014 Firefox8/2/2016665
javascript.builtins.TypedArray.@@species 📋Chrome5/25/2016 Firefox8/2/201669

2016/7

API First Browser Date Last Browser Date Days
api.HTMLAnchorElement.toString 📋Firefox6/25/2013 Chrome7/20/20161121
api.IDBKeyRange.includes 📋Firefox6/7/2016 Chrome7/20/201643
api.ImageBitmap.close 📋Firefox4/26/2016 Chrome7/20/201685
api.Location.toString 📋Firefox6/25/2013 Chrome7/20/20161121
api.MediaTrackSupportedConstraints 📋Firefox11/3/2015 Chrome7/20/2016260
api.MediaTrackSupportedConstraints.deviceId 📋Firefox11/3/2015 Chrome7/20/2016260
api.MediaTrackSupportedConstraints.echoCancellation 📋Firefox4/26/2016 Chrome7/20/201685
api.MediaTrackSupportedConstraints.facingMode 📋Firefox11/3/2015 Chrome7/20/2016260
api.MediaTrackSupportedConstraints.frameRate 📋Firefox11/3/2015 Chrome7/20/2016260
api.MediaTrackSupportedConstraints.height 📋Firefox11/3/2015 Chrome7/20/2016260
api.MediaTrackSupportedConstraints.width 📋Firefox11/3/2015 Chrome7/20/2016260
api.Request.referrerPolicy 📋Firefox6/7/2016 Chrome7/20/201643
css.properties.align-items.flex_context 📋Firefox4/2/2013 Chrome7/20/20161205
css.properties.font-variant.css_fonts_shorthand Firefox12/1/2014 Chrome7/20/2016597
css.properties.font-variant-caps 📋Firefox12/1/2014 Chrome7/20/2016597
css.properties.font-variant-numeric 📋Firefox12/1/2014 Chrome7/20/2016597
css.properties.justify-content.flex_context 📋Firefox4/2/2013 Chrome7/20/20161205
css.properties.justify-items 📋Firefox4/2/2013 Chrome7/20/20161205
css.properties.justify-items.flex_context 📋Firefox4/2/2013 Chrome7/20/20161205
javascript.functions.arguments.@@iterator 📋Firefox4/26/2016 Chrome7/20/201685

2016/6

API First Browser Date Last Browser Date Days
api.ANGLE_instanced_arrays 📋Chrome1/14/2014 Firefox6/7/2016875
api.ANGLE_instanced_arrays.drawArraysInstancedANGLE 📋Chrome10/1/2013 Firefox6/7/2016980
api.ANGLE_instanced_arrays.drawElementsInstancedANGLE 📋Chrome10/1/2013 Firefox6/7/2016980
api.ANGLE_instanced_arrays.vertexAttribDivisorANGLE 📋Chrome10/1/2013 Firefox6/7/2016980
api.DOMTokenList.value 📋Chrome4/13/2016 Firefox6/7/201655
api.EXT_blend_minmax 📋Chrome10/7/2014 Firefox6/7/2016609
api.EXT_frag_depth 📋Chrome10/7/2014 Firefox6/7/2016609
api.EXT_shader_texture_lod 📋Chrome10/7/2014 Firefox6/7/2016609
api.EXT_texture_filter_anisotropic 📋Chrome4/8/2014 Firefox6/7/2016791
api.FormData.forEach Chrome4/13/2016 Firefox6/7/201655
api.Headers.forEach Chrome4/14/2015 Firefox6/7/2016420
api.MediaKeyStatusMap.forEach Chrome4/14/2015 Firefox6/7/2016420
api.Request.Request.init_referrer_parameter 📋Chrome12/1/2015 Firefox6/7/2016189
css.at-rules.media.display-mode 📋Chrome4/14/2015 Firefox6/7/2016420
css.selectors.attribute.case_insensitive_modifier Chrome3/2/2016 Firefox6/7/201697
css.selectors.backdrop 📋Chrome8/26/2014 Firefox6/7/2016651

2016/5

API First Browser Date Last Browser Date Days
api.CSSStyleDeclaration.@@iterator Firefox2/24/2015 Chrome5/25/2016456
api.Clients.get 📋Firefox3/8/2016 Chrome5/25/201678
api.ExtendableMessageEvent 📋Firefox1/26/2016 Chrome5/25/2016120
api.ExtendableMessageEvent.ExtendableMessageEvent 📋Firefox1/26/2016 Chrome5/25/2016120
api.ExtendableMessageEvent.data 📋Firefox1/26/2016 Chrome5/25/2016120
api.ExtendableMessageEvent.lastEventId 📋Firefox1/26/2016 Chrome5/25/2016120
api.ExtendableMessageEvent.origin 📋Firefox1/26/2016 Chrome5/25/2016120
api.ExtendableMessageEvent.ports 📋Firefox1/26/2016 Chrome5/25/2016120
api.ExtendableMessageEvent.source 📋Firefox1/26/2016 Chrome5/25/2016120
api.HTMLCanvasElement.captureStream 📋Firefox12/15/2015 Chrome5/25/2016162
api.KeyboardEvent.key 📋Firefox8/6/2013 Chrome5/25/20161023
api.KeyboardEvent.key.dead_key Firefox3/31/2015 Chrome5/25/2016421
api.KeyboardEvent.key.non_printable_keys Firefox8/6/2013 Chrome5/25/20161023
api.KeyboardEvent.key.printable_key Firefox4/29/2014 Chrome5/25/2016757
api.NodeList.@@iterator 📋Firefox2/24/2015 Chrome5/25/2016456
api.URL.searchParams 📋Firefox4/29/2014 Chrome5/25/2016757
api.Window.beforeunload_event.generic_string_displayed Firefox1/26/2016 Chrome5/25/2016120
javascript.builtins.Map.@@species 📋Firefox9/22/2015 Chrome5/25/2016246
javascript.builtins.Set.@@species 📋Firefox9/22/2015 Chrome5/25/2016246
javascript.builtins.Symbol.species 📋Firefox9/22/2015 Chrome5/25/2016246

2016/4

API First Browser Date Last Browser Date Days
api.Document.elementsFromPoint 📋Chrome5/19/2015 Firefox4/26/2016343
api.FileReader.worker_support Chrome9/2/2010 Firefox4/26/20162063
api.History.scrollRestoration 📋Chrome10/13/2015 Firefox4/26/2016196
api.Navigator.permissions 📋Chrome5/19/2015 Firefox4/26/2016343
api.PermissionStatus 📋Chrome5/19/2015 Firefox4/26/2016343
api.PermissionStatus.change_event 📋Chrome5/19/2015 Firefox4/26/2016343
api.PermissionStatus.state 📋Chrome7/21/2015 Firefox4/26/2016280
api.Permissions 📋Chrome5/19/2015 Firefox4/26/2016343
api.Permissions.permission_geolocation Chrome5/19/2015 Firefox4/26/2016343
api.Permissions.permission_notifications Chrome5/19/2015 Firefox4/26/2016343
api.Permissions.permission_push Chrome5/19/2015 Firefox4/26/2016343
api.Permissions.query 📋Chrome5/19/2015 Firefox4/26/2016343
api.Request.mode.navigate_mode Chrome3/2/2016 Firefox4/26/201655
javascript.builtins.RegExp.unicode 📋Chrome4/13/2016 Firefox4/26/201613
javascript.builtins.TypedArray.sort 📋Chrome9/1/2015 Firefox4/26/2016238
javascript.functions.block_level_functions Chrome3/2/2016 Firefox4/26/201655
javascript.regular_expressions.character_escape.unicode Chrome4/13/2016 Firefox4/26/201613
api.FormData.@@iterator Firefox1/26/2016 Chrome4/13/201678
api.FormData.delete 📋Firefox7/2/2015 Chrome4/13/2016286
api.FormData.entries Firefox1/26/2016 Chrome4/13/201678
api.FormData.get 📋Firefox7/2/2015 Chrome4/13/2016286
api.FormData.getAll 📋Firefox7/2/2015 Chrome4/13/2016286
api.FormData.has 📋Firefox7/2/2015 Chrome4/13/2016286
api.FormData.keys Firefox1/26/2016 Chrome4/13/201678
api.FormData.set 📋Firefox7/2/2015 Chrome4/13/2016286
api.FormData.values Firefox1/26/2016 Chrome4/13/201678
api.FormData.worker_support Firefox7/2/2015 Chrome4/13/2016286
api.HTMLCanvasElement.toBlob 📋Firefox1/8/2013 Chrome4/13/20161191
api.HTMLCanvasElement.toBlob.quality_parameter Firefox10/29/2013 Chrome4/13/2016897
api.HTMLLinkElement.relList 📋Firefox6/10/2014 Chrome4/13/2016673
api.ImageBitmap 📋Firefox11/3/2015 Chrome4/13/2016162
api.ImageBitmap.height 📋Firefox11/3/2015 Chrome4/13/2016162
api.ImageBitmap.width 📋Firefox11/3/2015 Chrome4/13/2016162
api.PushEvent.data 📋Firefox1/26/2016 Chrome4/13/201678
api.PushMessageData 📋Firefox1/26/2016 Chrome4/13/201678
api.PushMessageData.arrayBuffer 📋Firefox1/26/2016 Chrome4/13/201678
api.PushMessageData.blob 📋Firefox1/26/2016 Chrome4/13/201678
api.PushMessageData.json 📋Firefox1/26/2016 Chrome4/13/201678
api.PushMessageData.text 📋Firefox1/26/2016 Chrome4/13/201678
api.ServiceWorkerGlobalScope.notificationclose_event 📋Firefox1/26/2016 Chrome4/13/201678
api.createImageBitmap 📋Firefox11/3/2015 Chrome4/13/2016162
javascript.builtins.Generator.return 📋Firefox5/12/2015 Chrome4/13/2016337
javascript.builtins.Symbol.match 📋Firefox8/11/2015 Chrome4/13/2016246
javascript.statements.generator_function.not_constructable_with_new Firefox12/15/2015 Chrome4/13/2016120

2016/3

API First Browser Date Last Browser Date Days
api.FetchEvent.clientId 📋Chrome3/2/2016 Firefox3/8/20166
api.HTMLElement.innerText 📋Chrome12/11/2008 Firefox3/8/20162644
api.MediaKeyStatusMap.@@iterator Chrome4/14/2015 Firefox3/8/2016329
api.MediaKeyStatusMap.get 📋Chrome4/14/2015 Firefox3/8/2016329
api.MediaKeyStatusMap.has 📋Chrome4/14/2015 Firefox3/8/2016329
api.Window.storage_event 📋Chrome12/11/2008 Firefox3/8/20162644
javascript.classes 📋Chrome3/2/2016 Firefox3/8/20166
javascript.classes.constructor 📋Chrome3/2/2016 Firefox3/8/20166
javascript.classes.extends 📋Chrome3/2/2016 Firefox3/8/20166
javascript.classes.static 📋Chrome3/2/2016 Firefox3/8/20166
javascript.operators.class 📋Chrome4/14/2015 Firefox3/8/2016329
javascript.operators.super 📋Chrome4/14/2015 Firefox3/8/2016329
javascript.statements.class 📋Chrome3/2/2016 Firefox3/8/20166
api.BaseAudioContext.decodeAudioData.returns_promise Firefox2/24/2015 Chrome3/2/2016372
api.BlobEvent 📋Firefox5/14/2013 Chrome3/2/20161023
api.BlobEvent.BlobEvent 📋Firefox5/14/2013 Chrome3/2/20161023
api.BlobEvent.data 📋Firefox5/14/2013 Chrome3/2/20161023
api.MediaRecorder.MediaRecorder.options_parameter Firefox12/15/2015 Chrome3/2/201678
api.MediaRecorder.dataavailable_event 📋Firefox10/29/2013 Chrome3/2/2016855
api.MediaRecorder.error_event 📋Firefox10/29/2013 Chrome3/2/2016855
api.MediaRecorder.mimeType 📋Firefox10/29/2013 Chrome3/2/2016855
api.MediaRecorder.pause 📋Firefox10/29/2013 Chrome3/2/2016855
api.MediaRecorder.requestData 📋Firefox10/29/2013 Chrome3/2/2016855
api.MediaRecorder.resume 📋Firefox10/29/2013 Chrome3/2/2016855
api.MediaRecorder.start_event 📋Firefox10/29/2013 Chrome3/2/2016855
api.MediaRecorder.state 📋Firefox10/29/2013 Chrome3/2/2016855
api.MediaRecorder.stop 📋Firefox10/29/2013 Chrome3/2/2016855
api.MediaRecorder.stop_event 📋Firefox10/29/2013 Chrome3/2/2016855
api.MediaRecorder.stream 📋Firefox10/29/2013 Chrome3/2/2016855
api.RTCCertificate 📋Firefox11/3/2015 Chrome3/2/2016120
api.RTCCertificate.expires 📋Firefox11/3/2015 Chrome3/2/2016120
api.RTCPeerConnection.RTCPeerConnection.configuration_certificates_parameter 📋Firefox11/3/2015 Chrome3/2/2016120
api.URLSearchParams 📋Firefox4/29/2014 Chrome3/2/2016673
api.URLSearchParams.@@iterator 📋Firefox1/26/2016 Chrome3/2/201636
api.URLSearchParams.URLSearchParams 📋Firefox4/29/2014 Chrome3/2/2016673
api.URLSearchParams.URLSearchParams.USVString Firefox4/29/2014 Chrome3/2/2016673
api.URLSearchParams.append 📋Firefox4/29/2014 Chrome3/2/2016673
api.URLSearchParams.delete 📋Firefox4/29/2014 Chrome3/2/2016673
api.URLSearchParams.entries 📋Firefox1/26/2016 Chrome3/2/201636
api.URLSearchParams.forEach 📋Firefox1/26/2016 Chrome3/2/201636
api.URLSearchParams.get 📋Firefox4/29/2014 Chrome3/2/2016673
api.URLSearchParams.getAll 📋Firefox4/29/2014 Chrome3/2/2016673
api.URLSearchParams.has 📋Firefox4/29/2014 Chrome3/2/2016673
api.URLSearchParams.keys 📋Firefox1/26/2016 Chrome3/2/201636
api.URLSearchParams.set 📋Firefox4/29/2014 Chrome3/2/2016673
api.URLSearchParams.toString 📋Firefox4/29/2014 Chrome3/2/2016673
api.URLSearchParams.values 📋Firefox1/26/2016 Chrome3/2/201636
css.properties.custom-property 📋Firefox7/22/2014 Chrome3/2/2016589
css.properties.custom-property.var 📋Firefox7/22/2014 Chrome3/2/2016589
css.properties.flex-grow.less_than_zero_animate Firefox9/2/2014 Chrome3/2/2016547
javascript.builtins.Proxy 📋Firefox1/8/2013 Chrome3/2/20161149
javascript.builtins.Proxy.Proxy 📋Firefox1/8/2013 Chrome3/2/20161149
javascript.builtins.Proxy.handler.apply 📋Firefox1/8/2013 Chrome3/2/20161149
javascript.builtins.Proxy.handler.construct 📋Firefox1/8/2013 Chrome3/2/20161149
javascript.builtins.Proxy.handler.defineProperty 📋Firefox1/8/2013 Chrome3/2/20161149
javascript.builtins.Proxy.handler.deleteProperty 📋Firefox1/8/2013 Chrome3/2/20161149
javascript.builtins.Proxy.handler.get 📋Firefox1/8/2013 Chrome3/2/20161149
javascript.builtins.Proxy.handler.getOwnPropertyDescriptor 📋Firefox1/8/2013 Chrome3/2/20161149
javascript.builtins.Proxy.handler.has 📋Firefox1/8/2013 Chrome3/2/20161149
javascript.builtins.Proxy.handler.isExtensible 📋Firefox7/22/2014 Chrome3/2/2016589
javascript.builtins.Proxy.handler.ownKeys 📋Firefox1/8/2013 Chrome3/2/20161149
javascript.builtins.Proxy.handler.preventExtensions 📋Firefox6/25/2013 Chrome3/2/2016981
javascript.builtins.Proxy.handler.set 📋Firefox1/8/2013 Chrome3/2/20161149
javascript.builtins.Reflect 📋Firefox11/3/2015 Chrome3/2/2016120
javascript.builtins.Reflect.apply 📋Firefox11/3/2015 Chrome3/2/2016120
javascript.builtins.Reflect.construct 📋Firefox11/3/2015 Chrome3/2/2016120
javascript.builtins.Reflect.defineProperty 📋Firefox11/3/2015 Chrome3/2/2016120
javascript.builtins.Reflect.deleteProperty 📋Firefox11/3/2015 Chrome3/2/2016120
javascript.builtins.Reflect.get 📋Firefox11/3/2015 Chrome3/2/2016120
javascript.builtins.Reflect.getOwnPropertyDescriptor 📋Firefox11/3/2015 Chrome3/2/2016120
javascript.builtins.Reflect.getPrototypeOf 📋Firefox11/3/2015 Chrome3/2/2016120
javascript.builtins.Reflect.has 📋Firefox11/3/2015 Chrome3/2/2016120
javascript.builtins.Reflect.isExtensible 📋Firefox11/3/2015 Chrome3/2/2016120
javascript.builtins.Reflect.ownKeys 📋Firefox11/3/2015 Chrome3/2/2016120
javascript.builtins.Reflect.preventExtensions 📋Firefox11/3/2015 Chrome3/2/2016120
javascript.builtins.Reflect.set 📋Firefox11/3/2015 Chrome3/2/2016120
javascript.builtins.Reflect.setPrototypeOf 📋Firefox11/3/2015 Chrome3/2/2016120
javascript.builtins.RegExp.flags 📋Firefox3/31/2015 Chrome3/2/2016337
javascript.builtins.RegExp.sticky 📋Firefox6/17/2008 Chrome3/2/20162815
javascript.builtins.RegExp.sticky.anchored_sticky_flag Firefox1/26/2016 Chrome3/2/201636
javascript.builtins.RegExp.sticky.prototype_accessor Firefox5/12/2015 Chrome3/2/2016295
javascript.functions.default_parameters 📋Firefox8/28/2012 Chrome3/2/20161282
javascript.functions.default_parameters.destructured_parameter_with_default_value_assignment Firefox9/22/2015 Chrome3/2/2016162
javascript.functions.default_parameters.parameters_without_defaults_after_default_parameters Firefox12/10/2013 Chrome3/2/2016813
javascript.operators.destructuring 📋Firefox9/22/2015 Chrome3/2/2016162
javascript.operators.destructuring.computed_property_names Firefox9/22/2015 Chrome3/2/2016162
javascript.operators.destructuring.rest_in_arrays Firefox9/22/2015 Chrome3/2/2016162
javascript.operators.generator_function 📋Firefox12/10/2013 Chrome3/2/2016813
javascript.statements.generator_function.IteratorResult_object Firefox4/29/2014 Chrome3/2/2016673
javascript.statements.let 📋Firefox1/26/2016 Chrome3/2/201636

2016/1

API First Browser Date Last Browser Date Days
api.Cache.worker_support Chrome1/21/2015 Firefox1/26/2016370
api.CacheStorage.worker_support Chrome5/19/2015 Firefox1/26/2016252
api.Client 📋Chrome1/21/2015 Firefox1/26/2016370
api.Client.frameType 📋Chrome5/19/2015 Firefox1/26/2016252
api.Client.id 📋Chrome1/21/2015 Firefox1/26/2016370
api.Client.postMessage 📋Chrome1/21/2015 Firefox1/26/2016370
api.Client.url 📋Chrome1/21/2015 Firefox1/26/2016370
api.Clients 📋Chrome1/21/2015 Firefox1/26/2016370
api.Clients.claim 📋Chrome4/14/2015 Firefox1/26/2016287
api.Clients.matchAll.options_includeUncontrolled_parameter 📋Chrome4/14/2015 Firefox1/26/2016287
api.Clients.openWindow 📋Chrome1/21/2015 Firefox1/26/2016370
api.Document.createAttribute 📋Chrome12/11/2008 Firefox1/26/20162602
api.ExtendableEvent 📋Chrome1/21/2015 Firefox1/26/2016370
api.ExtendableEvent.ExtendableEvent 📋Chrome3/3/2015 Firefox1/26/2016329
api.ExtendableEvent.waitUntil 📋Chrome1/21/2015 Firefox1/26/2016370
api.FetchEvent 📋Chrome1/21/2015 Firefox1/26/2016370
api.FetchEvent.FetchEvent 📋Chrome7/21/2015 Firefox1/26/2016189
api.FetchEvent.request 📋Chrome1/21/2015 Firefox1/26/2016370
api.FetchEvent.respondWith 📋Chrome4/14/2015 Firefox1/26/2016287
api.Headers.@@iterator Chrome4/14/2015 Firefox1/26/2016287
api.Headers.entries Chrome4/14/2015 Firefox1/26/2016287
api.Headers.keys Chrome4/14/2015 Firefox1/26/2016287
api.Headers.values Chrome4/14/2015 Firefox1/26/2016287
api.IDBIndex.getAll 📋Chrome1/20/2016 Firefox1/26/20166
api.IDBIndex.getAllKeys 📋Chrome1/20/2016 Firefox1/26/20166
api.IDBObjectStore.getAll 📋Chrome1/20/2016 Firefox1/26/20166
api.IDBObjectStore.getAllKeys 📋Chrome1/20/2016 Firefox1/26/20166
api.IDBObjectStore.openKeyCursor 📋Chrome11/6/2012 Firefox1/26/20161176
api.InstallEvent Chrome1/21/2015 Firefox1/26/2016370
api.MediaStream.addTrack 📋Chrome3/26/2013 Firefox1/26/20161036
api.MediaStream.removeTrack 📋Chrome3/26/2013 Firefox1/26/20161036
api.Navigator.serviceWorker 📋Chrome1/21/2015 Firefox1/26/2016370
api.NotificationEvent 📋Chrome4/14/2015 Firefox1/26/2016287
api.NotificationEvent.NotificationEvent 📋Chrome4/14/2015 Firefox1/26/2016287
api.NotificationEvent.action 📋Chrome1/20/2016 Firefox1/26/20166
api.NotificationEvent.notification 📋Chrome4/14/2015 Firefox1/26/2016287
api.PushEvent 📋Chrome4/14/2015 Firefox1/26/2016287
api.PushEvent.PushEvent 📋Chrome4/14/2015 Firefox1/26/2016287
api.PushManager 📋Chrome4/14/2015 Firefox1/26/2016287
api.PushManager.getSubscription 📋Chrome4/14/2015 Firefox1/26/2016287
api.PushManager.hasPermission Chrome4/14/2015 Firefox1/26/2016287
api.PushManager.permissionState 📋Chrome7/21/2015 Firefox1/26/2016189
api.PushManager.register Chrome4/14/2015 Firefox1/26/2016287
api.PushManager.registrations Chrome4/14/2015 Firefox1/26/2016287
api.PushManager.subscribe 📋Chrome4/14/2015 Firefox1/26/2016287
api.PushManager.unregister Chrome4/14/2015 Firefox1/26/2016287
api.PushManager.worker_support Chrome4/14/2015 Firefox1/26/2016287
api.PushSubscription 📋Chrome4/14/2015 Firefox1/26/2016287
api.PushSubscription.endpoint 📋Chrome4/14/2015 Firefox1/26/2016287
api.PushSubscription.getKey 📋Chrome4/14/2015 Firefox1/26/2016287
api.PushSubscription.toJSON 📋Chrome4/14/2015 Firefox1/26/2016287
api.PushSubscription.unsubscribe 📋Chrome4/14/2015 Firefox1/26/2016287
api.RTCDataChannel.bufferedAmountLowThreshold 📋Chrome10/13/2015 Firefox1/26/2016105
api.RTCIceCandidate 📋Chrome11/6/2012 Firefox1/26/20161176
api.RTCIceCandidate.RTCIceCandidate 📋Chrome11/6/2012 Firefox1/26/20161176
api.RTCSessionDescription 📋Chrome11/6/2012 Firefox1/26/20161176
api.RTCSessionDescription.RTCSessionDescription Chrome11/6/2012 Firefox1/26/20161176
api.ServiceWorker 📋Chrome1/21/2015 Firefox1/26/2016370
api.ServiceWorker.error_event 📋Chrome1/21/2015 Firefox1/26/2016370
api.ServiceWorker.postMessage 📋Chrome1/21/2015 Firefox1/26/2016370
api.ServiceWorker.scriptURL 📋Chrome1/21/2015 Firefox1/26/2016370
api.ServiceWorker.state 📋Chrome1/21/2015 Firefox1/26/2016370
api.ServiceWorker.statechange_event 📋Chrome1/21/2015 Firefox1/26/2016370
api.ServiceWorkerContainer 📋Chrome1/21/2015 Firefox1/26/2016370
api.ServiceWorkerContainer.controller 📋Chrome1/21/2015 Firefox1/26/2016370
api.ServiceWorkerContainer.controllerchange_event 📋Chrome1/21/2015 Firefox1/26/2016370
api.ServiceWorkerContainer.getRegistration 📋Chrome1/21/2015 Firefox1/26/2016370
api.ServiceWorkerContainer.getRegistrations 📋Chrome9/1/2015 Firefox1/26/2016147
api.ServiceWorkerContainer.message_event 📋Chrome1/21/2015 Firefox1/26/2016370
api.ServiceWorkerContainer.ready 📋Chrome1/21/2015 Firefox1/26/2016370
api.ServiceWorkerContainer.register 📋Chrome1/21/2015 Firefox1/26/2016370
api.ServiceWorkerGlobalScope 📋Chrome1/21/2015 Firefox1/26/2016370
api.ServiceWorkerGlobalScope.activate_event 📋Chrome1/21/2015 Firefox1/26/2016370
api.ServiceWorkerGlobalScope.clients 📋Chrome1/21/2015 Firefox1/26/2016370
api.ServiceWorkerGlobalScope.fetch_event 📋Chrome1/21/2015 Firefox1/26/2016370
api.ServiceWorkerGlobalScope.install_event 📋Chrome1/21/2015 Firefox1/26/2016370
api.ServiceWorkerGlobalScope.message_event 📋Chrome1/21/2015 Firefox1/26/2016370
api.ServiceWorkerGlobalScope.notificationclick_event 📋Chrome1/21/2015 Firefox1/26/2016370
api.ServiceWorkerGlobalScope.push_event 📋Chrome1/21/2015 Firefox1/26/2016370
api.ServiceWorkerGlobalScope.registration 📋Chrome4/14/2015 Firefox1/26/2016287
api.ServiceWorkerGlobalScope.skipWaiting 📋Chrome3/3/2015 Firefox1/26/2016329
api.ServiceWorkerRegistration 📋Chrome1/21/2015 Firefox1/26/2016370
api.ServiceWorkerRegistration.active 📋Chrome1/21/2015 Firefox1/26/2016370
api.ServiceWorkerRegistration.getNotifications 📋Chrome1/21/2015 Firefox1/26/2016370
api.ServiceWorkerRegistration.installing 📋Chrome1/21/2015 Firefox1/26/2016370
api.ServiceWorkerRegistration.pushManager 📋Chrome1/21/2015 Firefox1/26/2016370
api.ServiceWorkerRegistration.scope 📋Chrome1/21/2015 Firefox1/26/2016370
api.ServiceWorkerRegistration.showNotification 📋Chrome4/14/2015 Firefox1/26/2016287
api.ServiceWorkerRegistration.unregister 📋Chrome1/21/2015 Firefox1/26/2016370
api.ServiceWorkerRegistration.update 📋Chrome9/1/2015 Firefox1/26/2016147
api.ServiceWorkerRegistration.updatefound_event 📋Chrome1/21/2015 Firefox1/26/2016370
api.ServiceWorkerRegistration.waiting 📋Chrome1/21/2015 Firefox1/26/2016370
api.SpeechGrammar 📋Chrome2/21/2013 Firefox1/26/20161069
api.SpeechGrammar.SpeechGrammar Chrome2/21/2013 Firefox1/26/20161069
api.SpeechGrammar.src 📋Chrome2/21/2013 Firefox1/26/20161069
api.SpeechGrammar.weight 📋Chrome2/21/2013 Firefox1/26/20161069
api.WindowClient 📋Chrome4/14/2015 Firefox1/26/2016287
api.WindowClient.focus 📋Chrome4/14/2015 Firefox1/26/2016287
api.WindowClient.focused 📋Chrome4/14/2015 Firefox1/26/2016287
api.WindowClient.visibilityState 📋Chrome4/14/2015 Firefox1/26/2016287
css.properties.text-orientation.sideways Chrome2/21/2013 Firefox1/26/20161069
javascript.builtins.ArrayBuffer.ArrayBuffer.new_required Chrome10/19/2010 Firefox1/26/20161925
javascript.builtins.Date.@@toPrimitive 📋Chrome12/1/2015 Firefox1/26/201656
javascript.builtins.Float32Array.Float32Array.new_required Chrome10/19/2010 Firefox1/26/20161925
javascript.builtins.Float64Array.Float64Array.new_required Chrome10/19/2010 Firefox1/26/20161925
javascript.builtins.Int16Array.Int16Array.new_required Chrome10/19/2010 Firefox1/26/20161925
javascript.builtins.Int32Array.Int32Array.new_required Chrome10/19/2010 Firefox1/26/20161925
javascript.builtins.Int8Array.Int8Array.new_required Chrome10/19/2010 Firefox1/26/20161925
javascript.builtins.Symbol.@@toPrimitive 📋Chrome12/1/2015 Firefox1/26/201656
javascript.builtins.Symbol.toPrimitive 📋Chrome12/1/2015 Firefox1/26/201656
javascript.builtins.TypedArray.new_required Chrome10/19/2010 Firefox1/26/20161925
javascript.builtins.Uint16Array.Uint16Array.new_required Chrome10/19/2010 Firefox1/26/20161925
javascript.builtins.Uint32Array.Uint32Array.new_required Chrome10/19/2010 Firefox1/26/20161925
javascript.builtins.Uint8Array.Uint8Array.new_required Chrome10/19/2010 Firefox1/26/20161925
javascript.builtins.Uint8ClampedArray.Uint8ClampedArray.new_required Chrome10/19/2010 Firefox1/26/20161925
api.FontFaceSet.@@iterator 📋Firefox9/22/2015 Chrome1/20/2016120
api.FontFaceSet.entries Firefox9/22/2015 Chrome1/20/2016120
api.FontFaceSet.keys Firefox9/22/2015 Chrome1/20/2016120
api.FontFaceSet.values Firefox9/22/2015 Chrome1/20/2016120
api.IDBTransaction.objectStoreNames 📋Firefox1/31/2012 Chrome1/20/20161450
api.KeyboardEvent.code 📋Firefox5/12/2015 Chrome1/20/2016253
api.KeyboardEvent.getModifierState.key_parameter_accel Firefox9/2/2014 Chrome1/20/2016505
api.KeyboardEvent.getModifierState.key_parameter_altgraph Firefox8/28/2012 Chrome1/20/20161240
api.KeyboardEvent.getModifierState.key_parameter_capslock Firefox8/28/2012 Chrome1/20/20161240
api.KeyboardEvent.getModifierState.key_parameter_fn Firefox8/28/2012 Chrome1/20/20161240
api.KeyboardEvent.getModifierState.key_parameter_numlock Firefox8/28/2012 Chrome1/20/20161240
api.KeyboardEvent.getModifierState.key_parameter_os Firefox8/28/2012 Chrome1/20/20161240
api.KeyboardEvent.getModifierState.key_parameter_scrolllock Firefox8/28/2012 Chrome1/20/20161240
api.RTCPeerConnection.generateCertificate_static 📋Firefox6/25/2013 Chrome1/20/2016939
api.fetch.blob_data_support Firefox7/2/2015 Chrome1/20/2016202
css.properties.font-feature-settings 📋Firefox12/1/2014 Chrome1/20/2016415
css.properties.text-orientation 📋Firefox9/22/2015 Chrome1/20/2016120
css.properties.writing-mode 📋Firefox9/22/2015 Chrome1/20/2016120
css.properties.writing-mode.horizontal-tb Firefox12/15/2015 Chrome1/20/201636
css.properties.writing-mode.lr Firefox12/15/2015 Chrome1/20/201636
css.properties.writing-mode.lr-tb Firefox12/15/2015 Chrome1/20/201636
css.properties.writing-mode.rl Firefox12/15/2015 Chrome1/20/201636
css.properties.writing-mode.rl-tb Firefox12/15/2015 Chrome1/20/201636
css.properties.writing-mode.tb Firefox12/15/2015 Chrome1/20/201636
css.properties.writing-mode.tb-rl Firefox12/15/2015 Chrome1/20/201636
css.properties.writing-mode.vertical-lr Firefox12/15/2015 Chrome1/20/201636
css.properties.writing-mode.vertical-rl Firefox12/15/2015 Chrome1/20/201636
javascript.builtins.RegExp.global.prototype_accessor Firefox5/12/2015 Chrome1/20/2016253
javascript.builtins.RegExp.ignoreCase.prototype_accessor Firefox5/12/2015 Chrome1/20/2016253
javascript.builtins.RegExp.multiline.prototype_accessor Firefox5/12/2015 Chrome1/20/2016253
javascript.builtins.RegExp.source.prototype_accessor Firefox9/22/2015 Chrome1/20/2016120

2015/12

API First Browser Date Last Browser Date Days
api.HTMLLinkElement.integrity 📋Chrome9/1/2015 Firefox12/15/2015105
api.HTMLScriptElement.integrity 📋Chrome9/1/2015 Firefox12/15/2015105
api.MediaKeySystemAccess.getConfiguration 📋Chrome4/14/2015 Firefox12/15/2015245
api.Request.redirect 📋Chrome10/13/2015 Firefox12/15/201563
api.Screen.orientation 📋Chrome10/7/2014 Firefox12/15/2015434
api.ScreenOrientation 📋Chrome10/7/2014 Firefox12/15/2015434
api.ScreenOrientation.angle 📋Chrome10/7/2014 Firefox12/15/2015434
api.ScreenOrientation.change_event 📋Chrome10/7/2014 Firefox12/15/2015434
api.ScreenOrientation.type 📋Chrome10/7/2014 Firefox12/15/2015434
api.ScreenOrientation.unlock 📋Chrome10/7/2014 Firefox12/15/2015434
css.properties.transform-origin.svg_elements Chrome5/15/2012 Firefox12/15/20151309
html.elements.link.integrity 📋Chrome9/1/2015 Firefox12/15/2015105
html.elements.script.integrity 📋Chrome9/1/2015 Firefox12/15/2015105
javascript.builtins.Array.includes 📋Chrome12/1/2015 Firefox12/15/201514
javascript.builtins.TypedArray.includes 📋Chrome12/1/2015 Firefox12/15/201514
javascript.functions.method_definitions.generator_methods_not_constructable Chrome4/14/2015 Firefox12/15/2015245
api.Cache.matchAll 📋Firefox9/22/2015 Chrome12/1/201570
api.InputDeviceInfo 📋Firefox7/2/2015 Chrome12/1/2015152
api.MediaDeviceInfo 📋Firefox7/2/2015 Chrome12/1/2015152
api.MediaDeviceInfo.deviceId 📋Firefox7/2/2015 Chrome12/1/2015152
api.MediaDeviceInfo.groupId 📋Firefox7/2/2015 Chrome12/1/2015152
api.MediaDeviceInfo.kind 📋Firefox7/2/2015 Chrome12/1/2015152
api.MediaDeviceInfo.label 📋Firefox7/2/2015 Chrome12/1/2015152
api.MediaDeviceInfo.toJSON 📋Firefox11/3/2015 Chrome12/1/201528
api.MediaDevices 📋Firefox10/14/2014 Chrome12/1/2015413
api.MediaRecorder 📋Firefox10/29/2013 Chrome12/1/2015763
api.MediaRecorder.MediaRecorder 📋Firefox10/29/2013 Chrome12/1/2015763
api.MediaRecorder.isTypeSupported_static 📋Firefox10/29/2013 Chrome12/1/2015763
api.MediaRecorder.start 📋Firefox10/29/2013 Chrome12/1/2015763
api.MouseEvent.getModifierState 📋Firefox8/28/2012 Chrome12/1/20151190
api.Navigator.mediaDevices 📋Firefox2/24/2015 Chrome12/1/2015280
javascript.functions.rest_parameters 📋Firefox8/28/2012 Chrome12/1/20151190
javascript.operators.object_initializer.computed_property_names Firefox12/1/2014 Chrome12/1/2015365
javascript.operators.object_initializer.shorthand_method_names Firefox12/1/2014 Chrome12/1/2015365
javascript.operators.object_initializer.shorthand_property_names Firefox10/14/2014 Chrome12/1/2015413

2015/11

API First Browser Date Last Browser Date Days
api.CanvasRenderingContext2D.drawImage.ImageBitmap_source_image Chrome10/1/2013 Firefox11/3/2015763
api.IDBCursorWithValue.worker_support Chrome11/6/2012 Firefox11/3/20151092
api.MediaSource 📋Chrome11/12/2013 Firefox11/3/2015721
api.MediaSource.MediaSource 📋Chrome11/12/2013 Firefox11/3/2015721
api.MediaSource.activeSourceBuffers 📋Chrome11/6/2012 Firefox11/3/20151092
api.MediaSource.addSourceBuffer 📋Chrome11/6/2012 Firefox11/3/20151092
api.MediaSource.duration 📋Chrome11/6/2012 Firefox11/3/20151092
api.MediaSource.endOfStream 📋Chrome11/6/2012 Firefox11/3/20151092
api.MediaSource.isTypeSupported_static 📋Chrome11/6/2012 Firefox11/3/20151092
api.MediaSource.readyState 📋Chrome11/6/2012 Firefox11/3/20151092
api.MediaSource.removeSourceBuffer 📋Chrome11/6/2012 Firefox11/3/20151092
api.MediaSource.sourceBuffers 📋Chrome11/6/2012 Firefox11/3/20151092
api.RTCPeerConnection.RTCPeerConnection.configuration_bundlePolicy_parameter 📋Chrome4/14/2015 Firefox11/3/2015203
api.RTCPeerConnection.RTCPeerConnection.configuration_iceTransportPolicy_parameter 📋Chrome11/6/2012 Firefox11/3/20151092
api.SourceBuffer 📋Chrome11/12/2013 Firefox11/3/2015721
api.SourceBuffer.abort 📋Chrome11/6/2012 Firefox11/3/20151092
api.SourceBuffer.appendBuffer 📋Chrome11/6/2012 Firefox11/3/20151092
api.SourceBuffer.appendWindowEnd 📋Chrome11/6/2012 Firefox11/3/20151092
api.SourceBuffer.appendWindowStart 📋Chrome11/6/2012 Firefox11/3/20151092
api.SourceBuffer.buffered 📋Chrome11/6/2012 Firefox11/3/20151092
api.SourceBuffer.mode 📋Chrome11/6/2012 Firefox11/3/20151092
api.SourceBuffer.remove 📋Chrome11/6/2012 Firefox11/3/20151092
api.SourceBuffer.timestampOffset 📋Chrome11/6/2012 Firefox11/3/20151092
api.SourceBuffer.updating 📋Chrome11/6/2012 Firefox11/3/20151092
api.SourceBufferList 📋Chrome11/12/2013 Firefox11/3/2015721
api.SourceBufferList.length 📋Chrome11/6/2012 Firefox11/3/20151092
api.VideoPlaybackQuality 📋Chrome11/6/2012 Firefox11/3/20151092
api.VideoPlaybackQuality.creationTime 📋Chrome11/6/2012 Firefox11/3/20151092
api.VideoPlaybackQuality.droppedVideoFrames 📋Chrome11/6/2012 Firefox11/3/20151092
api.VideoPlaybackQuality.totalVideoFrames 📋Chrome11/6/2012 Firefox11/3/20151092
javascript.builtins.Map.Map.new_required Chrome10/7/2014 Firefox11/3/2015392
javascript.builtins.Set.Set.new_required Chrome10/7/2014 Firefox11/3/2015392
javascript.builtins.WeakMap.WeakMap.new_required Chrome7/16/2014 Firefox11/3/2015475

2015/10

API First Browser Date Last Browser Date Days
api.CSS.escape_static 📋Firefox7/22/2014 Chrome10/13/2015448
api.Cache.addAll 📋Firefox9/22/2015 Chrome10/13/201521
api.DOMException.DOMException 📋Firefox3/31/2015 Chrome10/13/2015196
api.DragEvent 📋Firefox6/30/2009 Chrome10/13/20152296
api.DragEvent.DragEvent 📋Firefox6/30/2009 Chrome10/13/20152296
api.DragEvent.dataTransfer 📋Firefox6/30/2009 Chrome10/13/20152296
api.Event.isTrusted 📋Firefox11/29/2005 Chrome10/13/20153605
api.Performance.clearResourceTimings 📋Firefox1/13/2015 Chrome10/13/2015273
api.Performance.resourcetimingbufferfull_event 📋Firefox1/13/2015 Chrome10/13/2015273
api.Performance.setResourceTimingBufferSize 📋Firefox1/13/2015 Chrome10/13/2015273
api.PerformanceEntry 📋Firefox1/13/2015 Chrome10/13/2015273
html.elements.link.rel.dns-prefetch 📋Firefox6/17/2008 Chrome10/13/20152674
html.elements.link.rel.preconnect 📋Firefox7/2/2015 Chrome10/13/2015103
javascript.functions.get.computed_property_names Firefox12/1/2014 Chrome10/13/2015316
javascript.functions.set.computed_property_names Firefox12/1/2014 Chrome10/13/2015316
javascript.operators.new_target 📋Firefox9/22/2015 Chrome10/13/201521
javascript.operators.spread 📋Firefox10/9/2012 Chrome10/13/20151099
javascript.operators.spread.spread_in_arrays 📋Firefox10/9/2012 Chrome10/13/20151099
javascript.operators.spread.spread_in_function_calls 📋Firefox2/4/2014 Chrome10/13/2015616

2015/9

API First Browser Date Last Browser Date Days
api.Cache 📋Chrome1/21/2015 Firefox9/22/2015244
api.Cache.add 📋Chrome7/21/2015 Firefox9/22/201563
api.Cache.delete 📋Chrome5/19/2015 Firefox9/22/2015126
api.Cache.keys 📋Chrome5/19/2015 Firefox9/22/2015126
api.Cache.match 📋Chrome5/19/2015 Firefox9/22/2015126
api.Cache.put 📋Chrome5/19/2015 Firefox9/22/2015126
api.CacheStorage 📋Chrome5/19/2015 Firefox9/22/2015126
api.CacheStorage.delete 📋Chrome1/21/2015 Firefox9/22/2015244
api.CacheStorage.has 📋Chrome1/21/2015 Firefox9/22/2015244
api.CacheStorage.keys 📋Chrome1/21/2015 Firefox9/22/2015244
api.CacheStorage.open 📋Chrome1/21/2015 Firefox9/22/2015244
api.Document.execCommand.copy Chrome4/14/2015 Firefox9/22/2015161
api.Document.execCommand.cut Chrome4/14/2015 Firefox9/22/2015161
api.Document.fonts 📋Chrome5/20/2014 Firefox9/22/2015490
api.Document.queryCommandEnabled Chrome12/11/2008 Firefox9/22/20152476
api.Document.queryCommandSupported Chrome12/11/2008 Firefox9/22/20152476
api.FontFace 📋Chrome5/20/2014 Firefox9/22/2015490
api.FontFace.FontFace 📋Chrome5/20/2014 Firefox9/22/2015490
api.FontFace.family 📋Chrome5/20/2014 Firefox9/22/2015490
api.FontFace.featureSettings 📋Chrome5/20/2014 Firefox9/22/2015490
api.FontFace.load 📋Chrome5/20/2014 Firefox9/22/2015490
api.FontFace.loaded 📋Chrome8/26/2014 Firefox9/22/2015392
api.FontFace.status 📋Chrome5/20/2014 Firefox9/22/2015490
api.FontFace.stretch 📋Chrome5/20/2014 Firefox9/22/2015490
api.FontFace.style 📋Chrome5/20/2014 Firefox9/22/2015490
api.FontFace.unicodeRange 📋Chrome5/20/2014 Firefox9/22/2015490
api.FontFace.variant 📋Chrome5/20/2014 Firefox9/22/2015490
api.FontFace.weight 📋Chrome5/20/2014 Firefox9/22/2015490
api.FontFaceSet 📋Chrome5/20/2014 Firefox9/22/2015490
api.FontFaceSet.add 📋Chrome5/20/2014 Firefox9/22/2015490
api.FontFaceSet.check 📋Chrome5/20/2014 Firefox9/22/2015490
api.FontFaceSet.clear 📋Chrome5/20/2014 Firefox9/22/2015490
api.FontFaceSet.delete 📋Chrome5/20/2014 Firefox9/22/2015490
api.FontFaceSet.forEach Chrome5/20/2014 Firefox9/22/2015490
api.FontFaceSet.has Chrome5/20/2014 Firefox9/22/2015490
api.FontFaceSet.load 📋Chrome5/20/2014 Firefox9/22/2015490
api.FontFaceSet.loading_event 📋Chrome5/20/2014 Firefox9/22/2015490
api.FontFaceSet.loadingdone_event 📋Chrome5/20/2014 Firefox9/22/2015490
api.FontFaceSet.loadingerror_event 📋Chrome5/20/2014 Firefox9/22/2015490
api.FontFaceSet.ready 📋Chrome5/20/2014 Firefox9/22/2015490
api.FontFaceSet.size Chrome5/20/2014 Firefox9/22/2015490
api.FontFaceSet.status 📋Chrome5/20/2014 Firefox9/22/2015490
api.FontFaceSetLoadEvent 📋Chrome5/20/2014 Firefox9/22/2015490
api.FontFaceSetLoadEvent.fontfaces 📋Chrome5/20/2014 Firefox9/22/2015490
api.HTMLCanvasElement.getContext.webgl_context.options_failIfMajorPerformanceCaveat_parameter 📋Chrome2/20/2014 Firefox9/22/2015579
api.MediaStream.id 📋Chrome3/26/2013 Firefox9/22/2015910
api.MessageChannel 📋Chrome5/21/2009 Firefox9/22/20152315
api.MessageChannel.MessageChannel 📋Chrome5/21/2009 Firefox9/22/20152315
api.MessageChannel.port1 📋Chrome5/21/2009 Firefox9/22/20152315
api.MessageChannel.port2 📋Chrome5/21/2009 Firefox9/22/20152315
api.MessagePort 📋Chrome5/21/2009 Firefox9/22/20152315
api.MessagePort.close 📋Chrome5/21/2009 Firefox9/22/20152315
api.MessagePort.message_event 📋Chrome5/21/2009 Firefox9/22/20152315
api.MessagePort.postMessage 📋Chrome5/21/2009 Firefox9/22/20152315
api.MessagePort.start 📋Chrome5/21/2009 Firefox9/22/20152315
api.MessagePort.worker_support Chrome1/25/2010 Firefox9/22/20152066
api.MouseEvent.movementX 📋Chrome8/26/2014 Firefox9/22/2015392
api.MouseEvent.movementY 📋Chrome8/26/2014 Firefox9/22/2015392
api.Notification.worker_support Chrome4/14/2015 Firefox9/22/2015161
api.caches 📋Chrome1/21/2015 Firefox9/22/2015244
api.caches.worker_support Chrome1/21/2015 Firefox9/22/2015244
api.CSSGroupingRule 📋Firefox4/2/2013 Chrome9/1/2015882
api.CSSGroupingRule.cssRules 📋Firefox4/2/2013 Chrome9/1/2015882
api.CSSGroupingRule.deleteRule 📋Firefox4/2/2013 Chrome9/1/2015882
api.CSSGroupingRule.insertRule 📋Firefox4/2/2013 Chrome9/1/2015882
api.PerformanceEntry.toJSON 📋Firefox1/13/2015 Chrome9/1/2015231
api.PerformanceResourceTiming.toJSON 📋Firefox12/1/2014 Chrome9/1/2015274
api.SVGFESpecularLightingElement.kernelUnitLengthX 📋Firefox6/17/2008 Chrome9/1/20152632
api.SVGFESpecularLightingElement.kernelUnitLengthY 📋Firefox6/17/2008 Chrome9/1/20152632
css.at-rules.keyframes.ignore_important_declarations Firefox2/19/2013 Chrome9/1/2015924
css.properties.list-style-type.ethiopic-halehame Firefox11/9/2004 Chrome9/1/20153948
css.properties.list-style-type.ethiopic-halehame-am Firefox11/9/2004 Chrome9/1/20153948
css.properties.list-style-type.korean-hangul-formal Firefox3/18/2014 Chrome9/1/2015532
css.properties.list-style-type.korean-hanja-formal Firefox3/18/2014 Chrome9/1/2015532
css.properties.list-style-type.korean-hanja-informal Firefox3/18/2014 Chrome9/1/2015532
css.properties.list-style-type.simp-chinese-formal Firefox3/18/2014 Chrome9/1/2015532
css.properties.list-style-type.simp-chinese-informal Firefox3/18/2014 Chrome9/1/2015532
css.properties.list-style-type.trad-chinese-formal Firefox3/18/2014 Chrome9/1/2015532
css.properties.list-style-type.trad-chinese-informal Firefox3/18/2014 Chrome9/1/2015532
javascript.builtins.Array.copyWithin 📋Firefox9/2/2014 Chrome9/1/2015364
javascript.builtins.Array.fill 📋Firefox7/22/2014 Chrome9/1/2015406
javascript.builtins.Array.find 📋Firefox10/29/2013 Chrome9/1/2015672
javascript.builtins.Array.findIndex 📋Firefox10/29/2013 Chrome9/1/2015672
javascript.builtins.Array.from 📋Firefox9/2/2014 Chrome9/1/2015364
javascript.builtins.Array.of 📋Firefox10/29/2013 Chrome9/1/2015672
javascript.builtins.Object.assign 📋Firefox12/1/2014 Chrome9/1/2015274
javascript.builtins.TypedArray.copyWithin 📋Firefox12/1/2014 Chrome9/1/2015274
javascript.builtins.TypedArray.entries 📋Firefox3/31/2015 Chrome9/1/2015154
javascript.builtins.TypedArray.every 📋Firefox3/31/2015 Chrome9/1/2015154
javascript.builtins.TypedArray.fill 📋Firefox3/31/2015 Chrome9/1/2015154
javascript.builtins.TypedArray.filter 📋Firefox5/12/2015 Chrome9/1/2015112
javascript.builtins.TypedArray.find 📋Firefox3/31/2015 Chrome9/1/2015154
javascript.builtins.TypedArray.findIndex 📋Firefox3/31/2015 Chrome9/1/2015154
javascript.builtins.TypedArray.forEach 📋Firefox5/12/2015 Chrome9/1/2015112
javascript.builtins.TypedArray.from 📋Firefox5/12/2015 Chrome9/1/2015112
javascript.builtins.TypedArray.indexOf 📋Firefox3/31/2015 Chrome9/1/2015154
javascript.builtins.TypedArray.join 📋Firefox3/31/2015 Chrome9/1/2015154
javascript.builtins.TypedArray.lastIndexOf 📋Firefox3/31/2015 Chrome9/1/2015154
javascript.builtins.TypedArray.map 📋Firefox5/12/2015 Chrome9/1/2015112
javascript.builtins.TypedArray.of 📋Firefox5/12/2015 Chrome9/1/2015112
javascript.builtins.TypedArray.reduce 📋Firefox3/31/2015 Chrome9/1/2015154
javascript.builtins.TypedArray.reduceRight 📋Firefox3/31/2015 Chrome9/1/2015154
javascript.builtins.TypedArray.reverse 📋Firefox3/31/2015 Chrome9/1/2015154
javascript.builtins.TypedArray.slice 📋Firefox5/12/2015 Chrome9/1/2015112
javascript.builtins.TypedArray.some 📋Firefox3/31/2015 Chrome9/1/2015154
javascript.functions.arrow_functions 📋Firefox6/25/2013 Chrome9/1/2015798

2015/8

API First Browser Date Last Browser Date Days
api.AudioBufferSourceNode.detune 📋Chrome7/21/2015 Firefox8/11/201521
api.AudioContext.close 📋Chrome4/14/2015 Firefox8/11/2015119
api.AudioContext.resume 📋Chrome3/3/2015 Firefox8/11/2015161
api.AudioContext.suspend 📋Chrome3/3/2015 Firefox8/11/2015161
api.BaseAudioContext.state 📋Chrome3/3/2015 Firefox8/11/2015161
api.BaseAudioContext.statechange_event 📋Chrome3/3/2015 Firefox8/11/2015161
api.OfflineAudioContext.resume 📋Chrome3/3/2015 Firefox8/11/2015161
css.properties.text-align.match-parent Chrome12/13/2011 Firefox8/11/20151337
css.types.flex 📋Chrome8/20/2013 Firefox8/11/2015721
javascript.builtins.DataView.DataView.new_required Chrome4/27/2011 Firefox8/11/20151567
javascript.builtins.String.includes 📋Chrome3/3/2015 Firefox8/11/2015161
javascript.builtins.String.unicode_code_point_escapes Chrome12/11/2008 Firefox8/11/20152434
javascript.grammar.unicode_point_escapes 📋Chrome7/21/2015 Firefox8/11/201521

2015/7

API First Browser Date Last Browser Date Days
api.Notification.data 📋Firefox12/1/2014 Chrome7/21/2015232
api.PerformanceTiming.toJSON 📋Firefox10/29/2013 Chrome7/21/2015630
api.Response.redirect_static 📋Firefox7/2/2015 Chrome7/21/201519
css.properties.word-break.keep-all Firefox8/28/2012 Chrome7/21/20151057
javascript.builtins.Object.preventExtensions.ES2015_behavior Firefox1/13/2015 Chrome7/21/2015189
api.Headers 📋Chrome4/14/2015 Firefox7/2/201579
api.Headers.Headers 📋Chrome4/14/2015 Firefox7/2/201579
api.Headers.append 📋Chrome4/14/2015 Firefox7/2/201579
api.Headers.delete 📋Chrome4/14/2015 Firefox7/2/201579
api.Headers.get 📋Chrome4/14/2015 Firefox7/2/201579
api.Headers.has 📋Chrome4/14/2015 Firefox7/2/201579
api.Headers.set 📋Chrome4/14/2015 Firefox7/2/201579
api.MouseEvent.offsetX 📋Chrome12/11/2008 Firefox7/2/20152394
api.MouseEvent.offsetY 📋Chrome12/11/2008 Firefox7/2/20152394
api.Request 📋Chrome4/14/2015 Firefox7/2/201579
api.Request.Request 📋Chrome1/21/2015 Firefox7/2/2015162
api.Request.arrayBuffer 📋Chrome4/14/2015 Firefox7/2/201579
api.Request.blob 📋Chrome4/14/2015 Firefox7/2/201579
api.Request.bodyUsed 📋Chrome4/14/2015 Firefox7/2/201579
api.Request.clone 📋Chrome1/21/2015 Firefox7/2/2015162
api.Request.credentials 📋Chrome1/21/2015 Firefox7/2/2015162
api.Request.headers 📋Chrome1/21/2015 Firefox7/2/2015162
api.Request.json 📋Chrome4/14/2015 Firefox7/2/201579
api.Request.method 📋Chrome1/21/2015 Firefox7/2/2015162
api.Request.mode 📋Chrome1/21/2015 Firefox7/2/2015162
api.Request.referrer 📋Chrome1/21/2015 Firefox7/2/2015162
api.Request.text 📋Chrome4/14/2015 Firefox7/2/201579
api.Request.url 📋Chrome1/21/2015 Firefox7/2/2015162
api.Response 📋Chrome4/14/2015 Firefox7/2/201579
api.Response.Response 📋Chrome1/21/2015 Firefox7/2/2015162
api.Response.arrayBuffer 📋Chrome4/14/2015 Firefox7/2/201579
api.Response.blob 📋Chrome4/14/2015 Firefox7/2/201579
api.Response.bodyUsed 📋Chrome4/14/2015 Firefox7/2/201579
api.Response.clone 📋Chrome1/21/2015 Firefox7/2/2015162
api.Response.error_static 📋Chrome5/19/2015 Firefox7/2/201544
api.Response.headers 📋Chrome1/21/2015 Firefox7/2/2015162
api.Response.json 📋Chrome4/14/2015 Firefox7/2/201579
api.Response.ok 📋Chrome4/14/2015 Firefox7/2/201579
api.Response.status 📋Chrome1/21/2015 Firefox7/2/2015162
api.Response.statusText 📋Chrome1/21/2015 Firefox7/2/2015162
api.Response.text 📋Chrome4/14/2015 Firefox7/2/201579
api.Response.type 📋Chrome1/21/2015 Firefox7/2/2015162
api.Response.url 📋Chrome1/21/2015 Firefox7/2/2015162
api.console.clear_static 📋Chrome2/21/2013 Firefox7/2/2015861
api.console.dirxml_static 📋Chrome5/21/2009 Firefox7/2/20152233
api.console.timeStamp_static Chrome10/25/2011 Firefox7/2/20151346
api.fetch 📋Chrome4/14/2015 Firefox7/2/201579
css.at-rules.font-face.WOFF_2 📋Chrome7/16/2014 Firefox7/2/2015351

2015/5

API First Browser Date Last Browser Date Days
api.AnimationEvent 📋Firefox6/21/2011 Chrome5/19/20151428
api.AnimationEvent.AnimationEvent 📋Firefox8/6/2013 Chrome5/19/2015651
api.AnimationEvent.animationName 📋Firefox6/21/2011 Chrome5/19/20151428
api.AnimationEvent.elapsedTime 📋Firefox6/21/2011 Chrome5/19/20151428
api.AudioBuffer.copyFromChannel 📋Firefox2/4/2014 Chrome5/19/2015469
api.AudioBuffer.copyToChannel 📋Firefox2/4/2014 Chrome5/19/2015469
api.MouseEvent.buttons 📋Firefox8/28/2012 Chrome5/19/2015994
api.PerformanceResourceTiming.connectEnd 📋Firefox7/22/2014 Chrome5/19/2015301
api.PerformanceResourceTiming.connectStart 📋Firefox7/22/2014 Chrome5/19/2015301
api.PerformanceResourceTiming.domainLookupEnd 📋Firefox7/22/2014 Chrome5/19/2015301
api.PerformanceResourceTiming.domainLookupStart 📋Firefox7/22/2014 Chrome5/19/2015301
api.PerformanceResourceTiming.fetchStart 📋Firefox7/22/2014 Chrome5/19/2015301
api.PerformanceResourceTiming.initiatorType 📋Firefox7/22/2014 Chrome5/19/2015301
api.PerformanceResourceTiming.redirectEnd 📋Firefox7/22/2014 Chrome5/19/2015301
api.PerformanceResourceTiming.redirectStart 📋Firefox7/22/2014 Chrome5/19/2015301
api.PerformanceResourceTiming.requestStart 📋Firefox7/22/2014 Chrome5/19/2015301
api.PerformanceResourceTiming.responseEnd 📋Firefox7/22/2014 Chrome5/19/2015301
api.PerformanceResourceTiming.responseStart 📋Firefox7/22/2014 Chrome5/19/2015301
api.PerformanceResourceTiming.secureConnectionStart 📋Firefox7/22/2014 Chrome5/19/2015301
api.RTCIceCandidate.toJSON 📋Firefox2/4/2014 Chrome5/19/2015469
api.RTCSessionDescription.toJSON 📋Firefox9/17/2013 Chrome5/19/2015609
css.at-rules.keyframes 📋Firefox10/9/2012 Chrome5/19/2015952
css.properties.animation 📋Firefox10/9/2012 Chrome5/19/2015952
css.properties.animation-delay 📋Firefox10/9/2012 Chrome5/19/2015952
css.properties.animation-direction 📋Firefox10/9/2012 Chrome5/19/2015952
css.properties.animation-duration 📋Firefox10/9/2012 Chrome5/19/2015952
css.properties.animation-fill-mode 📋Firefox10/9/2012 Chrome5/19/2015952
css.properties.animation-iteration-count 📋Firefox10/9/2012 Chrome5/19/2015952
css.properties.animation-name 📋Firefox10/9/2012 Chrome5/19/2015952
css.properties.animation-play-state 📋Firefox10/9/2012 Chrome5/19/2015952
css.properties.animation-timing-function 📋Firefox10/9/2012 Chrome5/19/2015952
css.types.number.scientific_notation Firefox4/29/2014 Chrome5/19/2015385
javascript.builtins.Function.length.configurable_true Firefox3/31/2015 Chrome5/19/201549
javascript.builtins.Function.name.configurable_true Firefox5/12/2015 Chrome5/19/20157
javascript.builtins.Set.@@iterator 📋Firefox2/24/2015 Chrome5/19/201584
javascript.builtins.Symbol.iterator 📋Firefox2/24/2015 Chrome5/19/201584
javascript.grammar.shorthand_object_literals Firefox10/14/2014 Chrome5/19/2015217
api.HTMLImageElement.currentSrc 📋Chrome10/7/2014 Firefox5/12/2015217
api.HTMLImageElement.sizes 📋Chrome10/7/2014 Firefox5/12/2015217
api.HTMLImageElement.srcset 📋Chrome4/8/2014 Firefox5/12/2015399
api.HTMLMediaElement.encrypted_event 📋Chrome4/14/2015 Firefox5/12/201528
api.HTMLMediaElement.mediaKeys 📋Chrome4/14/2015 Firefox5/12/201528
api.HTMLMediaElement.setMediaKeys 📋Chrome4/14/2015 Firefox5/12/201528
api.HTMLPictureElement 📋Chrome10/7/2014 Firefox5/12/2015217
api.HTMLSourceElement.sizes 📋Chrome10/7/2014 Firefox5/12/2015217
api.HTMLSourceElement.srcset 📋Chrome10/7/2014 Firefox5/12/2015217
api.MediaEncryptedEvent 📋Chrome4/14/2015 Firefox5/12/201528
api.MediaEncryptedEvent.MediaEncryptedEvent 📋Chrome4/14/2015 Firefox5/12/201528
api.MediaEncryptedEvent.initData 📋Chrome4/14/2015 Firefox5/12/201528
api.MediaEncryptedEvent.initDataType 📋Chrome4/14/2015 Firefox5/12/201528
api.MediaKeyMessageEvent 📋Chrome4/14/2015 Firefox5/12/201528
api.MediaKeyMessageEvent.MediaKeyMessageEvent 📋Chrome4/14/2015 Firefox5/12/201528
api.MediaKeyMessageEvent.message 📋Chrome4/14/2015 Firefox5/12/201528
api.MediaKeyMessageEvent.messageType 📋Chrome4/14/2015 Firefox5/12/201528
api.MediaKeySession 📋Chrome4/14/2015 Firefox5/12/201528
api.MediaKeySession.close 📋Chrome4/14/2015 Firefox5/12/201528
api.MediaKeySession.closed 📋Chrome4/14/2015 Firefox5/12/201528
api.MediaKeySession.expiration 📋Chrome4/14/2015 Firefox5/12/201528
api.MediaKeySession.generateRequest 📋Chrome4/14/2015 Firefox5/12/201528
api.MediaKeySession.keyStatuses 📋Chrome4/14/2015 Firefox5/12/201528
api.MediaKeySession.load 📋Chrome4/14/2015 Firefox5/12/201528
api.MediaKeySession.remove 📋Chrome4/14/2015 Firefox5/12/201528
api.MediaKeySession.sessionId 📋Chrome4/14/2015 Firefox5/12/201528
api.MediaKeySession.update 📋Chrome4/14/2015 Firefox5/12/201528
api.MediaKeyStatusMap 📋Chrome4/14/2015 Firefox5/12/201528
api.MediaKeyStatusMap.entries Chrome4/14/2015 Firefox5/12/201528
api.MediaKeyStatusMap.keys Chrome4/14/2015 Firefox5/12/201528
api.MediaKeyStatusMap.size 📋Chrome4/14/2015 Firefox5/12/201528
api.MediaKeyStatusMap.values Chrome4/14/2015 Firefox5/12/201528
api.MediaKeySystemAccess 📋Chrome4/14/2015 Firefox5/12/201528
api.MediaKeySystemAccess.createMediaKeys 📋Chrome4/14/2015 Firefox5/12/201528
api.MediaKeySystemAccess.keySystem 📋Chrome4/14/2015 Firefox5/12/201528
api.MediaKeys 📋Chrome4/14/2015 Firefox5/12/201528
api.MediaKeys.createSession 📋Chrome4/14/2015 Firefox5/12/201528
api.MediaKeys.setServerCertificate 📋Chrome4/14/2015 Firefox5/12/201528
api.Navigator.requestMediaKeySystemAccess 📋Chrome4/14/2015 Firefox5/12/201528
api.Performance.clearMarks 📋Chrome8/20/2013 Firefox5/12/2015630
api.Performance.clearMeasures 📋Chrome8/20/2013 Firefox5/12/2015630
api.Performance.mark 📋Chrome7/9/2013 Firefox5/12/2015672
api.Performance.measure 📋Chrome7/9/2013 Firefox5/12/2015672
api.PerformanceMark 📋Chrome7/9/2013 Firefox5/12/2015672
api.PerformanceMeasure 📋Chrome2/21/2013 Firefox5/12/2015810
api.RTCPeerConnection.negotiationneeded_event 📋Chrome1/10/2013 Firefox5/12/2015852
html.elements.img.sizes 📋Chrome10/7/2014 Firefox5/12/2015217
html.elements.img.srcset 📋Chrome4/8/2014 Firefox5/12/2015399
html.elements.picture 📋Chrome10/7/2014 Firefox5/12/2015217
html.elements.rb 📋Chrome5/25/2010 Firefox5/12/20151813
html.elements.rp 📋Chrome5/25/2010 Firefox5/12/20151813
html.elements.rt 📋Chrome5/25/2010 Firefox5/12/20151813
html.elements.ruby 📋Chrome5/25/2010 Firefox5/12/20151813
html.elements.source.sizes Chrome10/7/2014 Firefox5/12/2015217
html.elements.source.srcset Chrome10/7/2014 Firefox5/12/2015217
javascript.builtins.RegExp.source.empty_regex_string Chrome9/2/2010 Firefox5/12/20151713

2015/4

API First Browser Date Last Browser Date Days
api.DOMTokenList.@@iterator Firefox2/24/2015 Chrome4/14/201549
api.Navigator.registerProtocolHandler.scheme_parameter_openpgp4fpr Firefox10/24/2006 Chrome4/14/20153094
api.OfflineAudioContext.startRendering.returns_promise Firefox3/31/2015 Chrome4/14/201514

2015/3

API First Browser Date Last Browser Date Days
api.BaseAudioContext.createStereoPanner 📋Chrome3/3/2015 Firefox3/31/201528
api.IDBCursor.worker_support Chrome11/6/2012 Firefox3/31/2015875
api.IDBDatabase.worker_support Chrome11/6/2012 Firefox3/31/2015875
api.IDBFactory.worker_support Chrome11/6/2012 Firefox3/31/2015875
api.IDBIndex.worker_support Chrome11/6/2012 Firefox3/31/2015875
api.IDBKeyRange.worker_support Chrome11/6/2012 Firefox3/31/2015875
api.IDBObjectStore.worker_support Chrome11/6/2012 Firefox3/31/2015875
api.IDBOpenDBRequest.worker_support Chrome11/6/2012 Firefox3/31/2015875
api.IDBRequest.worker_support Chrome11/6/2012 Firefox3/31/2015875
api.IDBTransaction.worker_support Chrome11/6/2012 Firefox3/31/2015875
api.IDBVersionChangeEvent.worker_support Chrome11/6/2012 Firefox3/31/2015875
api.RTCPeerConnection.RTCPeerConnection.configuration_iceServers_parameter.urls_parameter 📋Chrome4/8/2014 Firefox3/31/2015357
api.StereoPannerNode 📋Chrome3/3/2015 Firefox3/31/201528
api.StereoPannerNode.pan 📋Chrome3/3/2015 Firefox3/31/201528
api.WebSocket.worker_support Chrome5/25/2010 Firefox3/31/20151771
api.indexedDB.worker_support Chrome1/10/2013 Firefox3/31/2015810
javascript.builtins.Map.Map.null_allowed Chrome10/7/2014 Firefox3/31/2015175
javascript.builtins.Set.Set.null_allowed Chrome10/7/2014 Firefox3/31/2015175
javascript.builtins.TypedArray.keys 📋Chrome10/7/2014 Firefox3/31/2015175
javascript.builtins.TypedArray.values 📋Chrome10/7/2014 Firefox3/31/2015175
javascript.builtins.WeakMap.WeakMap.null_allowed Chrome7/16/2014 Firefox3/31/2015258
javascript.builtins.WeakSet.WeakSet.null_allowed Chrome7/16/2014 Firefox3/31/2015258
api.CSSKeyframesRule.appendRule 📋Firefox5/14/2013 Chrome3/3/2015658
api.ClipboardEvent 📋Firefox6/25/2013 Chrome3/3/2015616
api.ClipboardEvent.clipboardData 📋Firefox6/25/2013 Chrome3/3/2015616
api.Element.closest 📋Firefox1/13/2015 Chrome3/3/201549
api.IDBVersionChangeEvent.IDBVersionChangeEvent 📋Firefox10/29/2013 Chrome3/3/2015490
api.Navigator.registerProtocolHandler.scheme_parameter_ssh Firefox10/24/2006 Chrome3/3/20153052
api.SubtleCrypto.deriveBits 📋Firefox12/1/2014 Chrome3/3/201592
api.SubtleCrypto.deriveKey 📋Firefox12/1/2014 Chrome3/3/201592
api.SubtleCrypto.deriveKey.derivedKeyAlgorithm_option_aes 📋Firefox12/1/2014 Chrome3/3/201592
api.SubtleCrypto.deriveKey.derivedKeyAlgorithm_option_hmac 📋Firefox12/1/2014 Chrome3/3/201592
api.Window.scroll.options_left_parameter Firefox2/24/2015 Chrome3/3/20157
api.Window.scroll.options_top_parameter Firefox2/24/2015 Chrome3/3/20157
api.Window.scrollBy.options_left_parameter Firefox2/24/2015 Chrome3/3/20157
api.Window.scrollBy.options_top_parameter Firefox2/24/2015 Chrome3/3/20157
api.Window.scrollTo.options_left_parameter Firefox2/24/2015 Chrome3/3/20157
api.Window.scrollTo.options_top_parameter Firefox2/24/2015 Chrome3/3/20157
css.properties.isolation 📋Firefox2/24/2015 Chrome3/3/20157
css.properties.mix-blend-mode 📋Firefox9/2/2014 Chrome3/3/2015182
css.properties.mix-blend-mode.svg_elements Firefox9/2/2014 Chrome3/3/2015182
css.types.global_keywords.unset 📋Firefox2/4/2014 Chrome3/3/2015392
javascript.builtins.String.codePointAt 📋Firefox4/29/2014 Chrome3/3/2015308
javascript.builtins.String.endsWith 📋Firefox11/20/2012 Chrome3/3/2015833
javascript.builtins.String.fromCodePoint 📋Firefox4/29/2014 Chrome3/3/2015308
javascript.builtins.String.raw 📋Firefox12/1/2014 Chrome3/3/201592
javascript.builtins.String.repeat 📋Firefox9/17/2013 Chrome3/3/2015532
javascript.builtins.String.startsWith 📋Firefox11/20/2012 Chrome3/3/2015833
javascript.grammar.binary_numeric_literals 📋Firefox10/29/2013 Chrome3/3/2015490
javascript.grammar.octal_numeric_literals 📋Firefox10/29/2013 Chrome3/3/2015490
javascript.grammar.template_literals 📋Firefox12/1/2014 Chrome3/3/201592

2015/2

API First Browser Date Last Browser Date Days
api.CanvasRenderingContext2D.resetTransform 📋Chrome11/12/2013 Firefox2/24/2015469
api.RTCPeerConnection.signalingstatechange_event 📋Chrome7/9/2013 Firefox2/24/2015595
api.TextDecoder.fatal 📋Chrome10/7/2014 Firefox2/24/2015140
css.at-rules.font-face.unicode-range 📋Chrome12/11/2008 Firefox2/24/20152266
css.properties.object-fit 📋Chrome1/14/2014 Firefox2/24/2015406
css.properties.object-position 📋Chrome1/14/2014 Firefox2/24/2015406
css.properties.white-space.textarea_support Chrome12/11/2008 Firefox2/24/20152266
css.properties.will-change 📋Chrome7/16/2014 Firefox2/24/2015223
css.types.image.gradient.linear-gradient.interpolation_hints Chrome1/21/2015 Firefox2/24/201534
css.types.image.gradient.linear-gradient.premultiplied_gradients Chrome8/20/2013 Firefox2/24/2015553
css.types.image.gradient.radial-gradient.interpolation_hints Chrome1/21/2015 Firefox2/24/201534
css.types.image.gradient.radial-gradient.premultiplied_gradients Chrome8/20/2013 Firefox2/24/2015553
css.types.image.gradient.repeating-linear-gradient.interpolation_hints Chrome1/21/2015 Firefox2/24/201534
css.types.image.gradient.repeating-radial-gradient.interpolation_hints Chrome1/21/2015 Firefox2/24/201534
html.elements.meta.name.referrer Chrome2/8/2012 Firefox2/24/20151112
javascript.builtins.Array.@@iterator 📋Chrome10/7/2014 Firefox2/24/2015140
javascript.builtins.Iterator.@@iterator 📋Chrome10/7/2014 Firefox2/24/2015140
javascript.builtins.Map.@@iterator 📋Chrome10/7/2014 Firefox2/24/2015140
javascript.builtins.Object.getOwnPropertySymbols 📋Chrome10/7/2014 Firefox2/24/2015140
javascript.builtins.String.@@iterator 📋Chrome10/7/2014 Firefox2/24/2015140
javascript.builtins.Symbol 📋Chrome10/7/2014 Firefox2/24/2015140
javascript.builtins.Symbol.Symbol 📋Chrome10/7/2014 Firefox2/24/2015140
javascript.builtins.Symbol.for 📋Chrome1/21/2015 Firefox2/24/201534
javascript.builtins.Symbol.keyFor 📋Chrome1/21/2015 Firefox2/24/201534
javascript.builtins.Symbol.toString 📋Chrome10/7/2014 Firefox2/24/2015140
javascript.builtins.Symbol.valueOf 📋Chrome10/7/2014 Firefox2/24/2015140
javascript.builtins.TypedArray.@@iterator 📋Chrome10/7/2014 Firefox2/24/2015140
javascript.builtins.WeakMap.WeakMap.iterable_allowed Chrome10/7/2014 Firefox2/24/2015140
javascript.statements.const 📋Chrome7/31/2012 Firefox2/24/2015938

2015/1

API First Browser Date Last Browser Date Days
css.selectors.invalid.form Firefox6/5/2012 Chrome1/21/2015960
css.selectors.valid.form Firefox6/5/2012 Chrome1/21/2015960
api.Performance.getEntries 📋Chrome7/9/2013 Firefox1/13/2015553
api.Performance.getEntriesByName 📋Chrome7/9/2013 Firefox1/13/2015553
api.Performance.getEntriesByType 📋Chrome7/9/2013 Firefox1/13/2015553
api.PerformanceEntry.duration 📋Chrome7/9/2013 Firefox1/13/2015553
api.PerformanceEntry.entryType 📋Chrome7/9/2013 Firefox1/13/2015553
api.PerformanceEntry.name 📋Chrome7/9/2013 Firefox1/13/2015553
api.PerformanceEntry.startTime 📋Chrome7/9/2013 Firefox1/13/2015553
api.SVGFEFloodElement.height 📋Chrome5/25/2010 Firefox1/13/20151694
api.SVGFEFloodElement.result 📋Chrome5/25/2010 Firefox1/13/20151694
api.SVGFEFloodElement.width 📋Chrome5/25/2010 Firefox1/13/20151694
api.SVGFEFloodElement.x 📋Chrome5/25/2010 Firefox1/13/20151694
api.SVGFEFloodElement.y 📋Chrome5/25/2010 Firefox1/13/20151694
css.properties.mask-type 📋Chrome1/10/2013 Firefox1/13/2015733
css.types.filter-function 📋Chrome3/28/2012 Firefox1/13/20151021
css.types.filter-function.blur 📋Chrome3/28/2012 Firefox1/13/20151021
css.types.filter-function.brightness 📋Chrome3/28/2012 Firefox1/13/20151021
css.types.filter-function.contrast 📋Chrome3/28/2012 Firefox1/13/20151021
css.types.filter-function.drop-shadow 📋Chrome3/28/2012 Firefox1/13/20151021
css.types.filter-function.grayscale 📋Chrome3/28/2012 Firefox1/13/20151021
css.types.filter-function.hue-rotate 📋Chrome3/28/2012 Firefox1/13/20151021
css.types.filter-function.invert 📋Chrome3/28/2012 Firefox1/13/20151021
css.types.filter-function.opacity 📋Chrome3/28/2012 Firefox1/13/20151021
css.types.filter-function.saturate 📋Chrome3/28/2012 Firefox1/13/20151021
css.types.filter-function.sepia 📋Chrome3/28/2012 Firefox1/13/20151021
html.elements.body.bottommargin Chrome12/11/2008 Firefox1/13/20152224
html.elements.body.leftmargin Chrome12/11/2008 Firefox1/13/20152224
html.elements.body.rightmargin Chrome12/11/2008 Firefox1/13/20152224
html.elements.body.topmargin Chrome12/11/2008 Firefox1/13/20152224

2014/12

API First Browser Date Last Browser Date Days
api.Crypto.subtle 📋Chrome8/26/2014 Firefox12/1/201497
api.CryptoKey 📋Chrome8/26/2014 Firefox12/1/201497
api.CryptoKey.algorithm 📋Chrome8/26/2014 Firefox12/1/201497
api.CryptoKey.extractable 📋Chrome8/26/2014 Firefox12/1/201497
api.CryptoKey.type 📋Chrome8/26/2014 Firefox12/1/201497
api.CryptoKey.usages 📋Chrome8/26/2014 Firefox12/1/201497
api.Element.matches 📋Chrome2/20/2014 Firefox12/1/2014284
api.MediaStream.getTracks 📋Chrome10/7/2014 Firefox12/1/201455
api.MediaStreamTrack.stop 📋Chrome1/14/2014 Firefox12/1/2014321
api.NamedNodeMap 📋Chrome12/11/2008 Firefox12/1/20142181
api.SubtleCrypto 📋Chrome8/26/2014 Firefox12/1/201497
api.SubtleCrypto.decrypt 📋Chrome8/26/2014 Firefox12/1/201497
api.SubtleCrypto.digest 📋Chrome8/26/2014 Firefox12/1/201497
api.SubtleCrypto.encrypt 📋Chrome8/26/2014 Firefox12/1/201497
api.SubtleCrypto.exportKey 📋Chrome8/26/2014 Firefox12/1/201497
api.SubtleCrypto.generateKey 📋Chrome8/26/2014 Firefox12/1/201497
api.SubtleCrypto.importKey 📋Chrome8/26/2014 Firefox12/1/201497
api.SubtleCrypto.sign 📋Chrome8/26/2014 Firefox12/1/201497
api.SubtleCrypto.unwrapKey 📋Chrome8/26/2014 Firefox12/1/201497
api.SubtleCrypto.verify 📋Chrome8/26/2014 Firefox12/1/201497
api.SubtleCrypto.wrapKey 📋Chrome8/26/2014 Firefox12/1/201497
api.console.table_static 📋Chrome5/21/2013 Firefox12/1/2014559
api.performance.worker_support Chrome10/1/2013 Firefox12/1/2014426
css.properties.font-variant-ligatures 📋Chrome4/8/2014 Firefox12/1/2014237
css.properties.min-width.auto Chrome7/31/2012 Firefox12/1/2014853
javascript.builtins.WeakSet 📋Chrome7/16/2014 Firefox12/1/2014138
javascript.builtins.WeakSet.WeakSet 📋Chrome7/16/2014 Firefox12/1/2014138
javascript.builtins.WeakSet.WeakSet.iterable_allowed Chrome10/7/2014 Firefox12/1/201455
javascript.builtins.WeakSet.add 📋Chrome7/16/2014 Firefox12/1/2014138
javascript.builtins.WeakSet.delete 📋Chrome7/16/2014 Firefox12/1/2014138
javascript.builtins.WeakSet.has 📋Chrome7/16/2014 Firefox12/1/2014138
javascript.functions.method_definitions 📋Chrome11/18/2014 Firefox12/1/201413

2014/11

API First Browser Date Last Browser Date Days
api.Navigator.sendBeacon 📋Firefox7/22/2014 Chrome11/18/2014119
javascript.builtins.Generator 📋Firefox12/10/2013 Chrome11/18/2014343
javascript.builtins.Generator.next 📋Firefox12/10/2013 Chrome11/18/2014343
javascript.builtins.Generator.throw 📋Firefox12/10/2013 Chrome11/18/2014343
javascript.builtins.GeneratorFunction 📋Firefox12/10/2013 Chrome11/18/2014343
javascript.builtins.GeneratorFunction.GeneratorFunction 📋Firefox12/10/2013 Chrome11/18/2014343
javascript.operators.yield 📋Firefox12/10/2013 Chrome11/18/2014343
javascript.operators.yield_star 📋Firefox2/4/2014 Chrome11/18/2014287
javascript.statements.generator_function 📋Firefox12/10/2013 Chrome11/18/2014343

2014/10

API First Browser Date Last Browser Date Days
api.AudioTrack 📋Chrome8/26/2014 Firefox10/14/201449
api.AudioTrack.enabled 📋Chrome8/26/2014 Firefox10/14/201449
api.AudioTrack.id 📋Chrome8/26/2014 Firefox10/14/201449
api.AudioTrack.kind 📋Chrome8/26/2014 Firefox10/14/201449
api.AudioTrack.label 📋Chrome8/26/2014 Firefox10/14/201449
api.AudioTrack.language 📋Chrome8/26/2014 Firefox10/14/201449
api.AudioTrackList 📋Chrome8/26/2014 Firefox10/14/201449
api.AudioTrackList.addtrack_event 📋Chrome8/26/2014 Firefox10/14/201449
api.AudioTrackList.change_event 📋Chrome8/26/2014 Firefox10/14/201449
api.AudioTrackList.getTrackById 📋Chrome8/26/2014 Firefox10/14/201449
api.AudioTrackList.length 📋Chrome8/26/2014 Firefox10/14/201449
api.AudioTrackList.removetrack_event 📋Chrome8/26/2014 Firefox10/14/201449
api.HTMLFormControlsCollection.namedItem 📋Chrome12/11/2008 Firefox10/14/20142133
api.HTMLMediaElement.audioTracks 📋Chrome8/26/2014 Firefox10/14/201449
api.HTMLMediaElement.videoTracks 📋Chrome8/26/2014 Firefox10/14/201449
api.RadioNodeList 📋Chrome7/31/2012 Firefox10/14/2014805
api.RadioNodeList.value 📋Chrome7/31/2012 Firefox10/14/2014805
api.VideoTrack 📋Chrome8/26/2014 Firefox10/14/201449
api.VideoTrack.id 📋Chrome8/26/2014 Firefox10/14/201449
api.VideoTrack.kind 📋Chrome8/26/2014 Firefox10/14/201449
api.VideoTrack.label 📋Chrome8/26/2014 Firefox10/14/201449
api.VideoTrack.language 📋Chrome8/26/2014 Firefox10/14/201449
api.VideoTrack.selected 📋Chrome8/26/2014 Firefox10/14/201449
api.VideoTrackList 📋Chrome8/26/2014 Firefox10/14/201449
api.VideoTrackList.addtrack_event 📋Chrome8/26/2014 Firefox10/14/201449
api.VideoTrackList.change_event 📋Chrome8/26/2014 Firefox10/14/201449
api.VideoTrackList.getTrackById 📋Chrome8/26/2014 Firefox10/14/201449
api.VideoTrackList.length 📋Chrome8/26/2014 Firefox10/14/201449
api.VideoTrackList.removetrack_event 📋Chrome8/26/2014 Firefox10/14/201449
api.VideoTrackList.selectedIndex 📋Chrome8/26/2014 Firefox10/14/201449
css.properties.list-style-type.arabic-indic Chrome9/2/2010 Firefox10/14/20141503
css.properties.list-style-type.bengali Chrome9/2/2010 Firefox10/14/20141503
css.properties.list-style-type.cambodian Chrome9/2/2010 Firefox10/14/20141503
css.properties.list-style-type.cjk-earthly-branch Chrome9/2/2010 Firefox10/14/20141503
css.properties.list-style-type.cjk-heavenly-stem Chrome9/2/2010 Firefox10/14/20141503
css.properties.list-style-type.devanagari Chrome9/2/2010 Firefox10/14/20141503
css.properties.list-style-type.gujarati Chrome9/2/2010 Firefox10/14/20141503
css.properties.list-style-type.gurmukhi Chrome9/2/2010 Firefox10/14/20141503
css.properties.list-style-type.kannada Chrome9/2/2010 Firefox10/14/20141503
css.properties.list-style-type.khmer Chrome9/2/2010 Firefox10/14/20141503
css.properties.list-style-type.lao Chrome9/2/2010 Firefox10/14/20141503
css.properties.list-style-type.lower-armenian Chrome8/2/2011 Firefox10/14/20141169
css.properties.list-style-type.malayalam Chrome9/2/2010 Firefox10/14/20141503
css.properties.list-style-type.mongolian Chrome9/2/2010 Firefox10/14/20141503
css.properties.list-style-type.myanmar Chrome9/2/2010 Firefox10/14/20141503
css.properties.list-style-type.oriya Chrome9/2/2010 Firefox10/14/20141503
css.properties.list-style-type.persian Chrome9/2/2010 Firefox10/14/20141503
css.properties.list-style-type.telugu Chrome9/2/2010 Firefox10/14/20141503
css.properties.list-style-type.thai Chrome9/2/2010 Firefox10/14/20141503
css.properties.list-style-type.tibetan Chrome9/2/2010 Firefox10/14/20141503
css.properties.list-style-type.upper-armenian Chrome8/2/2011 Firefox10/14/20141169
css.properties.list-style-type.urdu Chrome9/2/2010 Firefox10/14/20141503
css.types.color.named-color.rebeccapurple Chrome10/7/2014 Firefox10/14/20147
html.elements.a.rel.noreferrer 📋Chrome12/13/2011 Firefox10/14/20141036
html.elements.area.rel.noreferrer 📋Chrome12/13/2011 Firefox10/14/20141036
api.File.File 📋Firefox3/18/2014 Chrome10/7/2014203
api.HTMLIFrameElement.allowFullscreen 📋Firefox6/25/2013 Chrome10/7/2014469
api.SVGStyleElement.sheet 📋Firefox11/29/2005 Chrome10/7/20143234
api.TextDecoder 📋Firefox2/19/2013 Chrome10/7/2014595
api.TextDecoder.TextDecoder 📋Firefox2/19/2013 Chrome10/7/2014595
api.TextDecoder.decode 📋Firefox2/19/2013 Chrome10/7/2014595
api.TextDecoder.encoding 📋Firefox2/19/2013 Chrome10/7/2014595
api.TextDecoder.worker_support Firefox4/2/2013 Chrome10/7/2014553
api.TextEncoder 📋Firefox1/8/2013 Chrome10/7/2014637
api.TextEncoder.TextEncoder 📋Firefox1/8/2013 Chrome10/7/2014637
api.TextEncoder.encode 📋Firefox1/8/2013 Chrome10/7/2014637
api.TextEncoder.encoding 📋Firefox1/8/2013 Chrome10/7/2014637
api.TextEncoder.worker_support Firefox4/2/2013 Chrome10/7/2014553
api.WorkerLocation.origin 📋Firefox4/29/2014 Chrome10/7/2014161
html.elements.iframe.allowfullscreen 📋Firefox1/8/2013 Chrome10/7/2014637
javascript.builtins.Array.entries 📋Firefox3/18/2014 Chrome10/7/2014203
javascript.builtins.Array.keys 📋Firefox3/18/2014 Chrome10/7/2014203
javascript.builtins.Iterator 📋Firefox11/20/2012 Chrome10/7/2014686
javascript.builtins.Map 📋Firefox6/5/2012 Chrome10/7/2014854
javascript.builtins.Map.Map 📋Firefox6/5/2012 Chrome10/7/2014854
javascript.builtins.Map.Map.iterable_allowed Firefox6/5/2012 Chrome10/7/2014854
javascript.builtins.Map.clear 📋Firefox2/19/2013 Chrome10/7/2014595
javascript.builtins.Map.delete 📋Firefox6/5/2012 Chrome10/7/2014854
javascript.builtins.Map.entries 📋Firefox4/2/2013 Chrome10/7/2014553
javascript.builtins.Map.forEach 📋Firefox10/29/2013 Chrome10/7/2014343
javascript.builtins.Map.get 📋Firefox6/5/2012 Chrome10/7/2014854
javascript.builtins.Map.has 📋Firefox6/5/2012 Chrome10/7/2014854
javascript.builtins.Map.key_equality_for_zeros Firefox4/29/2014 Chrome10/7/2014161
javascript.builtins.Map.keys 📋Firefox4/2/2013 Chrome10/7/2014553
javascript.builtins.Map.set 📋Firefox6/5/2012 Chrome10/7/2014854
javascript.builtins.Map.size 📋Firefox2/19/2013 Chrome10/7/2014595
javascript.builtins.Map.values 📋Firefox4/2/2013 Chrome10/7/2014553
javascript.builtins.Math.acosh 📋Firefox10/29/2013 Chrome10/7/2014343
javascript.builtins.Math.asinh 📋Firefox10/29/2013 Chrome10/7/2014343
javascript.builtins.Math.atanh 📋Firefox10/29/2013 Chrome10/7/2014343
javascript.builtins.Math.cbrt 📋Firefox10/29/2013 Chrome10/7/2014343
javascript.builtins.Math.clz32 📋Firefox7/22/2014 Chrome10/7/201477
javascript.builtins.Math.cosh 📋Firefox10/29/2013 Chrome10/7/2014343
javascript.builtins.Math.expm1 📋Firefox10/29/2013 Chrome10/7/2014343
javascript.builtins.Math.fround 📋Firefox12/10/2013 Chrome10/7/2014301
javascript.builtins.Math.hypot 📋Firefox2/4/2014 Chrome10/7/2014245
javascript.builtins.Math.log10 📋Firefox10/29/2013 Chrome10/7/2014343
javascript.builtins.Math.log1p 📋Firefox10/29/2013 Chrome10/7/2014343
javascript.builtins.Math.log2 📋Firefox10/29/2013 Chrome10/7/2014343
javascript.builtins.Math.sign 📋Firefox10/29/2013 Chrome10/7/2014343
javascript.builtins.Math.sinh 📋Firefox10/29/2013 Chrome10/7/2014343
javascript.builtins.Math.tanh 📋Firefox10/29/2013 Chrome10/7/2014343
javascript.builtins.Math.trunc 📋Firefox10/29/2013 Chrome10/7/2014343
javascript.builtins.Set 📋Firefox6/5/2012 Chrome10/7/2014854
javascript.builtins.Set.Set 📋Firefox6/5/2012 Chrome10/7/2014854
javascript.builtins.Set.Set.iterable_allowed Firefox6/5/2012 Chrome10/7/2014854
javascript.builtins.Set.add 📋Firefox6/5/2012 Chrome10/7/2014854
javascript.builtins.Set.clear 📋Firefox2/19/2013 Chrome10/7/2014595
javascript.builtins.Set.delete 📋Firefox6/5/2012 Chrome10/7/2014854
javascript.builtins.Set.entries 📋Firefox9/17/2013 Chrome10/7/2014385
javascript.builtins.Set.forEach 📋Firefox10/29/2013 Chrome10/7/2014343
javascript.builtins.Set.has 📋Firefox6/5/2012 Chrome10/7/2014854
javascript.builtins.Set.key_equality_for_zeros Firefox4/29/2014 Chrome10/7/2014161
javascript.builtins.Set.keys 📋Firefox9/17/2013 Chrome10/7/2014385
javascript.builtins.Set.size 📋Firefox2/19/2013 Chrome10/7/2014595
javascript.builtins.Set.values 📋Firefox9/17/2013 Chrome10/7/2014385
javascript.statements.for_of 📋Firefox6/5/2012 Chrome10/7/2014854

2014/9

API First Browser Date Last Browser Date Days
api.CanvasRenderingContext2D.drawFocusIfNeeded 📋Chrome8/26/2014 Firefox9/2/20147
api.HTMLAllCollection 📋Chrome5/25/2010 Firefox9/2/20141561
api.HTMLAllCollection.item 📋Chrome5/25/2010 Firefox9/2/20141561
api.HTMLAllCollection.length 📋Chrome9/2/2010 Firefox9/2/20141461
api.HTMLAllCollection.namedItem 📋Chrome5/25/2010 Firefox9/2/20141561
api.Navigator.languages 📋Chrome8/26/2014 Firefox9/2/20147
api.Window.languagechange_event 📋Chrome8/26/2014 Firefox9/2/20147
api.WorkerNavigator.languages 📋Chrome8/26/2014 Firefox9/2/20147
api.XMLHttpRequest.responseURL 📋Chrome8/26/2014 Firefox9/2/20147
css.properties.box-decoration-break 📋Chrome9/25/2012 Firefox9/2/2014707
css.properties.font-kerning 📋Chrome2/20/2014 Firefox9/2/2014194
css.selectors.scope 📋Chrome5/21/2013 Firefox9/2/2014469
css.selectors.scope.dom_api Chrome5/21/2013 Firefox9/2/2014469
html.global_attributes.id 📋Chrome12/11/2008 Firefox9/2/20142091
javascript.builtins.Number.isSafeInteger 📋Chrome4/8/2014 Firefox9/2/2014147

2014/8

API First Browser Date Last Browser Date Days
api.crypto 📋Firefox11/9/2004 Chrome8/26/20143577
css.properties.all 📋Firefox2/4/2014 Chrome8/26/2014203
css.properties.cursor.zoom-in Firefox9/17/2013 Chrome8/26/2014343
css.properties.cursor.zoom-out Firefox9/17/2013 Chrome8/26/2014343

2014/7

API First Browser Date Last Browser Date Days
api.CanvasRenderingContext2D.clip.path_parameter Chrome7/16/2014 Firefox7/22/20146
api.CanvasRenderingContext2D.fill.path_parameter Chrome7/16/2014 Firefox7/22/20146
api.CanvasRenderingContext2D.isPointInPath.path_parameter Chrome7/16/2014 Firefox7/22/20146
api.CanvasRenderingContext2D.isPointInStroke.path_parameter Chrome7/16/2014 Firefox7/22/20146
api.CanvasRenderingContext2D.stroke.path_parameter Chrome7/16/2014 Firefox7/22/20146
api.ErrorEvent.colno 📋Chrome10/1/2013 Firefox7/22/2014294
api.ErrorEvent.error 📋Chrome10/1/2013 Firefox7/22/2014294
api.HTMLLinkElement.sizes 📋Chrome10/25/2011 Firefox7/22/20141001
api.HTMLMediaElement.addTextTrack 📋Chrome11/6/2012 Firefox7/22/2014623
api.HTMLMediaElement.textTracks 📋Chrome11/6/2012 Firefox7/22/2014623
api.HTMLTrackElement 📋Chrome11/6/2012 Firefox7/22/2014623
api.HTMLTrackElement.default 📋Chrome11/6/2012 Firefox7/22/2014623
api.HTMLTrackElement.kind 📋Chrome11/6/2012 Firefox7/22/2014623
api.HTMLTrackElement.label 📋Chrome11/6/2012 Firefox7/22/2014623
api.HTMLTrackElement.readyState 📋Chrome11/6/2012 Firefox7/22/2014623
api.HTMLTrackElement.src 📋Chrome11/6/2012 Firefox7/22/2014623
api.HTMLTrackElement.srclang 📋Chrome11/6/2012 Firefox7/22/2014623
api.HTMLTrackElement.track 📋Chrome11/6/2012 Firefox7/22/2014623
api.KeyboardEvent.KeyboardEvent 📋Chrome3/26/2013 Firefox7/22/2014483
api.Path2D 📋Chrome7/16/2014 Firefox7/22/20146
api.Path2D.Path2D 📋Chrome7/16/2014 Firefox7/22/20146
api.Path2D.arc 📋Chrome7/16/2014 Firefox7/22/20146
api.Path2D.arcTo 📋Chrome7/16/2014 Firefox7/22/20146
api.Path2D.bezierCurveTo 📋Chrome7/16/2014 Firefox7/22/20146
api.Path2D.closePath 📋Chrome7/16/2014 Firefox7/22/20146
api.Path2D.lineTo 📋Chrome7/16/2014 Firefox7/22/20146
api.Path2D.moveTo 📋Chrome7/16/2014 Firefox7/22/20146
api.Path2D.quadraticCurveTo 📋Chrome7/16/2014 Firefox7/22/20146
api.Path2D.rect 📋Chrome7/16/2014 Firefox7/22/20146
api.PerformanceResourceTiming 📋Chrome8/20/2013 Firefox7/22/2014336
api.TextTrack 📋Chrome11/6/2012 Firefox7/22/2014623
api.TextTrack.activeCues 📋Chrome11/6/2012 Firefox7/22/2014623
api.TextTrack.addCue 📋Chrome11/6/2012 Firefox7/22/2014623
api.TextTrack.cuechange_event 📋Chrome11/6/2012 Firefox7/22/2014623
api.TextTrack.cues 📋Chrome11/6/2012 Firefox7/22/2014623
api.TextTrack.id 📋Chrome2/20/2014 Firefox7/22/2014152
api.TextTrack.kind 📋Chrome11/6/2012 Firefox7/22/2014623
api.TextTrack.label 📋Chrome11/6/2012 Firefox7/22/2014623
api.TextTrack.language 📋Chrome11/6/2012 Firefox7/22/2014623
api.TextTrack.mode 📋Chrome11/6/2012 Firefox7/22/2014623
api.TextTrack.removeCue 📋Chrome11/6/2012 Firefox7/22/2014623
api.TextTrackCue 📋Chrome11/6/2012 Firefox7/22/2014623
api.TextTrackCue.endTime 📋Chrome11/6/2012 Firefox7/22/2014623
api.TextTrackCue.enter_event 📋Chrome11/6/2012 Firefox7/22/2014623
api.TextTrackCue.exit_event 📋Chrome11/6/2012 Firefox7/22/2014623
api.TextTrackCue.id 📋Chrome11/6/2012 Firefox7/22/2014623
api.TextTrackCue.pauseOnExit 📋Chrome11/6/2012 Firefox7/22/2014623
api.TextTrackCue.startTime 📋Chrome11/6/2012 Firefox7/22/2014623
api.TextTrackCue.track 📋Chrome11/6/2012 Firefox7/22/2014623
api.TextTrackCueList 📋Chrome11/6/2012 Firefox7/22/2014623
api.TextTrackCueList.getCueById 📋Chrome11/6/2012 Firefox7/22/2014623
api.TextTrackCueList.length 📋Chrome11/6/2012 Firefox7/22/2014623
api.TextTrackList 📋Chrome11/6/2012 Firefox7/22/2014623
api.TextTrackList.addtrack_event 📋Chrome11/6/2012 Firefox7/22/2014623
api.TextTrackList.change_event 📋Chrome2/20/2014 Firefox7/22/2014152
api.TextTrackList.getTrackById 📋Chrome2/20/2014 Firefox7/22/2014152
api.TextTrackList.length 📋Chrome11/6/2012 Firefox7/22/2014623
api.TextTrackList.removetrack_event 📋Chrome2/20/2014 Firefox7/22/2014152
api.VTTCue 📋Chrome11/6/2012 Firefox7/22/2014623
api.VTTCue.VTTCue 📋Chrome2/20/2014 Firefox7/22/2014152
api.VTTCue.align 📋Chrome11/6/2012 Firefox7/22/2014623
api.VTTCue.getCueAsHTML 📋Chrome11/6/2012 Firefox7/22/2014623
api.VTTCue.line 📋Chrome11/6/2012 Firefox7/22/2014623
api.VTTCue.position 📋Chrome11/6/2012 Firefox7/22/2014623
api.VTTCue.size 📋Chrome11/6/2012 Firefox7/22/2014623
api.VTTCue.snapToLines 📋Chrome11/6/2012 Firefox7/22/2014623
api.VTTCue.text 📋Chrome11/6/2012 Firefox7/22/2014623
api.VTTCue.vertical 📋Chrome11/6/2012 Firefox7/22/2014623
css.properties.font-size.rem_values Chrome11/12/2013 Firefox7/22/2014252
html.elements.track 📋Chrome11/6/2012 Firefox7/22/2014623
html.elements.track.default Chrome11/6/2012 Firefox7/22/2014623
html.elements.track.kind Chrome11/6/2012 Firefox7/22/2014623
html.elements.track.label Chrome11/6/2012 Firefox7/22/2014623
html.elements.track.src Chrome11/6/2012 Firefox7/22/2014623
html.elements.track.srclang Chrome11/6/2012 Firefox7/22/2014623
html.global_attributes.nonce 📋Chrome12/11/2008 Firefox7/22/20142049
javascript.builtins.Number.MAX_SAFE_INTEGER 📋Chrome4/8/2014 Firefox7/22/2014105
javascript.builtins.Number.MIN_SAFE_INTEGER 📋Chrome4/8/2014 Firefox7/22/2014105
javascript.builtins.Object.setPrototypeOf 📋Chrome4/8/2014 Firefox7/22/2014105
javascript.builtins.String.normalize 📋Chrome4/8/2014 Firefox7/22/2014105
api.Document.contentType 📋Firefox11/9/2004 Chrome7/16/20143536
api.DocumentFragment.getElementById 📋Firefox3/18/2014 Chrome7/16/2014120
api.ImageData.ImageData 📋Firefox4/29/2014 Chrome7/16/201478
api.ImageData.worker_support Firefox10/29/2013 Chrome7/16/2014260
api.WEBGL_draw_buffers 📋Firefox3/18/2014 Chrome7/16/2014120
api.WEBGL_draw_buffers.drawBuffersWEBGL 📋Firefox3/18/2014 Chrome7/16/2014120
css.properties.align-self.flex_context 📋Firefox4/2/2013 Chrome7/16/2014470
css.properties.backface-visibility 📋Firefox10/9/2012 Chrome7/16/2014645
css.properties.perspective 📋Firefox10/9/2012 Chrome7/16/2014645
css.properties.perspective-origin 📋Firefox10/9/2012 Chrome7/16/2014645
css.properties.transform 📋Firefox10/9/2012 Chrome7/16/2014645
css.properties.transform-origin 📋Firefox10/9/2012 Chrome7/16/2014645
css.properties.transform-style 📋Firefox10/9/2012 Chrome7/16/2014645
javascript.builtins.WeakMap 📋Firefox8/16/2011 Chrome7/16/20141065
javascript.builtins.WeakMap.WeakMap 📋Firefox8/16/2011 Chrome7/16/20141065
javascript.builtins.WeakMap.delete 📋Firefox8/16/2011 Chrome7/16/20141065
javascript.builtins.WeakMap.get 📋Firefox8/16/2011 Chrome7/16/20141065
javascript.builtins.WeakMap.has 📋Firefox8/16/2011 Chrome7/16/20141065
javascript.builtins.WeakMap.set 📋Firefox8/16/2011 Chrome7/16/20141065

2014/6

API First Browser Date Last Browser Date Days
api.AnalyserNode.getFloatTimeDomainData 📋Chrome5/20/2014 Firefox6/10/201421
api.HTMLCanvasElement.getContext.2d_context.options_alpha_parameter 📋Chrome1/14/2014 Firefox6/10/2014147
api.HTMLCanvasElement.getContext.webgl_context.options_alpha_parameter 📋Chrome1/14/2014 Firefox6/10/2014147
api.OES_texture_half_float_linear 📋Chrome8/20/2013 Firefox6/10/2014294
api.SVGFEDropShadowElement 📋Chrome8/2/2011 Firefox6/10/20141043
api.SVGFEDropShadowElement.dx 📋Chrome8/2/2011 Firefox6/10/20141043
api.SVGFEDropShadowElement.dy 📋Chrome8/2/2011 Firefox6/10/20141043
api.SVGFEDropShadowElement.height 📋Chrome8/2/2011 Firefox6/10/20141043
api.SVGFEDropShadowElement.in1 📋Chrome8/2/2011 Firefox6/10/20141043
api.SVGFEDropShadowElement.result 📋Chrome8/2/2011 Firefox6/10/20141043
api.SVGFEDropShadowElement.setStdDeviation 📋Chrome8/2/2011 Firefox6/10/20141043
api.SVGFEDropShadowElement.stdDeviationX 📋Chrome8/2/2011 Firefox6/10/20141043
api.SVGFEDropShadowElement.stdDeviationY 📋Chrome8/2/2011 Firefox6/10/20141043
api.SVGFEDropShadowElement.width 📋Chrome8/2/2011 Firefox6/10/20141043
api.SVGFEDropShadowElement.x 📋Chrome8/2/2011 Firefox6/10/20141043
api.SVGFEDropShadowElement.y 📋Chrome8/2/2011 Firefox6/10/20141043
api.console.count_static 📋Chrome5/21/2009 Firefox6/10/20141846
css.properties.background-blend-mode 📋Chrome5/20/2014 Firefox6/10/201421
css.types.blend-mode 📋Chrome5/20/2014 Firefox6/10/201421
html.elements.area.rel 📋Chrome12/13/2011 Firefox6/10/2014910
javascript.builtins.TypedArray.named_properties Chrome10/19/2010 Firefox6/10/20141330

2014/5

API First Browser Date Last Browser Date Days
api.AudioContext 📋Firefox10/29/2013 Chrome5/20/2014203
api.AudioContext.AudioContext 📋Firefox10/29/2013 Chrome5/20/2014203
api.GamepadEvent.GamepadEvent 📋Firefox4/29/2014 Chrome5/20/201421
api.HTMLSelectElement.add.index_before_parameter Firefox11/8/2011 Chrome5/20/2014924
api.Navigator.getGamepads 📋Firefox4/29/2014 Chrome5/20/201421
api.OfflineAudioContext 📋Firefox10/29/2013 Chrome5/20/2014203
api.OfflineAudioContext.OfflineAudioContext 📋Firefox10/29/2013 Chrome5/20/2014203
api.SVGLengthList.length Firefox6/21/2011 Chrome5/20/20141064
api.SVGNumberList.length Firefox6/21/2011 Chrome5/20/20141064
api.SVGPointList.length 📋Firefox6/21/2011 Chrome5/20/20141064
api.SVGStringList.length Firefox4/24/2012 Chrome5/20/2014756
api.SVGTransformList.length Firefox12/20/2011 Chrome5/20/2014882

2014/4

API First Browser Date Last Browser Date Days
api.Gamepad 📋Chrome7/31/2012 Firefox4/29/2014637
api.Gamepad.axes 📋Chrome7/31/2012 Firefox4/29/2014637
api.Gamepad.buttons 📋Chrome7/31/2012 Firefox4/29/2014637
api.Gamepad.connected 📋Chrome2/21/2013 Firefox4/29/2014432
api.Gamepad.id 📋Chrome7/31/2012 Firefox4/29/2014637
api.Gamepad.index 📋Chrome7/31/2012 Firefox4/29/2014637
api.Gamepad.mapping 📋Chrome7/31/2012 Firefox4/29/2014637
api.Gamepad.timestamp 📋Chrome7/31/2012 Firefox4/29/2014637
api.GamepadButton 📋Chrome7/31/2012 Firefox4/29/2014637
api.GamepadButton.pressed 📋Chrome7/31/2012 Firefox4/29/2014637
api.GamepadButton.value 📋Chrome7/31/2012 Firefox4/29/2014637
api.GamepadEvent 📋Chrome7/31/2012 Firefox4/29/2014637
api.GamepadEvent.gamepad 📋Chrome7/31/2012 Firefox4/29/2014637
api.OES_texture_half_float 📋Chrome5/21/2013 Firefox4/29/2014343
api.SVGFEComponentTransferElement.height 📋Chrome5/25/2010 Firefox4/29/20141435
api.SVGFEComponentTransferElement.result 📋Chrome5/25/2010 Firefox4/29/20141435
api.SVGFEComponentTransferElement.width 📋Chrome5/25/2010 Firefox4/29/20141435
api.SVGFEComponentTransferElement.x 📋Chrome5/25/2010 Firefox4/29/20141435
api.SVGFEComponentTransferElement.y 📋Chrome5/25/2010 Firefox4/29/20141435
api.SVGFEGaussianBlurElement.height 📋Chrome5/25/2010 Firefox4/29/20141435
api.SVGFEGaussianBlurElement.result 📋Chrome5/25/2010 Firefox4/29/20141435
api.SVGFEGaussianBlurElement.width 📋Chrome5/25/2010 Firefox4/29/20141435
api.SVGFEGaussianBlurElement.x 📋Chrome5/25/2010 Firefox4/29/20141435
api.SVGFEGaussianBlurElement.y 📋Chrome5/25/2010 Firefox4/29/20141435
api.SharedWorker 📋Chrome5/25/2010 Firefox4/29/20141435
api.SharedWorker.SharedWorker 📋Chrome5/25/2010 Firefox4/29/20141435
api.SharedWorker.error_event 📋Chrome5/25/2010 Firefox4/29/20141435
api.SharedWorker.port 📋Chrome5/25/2010 Firefox4/29/20141435
api.SharedWorkerGlobalScope 📋Chrome1/25/2010 Firefox4/29/20141555
api.SharedWorkerGlobalScope.close 📋Chrome1/25/2010 Firefox4/29/20141555
api.SharedWorkerGlobalScope.connect_event 📋Chrome1/25/2010 Firefox4/29/20141555
api.SharedWorkerGlobalScope.name 📋Chrome1/25/2010 Firefox4/29/20141555
api.ValidityState.badInput 📋Chrome2/21/2013 Firefox4/29/2014432
api.console.worker_support Chrome11/12/2013 Firefox4/29/2014168
css.properties.border-image.gradient Chrome10/19/2010 Firefox4/29/20141288
css.properties.box-sizing 📋Chrome3/8/2011 Firefox4/29/20141148
css.selectors.in-range 📋Chrome3/8/2011 Firefox4/29/20141148
css.selectors.out-of-range 📋Chrome3/8/2011 Firefox4/29/20141148
html.elements.input.type_color 📋Chrome6/26/2012 Firefox4/29/2014672
html.elements.input.type_number 📋Chrome10/19/2010 Firefox4/29/20141288
javascript.builtins.ArrayBuffer.isView 📋Chrome1/14/2014 Firefox4/29/2014105
javascript.builtins.Date.toLocaleDateString.locales_parameter Chrome1/10/2013 Firefox4/29/2014474
javascript.builtins.Date.toLocaleDateString.options_parameter Chrome1/10/2013 Firefox4/29/2014474
javascript.builtins.Date.toLocaleString.locales_parameter Chrome1/10/2013 Firefox4/29/2014474
javascript.builtins.Date.toLocaleString.options_parameter Chrome1/10/2013 Firefox4/29/2014474
javascript.builtins.Date.toLocaleTimeString.locales_parameter Chrome1/10/2013 Firefox4/29/2014474
javascript.builtins.Date.toLocaleTimeString.options_parameter Chrome1/10/2013 Firefox4/29/2014474
javascript.builtins.Intl 📋Chrome1/10/2013 Firefox4/29/2014474
javascript.builtins.Intl.Collator 📋Chrome1/10/2013 Firefox4/29/2014474
javascript.builtins.Intl.Collator.Collator 📋Chrome1/10/2013 Firefox4/29/2014474
javascript.builtins.Intl.Collator.compare 📋Chrome1/10/2013 Firefox4/29/2014474
javascript.builtins.Intl.Collator.resolvedOptions 📋Chrome1/10/2013 Firefox4/29/2014474
javascript.builtins.Intl.Collator.supportedLocalesOf 📋Chrome1/10/2013 Firefox4/29/2014474
javascript.builtins.Intl.DateTimeFormat 📋Chrome1/10/2013 Firefox4/29/2014474
javascript.builtins.Intl.DateTimeFormat.DateTimeFormat 📋Chrome1/10/2013 Firefox4/29/2014474
javascript.builtins.Intl.DateTimeFormat.DateTimeFormat.locales_parameter Chrome1/10/2013 Firefox4/29/2014474
javascript.builtins.Intl.DateTimeFormat.DateTimeFormat.options_parameter Chrome1/10/2013 Firefox4/29/2014474
javascript.builtins.Intl.DateTimeFormat.DateTimeFormat.options_parameter.options_timeZoneName_parameter Chrome1/10/2013 Firefox4/29/2014474
javascript.builtins.Intl.DateTimeFormat.DateTimeFormat.options_parameter.options_timeZone_parameter Chrome1/10/2013 Firefox4/29/2014474
javascript.builtins.Intl.DateTimeFormat.format 📋Chrome1/10/2013 Firefox4/29/2014474
javascript.builtins.Intl.DateTimeFormat.resolvedOptions 📋Chrome1/10/2013 Firefox4/29/2014474
javascript.builtins.Intl.DateTimeFormat.supportedLocalesOf 📋Chrome1/10/2013 Firefox4/29/2014474
javascript.builtins.Intl.NumberFormat 📋Chrome1/10/2013 Firefox4/29/2014474
javascript.builtins.Intl.NumberFormat.NumberFormat 📋Chrome1/10/2013 Firefox4/29/2014474
javascript.builtins.Intl.NumberFormat.NumberFormat.locales_parameter Chrome1/10/2013 Firefox4/29/2014474
javascript.builtins.Intl.NumberFormat.NumberFormat.options_currency_parameter Chrome1/10/2013 Firefox4/29/2014474
javascript.builtins.Intl.NumberFormat.NumberFormat.options_localeMatcher_parameter Chrome1/10/2013 Firefox4/29/2014474
javascript.builtins.Intl.NumberFormat.NumberFormat.options_maximumFractionDigits_parameter Chrome1/10/2013 Firefox4/29/2014474
javascript.builtins.Intl.NumberFormat.NumberFormat.options_maximumSignificantDigits_parameter Chrome1/10/2013 Firefox4/29/2014474
javascript.builtins.Intl.NumberFormat.NumberFormat.options_minimumFractionDigits_parameter Chrome1/10/2013 Firefox4/29/2014474
javascript.builtins.Intl.NumberFormat.NumberFormat.options_minimumIntegerDigits_parameter Chrome1/10/2013 Firefox4/29/2014474
javascript.builtins.Intl.NumberFormat.NumberFormat.options_minimumSignificantDigits_parameter Chrome1/10/2013 Firefox4/29/2014474
javascript.builtins.Intl.NumberFormat.NumberFormat.options_numberingSystem_parameter Chrome1/10/2013 Firefox4/29/2014474
javascript.builtins.Intl.NumberFormat.NumberFormat.options_style_parameter Chrome1/10/2013 Firefox4/29/2014474
javascript.builtins.Intl.NumberFormat.NumberFormat.options_useGrouping_parameter Chrome1/10/2013 Firefox4/29/2014474
javascript.builtins.Intl.NumberFormat.format 📋Chrome1/10/2013 Firefox4/29/2014474
javascript.builtins.Intl.NumberFormat.resolvedOptions 📋Chrome1/10/2013 Firefox4/29/2014474
javascript.builtins.Intl.NumberFormat.supportedLocalesOf 📋Chrome1/10/2013 Firefox4/29/2014474
javascript.builtins.Number.toLocaleString.locales_parameter Chrome1/10/2013 Firefox4/29/2014474
javascript.builtins.Number.toLocaleString.options_parameter Chrome1/10/2013 Firefox4/29/2014474
javascript.builtins.Promise 📋Chrome1/14/2014 Firefox4/29/2014105
javascript.builtins.Promise.Promise 📋Chrome1/14/2014 Firefox4/29/2014105
javascript.builtins.Promise.all 📋Chrome1/14/2014 Firefox4/29/2014105
javascript.builtins.Promise.catch 📋Chrome1/14/2014 Firefox4/29/2014105
javascript.builtins.Promise.race 📋Chrome1/14/2014 Firefox4/29/2014105
javascript.builtins.Promise.reject 📋Chrome1/14/2014 Firefox4/29/2014105
javascript.builtins.Promise.resolve 📋Chrome1/14/2014 Firefox4/29/2014105
javascript.builtins.Promise.then 📋Chrome1/14/2014 Firefox4/29/2014105
javascript.builtins.String.localeCompare.locales_parameter Chrome1/10/2013 Firefox4/29/2014474
javascript.builtins.String.localeCompare.options_parameter Chrome1/10/2013 Firefox4/29/2014474
api.HTMLLinkElement.crossOrigin 📋Firefox1/8/2013 Chrome4/8/2014455
api.XMLDocument 📋Firefox11/9/2004 Chrome4/8/20143437
css.properties.text-transform.greek_accented_characters Firefox8/28/2012 Chrome4/8/2014588
html.elements.link.crossorigin Firefox1/8/2013 Chrome4/8/2014455
javascript.builtins.Number.EPSILON 📋Firefox10/29/2013 Chrome4/8/2014161
javascript.builtins.Number.isInteger 📋Firefox10/9/2012 Chrome4/8/2014546
javascript.builtins.Number.parseFloat 📋Firefox10/29/2013 Chrome4/8/2014161
javascript.builtins.Number.parseInt 📋Firefox10/29/2013 Chrome4/8/2014161

2014/3

API First Browser Date Last Browser Date Days
api.KeyboardEvent.repeat 📋Chrome1/14/2014 Firefox3/18/201463
api.console.assert_static 📋Chrome5/21/2009 Firefox3/18/20141762
css.properties.align-content 📋Chrome8/20/2013 Firefox3/18/2014210
css.properties.align-content.flex_context 📋Chrome7/31/2012 Firefox3/18/2014595
css.properties.align-items.flex_context.baseline Chrome7/31/2012 Firefox3/18/2014595
css.properties.align-self.flex_context.baseline Chrome7/31/2012 Firefox3/18/2014595
css.properties.flex-flow 📋Chrome8/20/2013 Firefox3/18/2014210
css.properties.flex-wrap 📋Chrome8/20/2013 Firefox3/18/2014210
html.elements.iframe.sandbox.allow-popups 📋Chrome1/25/2010 Firefox3/18/20141513

2014/2

API First Browser Date Last Browser Date Days
api.Document.hidden 📋Firefox1/8/2013 Chrome2/20/2014408
api.Document.visibilityState 📋Firefox1/8/2013 Chrome2/20/2014408
api.HTMLCanvasElement.getContext.webgl_context Firefox9/17/2013 Chrome2/20/2014156
api.HTMLHRElement.color 📋Firefox11/9/2004 Chrome2/20/20143390
api.HTMLMediaElement.crossOrigin 📋Firefox6/25/2013 Chrome2/20/2014240
api.Notification.body 📋Firefox12/10/2013 Chrome2/20/201472
api.Notification.icon 📋Firefox12/10/2013 Chrome2/20/201472
api.Notification.lang 📋Firefox12/10/2013 Chrome2/20/201472
api.Notification.title 📋Firefox12/10/2013 Chrome2/20/201472
html.elements.hr.color Firefox11/9/2004 Chrome2/20/20143390
api.CanvasRenderingContext2D.getLineDash 📋Chrome11/6/2012 Firefox2/4/2014455
api.CanvasRenderingContext2D.lineDashOffset 📋Chrome11/6/2012 Firefox2/4/2014455
api.CanvasRenderingContext2D.setLineDash 📋Chrome11/6/2012 Firefox2/4/2014455
api.ErrorEvent 📋Chrome3/8/2011 Firefox2/4/20141064
api.ErrorEvent.ErrorEvent 📋Chrome12/13/2011 Firefox2/4/2014784
api.ErrorEvent.filename 📋Chrome3/8/2011 Firefox2/4/20141064
api.ErrorEvent.lineno 📋Chrome3/8/2011 Firefox2/4/20141064
api.ErrorEvent.message 📋Chrome3/8/2011 Firefox2/4/20141064
api.HTMLInputElement.setRangeText 📋Chrome1/10/2013 Firefox2/4/2014390
api.HTMLTextAreaElement.setRangeText 📋Chrome1/10/2013 Firefox2/4/2014390
api.RTCPeerConnection.getStats 📋Chrome1/10/2013 Firefox2/4/2014390
api.TrackEvent 📋Chrome11/6/2012 Firefox2/4/2014455
api.TrackEvent.TrackEvent 📋Chrome11/6/2012 Firefox2/4/2014455
api.TrackEvent.track 📋Chrome11/6/2012 Firefox2/4/2014455

2014/1

API First Browser Date Last Browser Date Days
api.HTMLAnchorElement.password 📋Firefox12/10/2013 Chrome1/14/201435
api.HTMLAnchorElement.username 📋Firefox12/10/2013 Chrome1/14/201435
api.HTMLAreaElement.origin 📋Firefox12/10/2013 Chrome1/14/201435
api.HTMLAreaElement.password 📋Firefox12/10/2013 Chrome1/14/201435
api.HTMLAreaElement.toString 📋Firefox6/25/2013 Chrome1/14/2014203
api.HTMLAreaElement.username 📋Firefox12/10/2013 Chrome1/14/201435
api.Navigator.vibrate 📋Firefox10/9/2012 Chrome1/14/2014462
api.Notification.permission_static 📋Firefox6/25/2013 Chrome1/14/2014203
api.URL 📋Firefox2/19/2013 Chrome1/14/2014329
api.URL.hash 📋Firefox6/25/2013 Chrome1/14/2014203
api.URL.host 📋Firefox6/25/2013 Chrome1/14/2014203
api.URL.hostname 📋Firefox6/25/2013 Chrome1/14/2014203
api.URL.href 📋Firefox6/25/2013 Chrome1/14/2014203
api.URL.origin 📋Firefox12/10/2013 Chrome1/14/201435
api.URL.password 📋Firefox12/10/2013 Chrome1/14/201435
api.URL.pathname 📋Firefox6/25/2013 Chrome1/14/2014203
api.URL.port 📋Firefox6/25/2013 Chrome1/14/2014203
api.URL.protocol 📋Firefox6/25/2013 Chrome1/14/2014203
api.URL.search 📋Firefox6/25/2013 Chrome1/14/2014203
api.URL.username 📋Firefox12/10/2013 Chrome1/14/201435

2013/12

API First Browser Date Last Browser Date Days
api.DOMTokenList.add.multiple_parameters Chrome1/10/2013 Firefox12/10/2013334
api.DOMTokenList.remove.multiple_parameters Chrome1/10/2013 Firefox12/10/2013334
api.HTMLAnchorElement.origin 📋Chrome12/2/2010 Firefox12/10/20131104
api.HTMLSelectElement.selectedOptions 📋Chrome5/15/2012 Firefox12/10/2013574
api.MessageEvent.MessageEvent 📋Chrome12/13/2011 Firefox12/10/2013728
api.Notification.dir 📋Chrome6/26/2012 Firefox12/10/2013532
api.Notification.tag 📋Chrome6/26/2012 Firefox12/10/2013532
api.URL.URL 📋Chrome5/15/2012 Firefox12/10/2013574
api.WaveShaperNode.oversample 📋Chrome8/20/2013 Firefox12/10/2013112

2013/11

API First Browser Date Last Browser Date Days
api.DOMParser.parseFromString.html Firefox4/24/2012 Chrome11/12/2013567
api.DeviceMotionEvent 📋Firefox8/16/2011 Chrome11/12/2013819
api.DeviceMotionEvent.acceleration 📋Firefox8/16/2011 Chrome11/12/2013819
api.DeviceMotionEvent.accelerationIncludingGravity 📋Firefox8/16/2011 Chrome11/12/2013819
api.DeviceMotionEvent.interval 📋Firefox8/16/2011 Chrome11/12/2013819
api.DeviceMotionEvent.rotationRate 📋Firefox8/16/2011 Chrome11/12/2013819
api.DeviceMotionEventAcceleration 📋Firefox8/16/2011 Chrome11/12/2013819
api.DeviceMotionEventAcceleration.x 📋Firefox8/16/2011 Chrome11/12/2013819
api.DeviceMotionEventAcceleration.y 📋Firefox8/16/2011 Chrome11/12/2013819
api.DeviceMotionEventAcceleration.z 📋Firefox8/16/2011 Chrome11/12/2013819
api.DeviceMotionEventRotationRate 📋Firefox8/16/2011 Chrome11/12/2013819
api.DeviceMotionEventRotationRate.alpha 📋Firefox8/16/2011 Chrome11/12/2013819
api.DeviceMotionEventRotationRate.beta 📋Firefox8/16/2011 Chrome11/12/2013819
api.DeviceMotionEventRotationRate.gamma 📋Firefox8/16/2011 Chrome11/12/2013819
api.Element.wheel_event 📋Firefox11/20/2012 Chrome11/12/2013357
api.Navigator.registerProtocolHandler.scheme_parameter_wtai Firefox10/24/2006 Chrome11/12/20132576
api.WheelEvent.deltaX 📋Firefox11/20/2012 Chrome11/12/2013357
api.WheelEvent.deltaY 📋Firefox11/20/2012 Chrome11/12/2013357
api.WheelEvent.deltaZ 📋Firefox11/20/2012 Chrome11/12/2013357
api.Window.devicemotion_event 📋Firefox8/16/2011 Chrome11/12/2013819
api.XMLHttpRequest.responseType 📋Firefox8/16/2011 Chrome11/12/2013819
api.XMLHttpRequest.responseType.arraybuffer_value Firefox8/16/2011 Chrome11/12/2013819
api.XMLHttpRequest.responseType.blob_value Firefox8/16/2011 Chrome11/12/2013819
api.XMLHttpRequest.responseType.document_value Firefox3/13/2012 Chrome11/12/2013609
api.XMLHttpRequest.responseType.json_value Firefox1/31/2012 Chrome11/12/2013651
css.properties.font-variant.turkic_is Firefox7/17/2012 Chrome11/12/2013483
css.properties.text-transform.turkic_is Firefox7/17/2012 Chrome11/12/2013483

2013/10

API First Browser Date Last Browser Date Days
api.AnalyserNode 📋Chrome9/16/2011 Firefox10/29/2013774
api.AnalyserNode.fftSize 📋Chrome9/16/2011 Firefox10/29/2013774
api.AnalyserNode.frequencyBinCount 📋Chrome9/16/2011 Firefox10/29/2013774
api.AnalyserNode.getByteFrequencyData 📋Chrome9/16/2011 Firefox10/29/2013774
api.AnalyserNode.getByteTimeDomainData 📋Chrome9/16/2011 Firefox10/29/2013774
api.AnalyserNode.getFloatFrequencyData 📋Chrome9/16/2011 Firefox10/29/2013774
api.AnalyserNode.maxDecibels 📋Chrome9/16/2011 Firefox10/29/2013774
api.AnalyserNode.minDecibels 📋Chrome9/16/2011 Firefox10/29/2013774
api.AnalyserNode.smoothingTimeConstant 📋Chrome9/16/2011 Firefox10/29/2013774
api.AudioBuffer 📋Chrome9/16/2011 Firefox10/29/2013774
api.AudioBuffer.duration 📋Chrome9/16/2011 Firefox10/29/2013774
api.AudioBuffer.getChannelData 📋Chrome9/16/2011 Firefox10/29/2013774
api.AudioBuffer.length 📋Chrome9/16/2011 Firefox10/29/2013774
api.AudioBuffer.numberOfChannels 📋Chrome9/16/2011 Firefox10/29/2013774
api.AudioBuffer.sampleRate 📋Chrome9/16/2011 Firefox10/29/2013774
api.AudioBufferSourceNode 📋Chrome9/16/2011 Firefox10/29/2013774
api.AudioBufferSourceNode.buffer 📋Chrome9/16/2011 Firefox10/29/2013774
api.AudioBufferSourceNode.loop 📋Chrome10/25/2011 Firefox10/29/2013735
api.AudioBufferSourceNode.loopEnd 📋Chrome1/10/2013 Firefox10/29/2013292
api.AudioBufferSourceNode.loopStart 📋Chrome1/10/2013 Firefox10/29/2013292
api.AudioBufferSourceNode.playbackRate 📋Chrome9/16/2011 Firefox10/29/2013774
api.AudioBufferSourceNode.start 📋Chrome1/10/2013 Firefox10/29/2013292
api.AudioContext.createMediaElementSource 📋Chrome10/25/2011 Firefox10/29/2013735
api.AudioContext.createMediaStreamDestination 📋Chrome2/21/2013 Firefox10/29/2013250
api.AudioContext.createMediaStreamSource 📋Chrome9/25/2012 Firefox10/29/2013399
api.AudioDestinationNode 📋Chrome9/16/2011 Firefox10/29/2013774
api.AudioDestinationNode.maxChannelCount 📋Chrome5/21/2013 Firefox10/29/2013161
api.AudioListener 📋Chrome9/16/2011 Firefox10/29/2013774
api.AudioListener.setOrientation 📋Chrome9/16/2011 Firefox10/29/2013774
api.AudioListener.setPosition 📋Chrome9/16/2011 Firefox10/29/2013774
api.AudioNode 📋Chrome9/16/2011 Firefox10/29/2013774
api.AudioNode.channelCount 📋Chrome5/21/2013 Firefox10/29/2013161
api.AudioNode.channelCountMode 📋Chrome5/21/2013 Firefox10/29/2013161
api.AudioNode.channelInterpretation 📋Chrome5/21/2013 Firefox10/29/2013161
api.AudioNode.connect 📋Chrome9/16/2011 Firefox10/29/2013774
api.AudioNode.context 📋Chrome9/16/2011 Firefox10/29/2013774
api.AudioNode.disconnect 📋Chrome9/16/2011 Firefox10/29/2013774
api.AudioNode.numberOfInputs 📋Chrome9/16/2011 Firefox10/29/2013774
api.AudioNode.numberOfOutputs 📋Chrome9/16/2011 Firefox10/29/2013774
api.AudioParam 📋Chrome9/16/2011 Firefox10/29/2013774
api.AudioParam.cancelScheduledValues 📋Chrome9/16/2011 Firefox10/29/2013774
api.AudioParam.defaultValue 📋Chrome9/16/2011 Firefox10/29/2013774
api.AudioParam.exponentialRampToValueAtTime 📋Chrome9/16/2011 Firefox10/29/2013774
api.AudioParam.linearRampToValueAtTime 📋Chrome9/16/2011 Firefox10/29/2013774
api.AudioParam.setTargetAtTime 📋Chrome9/16/2011 Firefox10/29/2013774
api.AudioParam.setValueAtTime 📋Chrome9/16/2011 Firefox10/29/2013774
api.AudioParam.setValueCurveAtTime 📋Chrome9/16/2011 Firefox10/29/2013774
api.AudioParam.value 📋Chrome9/16/2011 Firefox10/29/2013774
api.AudioProcessingEvent Chrome9/16/2011 Firefox10/29/2013774
api.AudioProcessingEvent.inputBuffer 📋Chrome9/16/2011 Firefox10/29/2013774
api.AudioProcessingEvent.outputBuffer 📋Chrome9/16/2011 Firefox10/29/2013774
api.AudioProcessingEvent.playbackTime 📋Chrome9/16/2011 Firefox10/29/2013774
api.AudioScheduledSourceNode.ended_event 📋Chrome10/1/2013 Firefox10/29/201328
api.AudioScheduledSourceNode.start 📋Chrome1/10/2013 Firefox10/29/2013292
api.AudioScheduledSourceNode.stop 📋Chrome1/10/2013 Firefox10/29/2013292
api.BaseAudioContext.createAnalyser 📋Chrome9/16/2011 Firefox10/29/2013774
api.BaseAudioContext.createBiquadFilter 📋Chrome9/16/2011 Firefox10/29/2013774
api.BaseAudioContext.createBuffer 📋Chrome9/16/2011 Firefox10/29/2013774
api.BaseAudioContext.createBufferSource 📋Chrome9/16/2011 Firefox10/29/2013774
api.BaseAudioContext.createChannelMerger 📋Chrome9/16/2011 Firefox10/29/2013774
api.BaseAudioContext.createChannelSplitter 📋Chrome9/16/2011 Firefox10/29/2013774
api.BaseAudioContext.createConvolver 📋Chrome9/16/2011 Firefox10/29/2013774
api.BaseAudioContext.createDelay 📋Chrome1/10/2013 Firefox10/29/2013292
api.BaseAudioContext.createDynamicsCompressor 📋Chrome9/16/2011 Firefox10/29/2013774
api.BaseAudioContext.createGain 📋Chrome1/10/2013 Firefox10/29/2013292
api.BaseAudioContext.createOscillator 📋Chrome6/26/2012 Firefox10/29/2013490
api.BaseAudioContext.createPanner 📋Chrome9/16/2011 Firefox10/29/2013774
api.BaseAudioContext.createPeriodicWave 📋Chrome10/1/2013 Firefox10/29/201328
api.BaseAudioContext.createScriptProcessor 📋Chrome1/10/2013 Firefox10/29/2013292
api.BaseAudioContext.createWaveShaper 📋Chrome10/25/2011 Firefox10/29/2013735
api.BaseAudioContext.currentTime 📋Chrome9/16/2011 Firefox10/29/2013774
api.BaseAudioContext.decodeAudioData 📋Chrome9/16/2011 Firefox10/29/2013774
api.BaseAudioContext.destination 📋Chrome9/16/2011 Firefox10/29/2013774
api.BaseAudioContext.listener 📋Chrome9/16/2011 Firefox10/29/2013774
api.BaseAudioContext.sampleRate 📋Chrome9/16/2011 Firefox10/29/2013774
api.BiquadFilterNode 📋Chrome9/16/2011 Firefox10/29/2013774
api.BiquadFilterNode.Q 📋Chrome9/16/2011 Firefox10/29/2013774
api.BiquadFilterNode.detune 📋Chrome2/21/2013 Firefox10/29/2013250
api.BiquadFilterNode.frequency 📋Chrome9/16/2011 Firefox10/29/2013774
api.BiquadFilterNode.gain 📋Chrome9/16/2011 Firefox10/29/2013774
api.BiquadFilterNode.getFrequencyResponse 📋Chrome2/8/2012 Firefox10/29/2013629
api.BiquadFilterNode.type 📋Chrome9/16/2011 Firefox10/29/2013774
api.ChannelMergerNode 📋Chrome9/16/2011 Firefox10/29/2013774
api.ChannelSplitterNode 📋Chrome9/16/2011 Firefox10/29/2013774
api.CharacterData.nextElementSibling 📋Chrome8/20/2013 Firefox10/29/201370
api.CharacterData.previousElementSibling 📋Chrome8/20/2013 Firefox10/29/201370
api.ConvolverNode 📋Chrome9/16/2011 Firefox10/29/2013774
api.ConvolverNode.buffer 📋Chrome9/16/2011 Firefox10/29/2013774
api.ConvolverNode.normalize 📋Chrome3/28/2012 Firefox10/29/2013580
api.DelayNode 📋Chrome1/10/2013 Firefox10/29/2013292
api.DelayNode.delayTime 📋Chrome1/10/2013 Firefox10/29/2013292
api.Document.childElementCount 📋Chrome8/20/2013 Firefox10/29/201370
api.Document.children 📋Chrome8/20/2013 Firefox10/29/201370
api.Document.firstElementChild 📋Chrome8/20/2013 Firefox10/29/201370
api.Document.lastElementChild 📋Chrome8/20/2013 Firefox10/29/201370
api.DocumentFragment.childElementCount 📋Chrome8/20/2013 Firefox10/29/201370
api.DocumentFragment.children 📋Chrome8/20/2013 Firefox10/29/201370
api.DocumentFragment.firstElementChild 📋Chrome8/20/2013 Firefox10/29/201370
api.DocumentFragment.lastElementChild 📋Chrome8/20/2013 Firefox10/29/201370
api.DynamicsCompressorNode 📋Chrome9/16/2011 Firefox10/29/2013774
api.DynamicsCompressorNode.attack 📋Chrome5/15/2012 Firefox10/29/2013532
api.DynamicsCompressorNode.knee 📋Chrome5/15/2012 Firefox10/29/2013532
api.DynamicsCompressorNode.ratio 📋Chrome5/15/2012 Firefox10/29/2013532
api.DynamicsCompressorNode.reduction 📋Chrome5/15/2012 Firefox10/29/2013532
api.DynamicsCompressorNode.release 📋Chrome6/26/2012 Firefox10/29/2013490
api.DynamicsCompressorNode.threshold 📋Chrome5/15/2012 Firefox10/29/2013532
api.GainNode 📋Chrome1/10/2013 Firefox10/29/2013292
api.GainNode.gain 📋Chrome1/10/2013 Firefox10/29/2013292
api.HTMLIFrameElement.srcdoc 📋Chrome6/26/2012 Firefox10/29/2013490
api.HTMLTableElement.createTBody 📋Chrome6/26/2012 Firefox10/29/2013490
api.MediaElementAudioSourceNode 📋Chrome10/25/2011 Firefox10/29/2013735
api.MediaStreamAudioDestinationNode 📋Chrome2/21/2013 Firefox10/29/2013250
api.MediaStreamAudioDestinationNode.stream 📋Chrome2/21/2013 Firefox10/29/2013250
api.MediaStreamAudioSourceNode 📋Chrome9/25/2012 Firefox10/29/2013399
api.OES_vertex_array_object 📋Chrome1/10/2013 Firefox10/29/2013292
api.OES_vertex_array_object.bindVertexArrayOES 📋Chrome1/10/2013 Firefox10/29/2013292
api.OES_vertex_array_object.createVertexArrayOES 📋Chrome1/10/2013 Firefox10/29/2013292
api.OES_vertex_array_object.deleteVertexArrayOES 📋Chrome1/10/2013 Firefox10/29/2013292
api.OES_vertex_array_object.isVertexArrayOES 📋Chrome1/10/2013 Firefox10/29/2013292
api.OfflineAudioCompletionEvent 📋Chrome9/16/2011 Firefox10/29/2013774
api.OfflineAudioCompletionEvent.renderedBuffer 📋Chrome9/16/2011 Firefox10/29/2013774
api.OfflineAudioContext.complete_event 📋Chrome2/21/2013 Firefox10/29/2013250
api.OfflineAudioContext.startRendering 📋Chrome2/21/2013 Firefox10/29/2013250
api.OscillatorNode 📋Chrome6/26/2012 Firefox10/29/2013490
api.OscillatorNode.detune 📋Chrome6/26/2012 Firefox10/29/2013490
api.OscillatorNode.frequency 📋Chrome6/26/2012 Firefox10/29/2013490
api.OscillatorNode.setPeriodicWave 📋Chrome10/1/2013 Firefox10/29/201328
api.OscillatorNode.type 📋Chrome6/26/2012 Firefox10/29/2013490
api.PannerNode 📋Chrome9/16/2011 Firefox10/29/2013774
api.PannerNode.coneInnerAngle 📋Chrome9/16/2011 Firefox10/29/2013774
api.PannerNode.coneOuterAngle 📋Chrome9/16/2011 Firefox10/29/2013774
api.PannerNode.coneOuterGain 📋Chrome9/16/2011 Firefox10/29/2013774
api.PannerNode.distanceModel 📋Chrome9/16/2011 Firefox10/29/2013774
api.PannerNode.maxDistance 📋Chrome9/16/2011 Firefox10/29/2013774
api.PannerNode.panningModel 📋Chrome9/16/2011 Firefox10/29/2013774
api.PannerNode.refDistance 📋Chrome9/16/2011 Firefox10/29/2013774
api.PannerNode.rolloffFactor 📋Chrome9/16/2011 Firefox10/29/2013774
api.PannerNode.setOrientation 📋Chrome9/16/2011 Firefox10/29/2013774
api.PannerNode.setPosition 📋Chrome9/16/2011 Firefox10/29/2013774
api.PeriodicWave 📋Chrome10/1/2013 Firefox10/29/201328
api.Range.collapse.toStart_parameter_optional Chrome12/11/2008 Firefox10/29/20131783
api.SVGSVGElement.deselectAll 📋Chrome12/11/2008 Firefox10/29/20131783
api.ScriptProcessorNode Chrome1/10/2013 Firefox10/29/2013292
api.ScriptProcessorNode.audioprocess_event Chrome1/10/2013 Firefox10/29/2013292
api.ScriptProcessorNode.bufferSize 📋Chrome1/10/2013 Firefox10/29/2013292
api.WaveShaperNode 📋Chrome10/25/2011 Firefox10/29/2013735
api.WaveShaperNode.curve 📋Chrome10/25/2011 Firefox10/29/2013735
api.WebGLVertexArrayObjectOES 📋Chrome1/10/2013 Firefox10/29/2013292
css.properties.background-attachment.local Chrome12/11/2008 Firefox10/29/20131783
css.properties.font-smooth Chrome5/25/2010 Firefox10/29/20131253
html.elements.iframe.srcdoc 📋Chrome6/26/2012 Firefox10/29/2013490
javascript.builtins.TypedArray.index_properties_not_consulting_prototype Chrome10/19/2010 Firefox10/29/20131106
api.BeforeUnloadEvent 📋Firefox11/29/2005 Chrome10/1/20132863
api.Element.mouseenter_event 📋Firefox1/31/2012 Chrome10/1/2013609
api.Element.mouseleave_event 📋Firefox1/31/2012 Chrome10/1/2013609
api.KeyboardEvent.getModifierState 📋Firefox8/28/2012 Chrome10/1/2013399
api.KeyboardEvent.getModifierState.key_parameter_alt Firefox8/28/2012 Chrome10/1/2013399
api.KeyboardEvent.getModifierState.key_parameter_control Firefox8/28/2012 Chrome10/1/2013399
api.KeyboardEvent.getModifierState.key_parameter_meta Firefox8/28/2012 Chrome10/1/2013399
api.KeyboardEvent.getModifierState.key_parameter_shift Firefox8/28/2012 Chrome10/1/2013399
api.KeyboardEvent.location 📋Firefox8/28/2012 Chrome10/1/2013399
api.Navigator.registerProtocolHandler.scheme_parameter_geo Firefox10/24/2006 Chrome10/1/20132534
api.Navigator.registerProtocolHandler.scheme_parameter_im Firefox10/24/2006 Chrome10/1/20132534
api.Navigator.registerProtocolHandler.scheme_parameter_ircs Firefox10/24/2006 Chrome10/1/20132534
api.Navigator.registerProtocolHandler.scheme_parameter_magnet Firefox10/24/2006 Chrome10/1/20132534
api.Navigator.registerProtocolHandler.scheme_parameter_sip Firefox10/24/2006 Chrome10/1/20132534
api.Navigator.registerProtocolHandler.scheme_parameter_xmpp Firefox10/24/2006 Chrome10/1/20132534
api.RTCDataChannel.id 📋Firefox6/25/2013 Chrome10/1/201398
api.RTCDataChannel.ordered 📋Firefox6/25/2013 Chrome10/1/201398
api.RTCDataChannel.protocol 📋Firefox6/25/2013 Chrome10/1/201398
api.SVGGraphicsElement 📋Firefox4/2/2013 Chrome10/1/2013182
api.atob.worker_support Firefox3/22/2011 Chrome10/1/2013924
api.btoa.worker_support Firefox3/22/2011 Chrome10/1/2013924
css.properties.border-image-repeat.round Firefox8/28/2012 Chrome10/1/2013399
css.properties.text-transform.lowercase_sigma Firefox7/17/2012 Chrome10/1/2013441
html.elements.video.muted 📋Firefox3/13/2012 Chrome10/1/2013567

2013/9

API First Browser Date Last Browser Date Days
api.Comment.Comment 📋Chrome8/20/2013 Firefox9/17/201328
api.DOMTokenList.toggle.force_parameter Chrome1/10/2013 Firefox9/17/2013250
api.DocumentFragment.DocumentFragment 📋Chrome8/20/2013 Firefox9/17/201328
api.Element.blur_event 📋Chrome12/11/2008 Firefox9/17/20131741
api.Element.focus_event 📋Chrome12/11/2008 Firefox9/17/20131741
api.FocusEvent 📋Chrome3/26/2013 Firefox9/17/2013175
api.FocusEvent.FocusEvent 📋Chrome3/26/2013 Firefox9/17/2013175
api.FocusEvent.relatedTarget 📋Chrome3/26/2013 Firefox9/17/2013175
api.MediaStreamEvent Chrome3/26/2013 Firefox9/17/2013175
api.MediaStreamEvent.MediaStreamEvent Chrome3/26/2013 Firefox9/17/2013175
api.MediaStreamEvent.stream Chrome3/26/2013 Firefox9/17/2013175
api.MediaStreamTrack.enabled 📋Chrome3/26/2013 Firefox9/17/2013175
api.OES_element_index_uint 📋Chrome1/10/2013 Firefox9/17/2013250
api.OES_texture_float_linear 📋Chrome8/20/2013 Firefox9/17/201328
api.RTCPeerConnection.getLocalStreams Chrome5/21/2013 Firefox9/17/2013119
api.RTCPeerConnection.getRemoteStreams Chrome5/21/2013 Firefox9/17/2013119
api.RTCPeerConnection.iceConnectionState 📋Chrome3/26/2013 Firefox9/17/2013175
api.RTCPeerConnection.iceconnectionstatechange_event 📋Chrome7/9/2013 Firefox9/17/201370
api.RTCPeerConnection.signalingState 📋Chrome3/26/2013 Firefox9/17/2013175
api.RTCPeerConnectionIceEvent.candidate 📋Chrome1/10/2013 Firefox9/17/2013250
api.Range.Range 📋Chrome8/20/2013 Firefox9/17/201328
api.Text.Text 📋Chrome8/20/2013 Firefox9/17/201328

2013/8

API First Browser Date Last Browser Date Days
api.Document.currentScript 📋Firefox3/22/2011 Chrome8/20/2013882
api.RTCPeerConnection.RTCPeerConnection.configuration_iceServers_parameter.username_parameter 📋Firefox8/6/2013 Chrome8/20/201314
api.XMLHttpRequest.timeout 📋Firefox4/24/2012 Chrome8/20/2013483
api.XMLHttpRequest.timeout_event 📋Firefox4/24/2012 Chrome8/20/2013483
api.XMLHttpRequestUpload.timeout_event 📋Firefox4/24/2012 Chrome8/20/2013483
css.at-rules.media.resolution 📋Firefox11/8/2011 Chrome8/20/2013651
css.properties.align-items 📋Firefox4/2/2013 Chrome8/20/2013140
css.properties.align-self 📋Firefox4/2/2013 Chrome8/20/2013140
css.properties.display.flex Firefox4/2/2013 Chrome8/20/2013140
css.properties.display.inline-flex Firefox4/2/2013 Chrome8/20/2013140
css.properties.flex 📋Firefox4/2/2013 Chrome8/20/2013140
css.properties.flex-basis 📋Firefox6/25/2013 Chrome8/20/201356
css.properties.flex-grow 📋Firefox4/2/2013 Chrome8/20/2013140
css.properties.flex-shrink 📋Firefox4/2/2013 Chrome8/20/2013140
css.properties.justify-content 📋Firefox4/2/2013 Chrome8/20/2013140
css.properties.order 📋Firefox4/2/2013 Chrome8/20/2013140
css.types.resolution 📋Firefox11/8/2011 Chrome8/20/2013651
css.types.resolution.dpcm Firefox11/8/2011 Chrome8/20/2013651
css.types.resolution.dpi Firefox11/8/2011 Chrome8/20/2013651
css.types.resolution.dppx Firefox10/9/2012 Chrome8/20/2013315
api.CharacterData.remove 📋Chrome1/10/2013 Firefox8/6/2013208
api.DocumentType.remove 📋Chrome1/10/2013 Firefox8/6/2013208
api.Element.remove 📋Chrome1/10/2013 Firefox8/6/2013208
api.TransitionEvent.TransitionEvent 📋Chrome5/21/2013 Firefox8/6/201377
api.TransitionEvent.pseudoElement 📋Chrome5/21/2009 Firefox8/6/20131538
api.Window.cancelAnimationFrame 📋Chrome1/10/2013 Firefox8/6/2013208
api.Window.requestAnimationFrame 📋Chrome1/10/2013 Firefox8/6/2013208
html.elements.input.type_range 📋Chrome1/25/2010 Firefox8/6/20131289

2013/7

API First Browser Date Last Browser Date Days
api.CSS 📋Firefox6/25/2013 Chrome7/9/201314
api.CSSSupportsRule 📋Firefox6/25/2013 Chrome7/9/201314
api.Navigator.registerProtocolHandler.scheme_parameter_bitcoin Firefox10/24/2006 Chrome7/9/20132450
css.at-rules.supports 📋Firefox6/25/2013 Chrome7/9/201314
javascript.builtins.Math.imul 📋Firefox4/2/2013 Chrome7/9/201398

2013/6

API First Browser Date Last Browser Date Days
api.Element.copy_event 📋Chrome12/11/2008 Firefox6/25/20131657
api.Element.cut_event 📋Chrome12/11/2008 Firefox6/25/20131657
api.Element.paste_event 📋Chrome12/11/2008 Firefox6/25/20131657
api.FormData.append.filename_parameter Chrome12/13/2011 Firefox6/25/2013560
api.HTMLTemplateElement 📋Chrome3/26/2013 Firefox6/25/201391
api.HTMLTemplateElement.content 📋Chrome3/26/2013 Firefox6/25/201391
api.MediaStream.getAudioTracks 📋Chrome3/26/2013 Firefox6/25/201391
api.MediaStream.getVideoTracks 📋Chrome3/26/2013 Firefox6/25/201391
api.MediaStreamTrack 📋Chrome3/26/2013 Firefox6/25/201391
api.MediaStreamTrack.id 📋Chrome3/26/2013 Firefox6/25/201391
api.MediaStreamTrack.kind 📋Chrome3/26/2013 Firefox6/25/201391
api.MediaStreamTrack.label 📋Chrome3/26/2013 Firefox6/25/201391
api.Notification 📋Chrome6/26/2012 Firefox6/25/2013364
api.Notification.Notification 📋Chrome6/26/2012 Firefox6/25/2013364
api.Notification.click_event 📋Chrome6/26/2012 Firefox6/25/2013364
api.Notification.close 📋Chrome6/26/2012 Firefox6/25/2013364
api.Notification.close_event 📋Chrome6/26/2012 Firefox6/25/2013364
api.Notification.error_event 📋Chrome6/26/2012 Firefox6/25/2013364
api.Notification.requestPermission_static 📋Chrome6/26/2012 Firefox6/25/2013364
api.Notification.show_event 📋Chrome6/26/2012 Firefox6/25/2013364
api.RTCDataChannel 📋Chrome1/10/2013 Firefox6/25/2013166
api.RTCDataChannel.binaryType 📋Chrome1/10/2013 Firefox6/25/2013166
api.RTCDataChannel.binaryType.arraybuffer_value Chrome1/10/2013 Firefox6/25/2013166
api.RTCDataChannel.bufferedAmount 📋Chrome1/10/2013 Firefox6/25/2013166
api.RTCDataChannel.close 📋Chrome1/10/2013 Firefox6/25/2013166
api.RTCDataChannel.close_event 📋Chrome1/10/2013 Firefox6/25/2013166
api.RTCDataChannel.error_event 📋Chrome1/10/2013 Firefox6/25/2013166
api.RTCDataChannel.label 📋Chrome1/10/2013 Firefox6/25/2013166
api.RTCDataChannel.message_event 📋Chrome1/10/2013 Firefox6/25/2013166
api.RTCDataChannel.open_event 📋Chrome1/10/2013 Firefox6/25/2013166
api.RTCDataChannel.readyState 📋Chrome1/10/2013 Firefox6/25/2013166
api.RTCDataChannel.reliable Chrome1/10/2013 Firefox6/25/2013166
api.RTCDataChannel.send 📋Chrome1/10/2013 Firefox6/25/2013166
api.RTCDataChannelEvent 📋Chrome1/10/2013 Firefox6/25/2013166
api.RTCDataChannelEvent.channel 📋Chrome1/10/2013 Firefox6/25/2013166
api.RTCIceCandidate.candidate 📋Chrome11/6/2012 Firefox6/25/2013231
api.RTCIceCandidate.sdpMLineIndex 📋Chrome11/6/2012 Firefox6/25/2013231
api.RTCIceCandidate.sdpMid 📋Chrome11/6/2012 Firefox6/25/2013231
api.RTCPeerConnection.RTCPeerConnection.configuration_iceServers_parameter 📋Chrome11/6/2012 Firefox6/25/2013231
api.RTCPeerConnection.RTCPeerConnection.configuration_iceServers_parameter.credential_parameter 📋Chrome11/6/2012 Firefox6/25/2013231
api.RTCPeerConnection.RTCPeerConnection.configuration_iceServers_parameter.url_parameter Chrome2/21/2013 Firefox6/25/2013124
api.RTCPeerConnection.addIceCandidate 📋Chrome1/10/2013 Firefox6/25/2013166
api.RTCPeerConnection.addStream Chrome1/10/2013 Firefox6/25/2013166
api.RTCPeerConnection.addstream_event Chrome1/10/2013 Firefox6/25/2013166
api.RTCPeerConnection.close 📋Chrome11/6/2012 Firefox6/25/2013231
api.RTCPeerConnection.createAnswer 📋Chrome1/10/2013 Firefox6/25/2013166
api.RTCPeerConnection.createDataChannel 📋Chrome1/10/2013 Firefox6/25/2013166
api.RTCPeerConnection.createOffer 📋Chrome1/10/2013 Firefox6/25/2013166
api.RTCPeerConnection.datachannel_event 📋Chrome2/21/2013 Firefox6/25/2013124
api.RTCPeerConnection.iceGatheringState 📋Chrome2/21/2013 Firefox6/25/2013124
api.RTCPeerConnection.icecandidate_event 📋Chrome1/10/2013 Firefox6/25/2013166
api.RTCPeerConnection.localDescription 📋Chrome1/10/2013 Firefox6/25/2013166
api.RTCPeerConnection.remoteDescription 📋Chrome1/10/2013 Firefox6/25/2013166
api.RTCPeerConnection.setLocalDescription 📋Chrome1/10/2013 Firefox6/25/2013166
api.RTCPeerConnection.setRemoteDescription 📋Chrome1/10/2013 Firefox6/25/2013166
api.RTCSessionDescription.sdp 📋Chrome11/6/2012 Firefox6/25/2013231
api.RTCSessionDescription.type 📋Chrome11/6/2012 Firefox6/25/2013231
api.SVGAnimatedPreserveAspectRatio.animVal 📋Chrome5/25/2010 Firefox6/25/20131127
api.SVGAnimatedPreserveAspectRatio.baseVal 📋Chrome5/25/2010 Firefox6/25/20131127
api.SVGFEImageElement.preserveAspectRatio 📋Chrome5/25/2010 Firefox6/25/20131127
api.WEBGL_compressed_texture_s3tc 📋Chrome3/26/2013 Firefox6/25/201391
api.WEBGL_depth_texture 📋Chrome3/26/2013 Firefox6/25/201391
api.WEBGL_lose_context 📋Chrome3/26/2013 Firefox6/25/201391
api.WEBGL_lose_context.loseContext 📋Chrome3/26/2013 Firefox6/25/201391
api.WEBGL_lose_context.restoreContext 📋Chrome3/26/2013 Firefox6/25/201391
css.properties.background.background-clip Chrome7/31/2012 Firefox6/25/2013329
css.properties.background.background-origin Chrome7/31/2012 Firefox6/25/2013329
css.properties.flex-basis.auto Chrome9/25/2012 Firefox6/25/2013273
html.elements.template 📋Chrome3/26/2013 Firefox6/25/201391
javascript.builtins.Object.is 📋Chrome5/15/2012 Firefox6/25/2013406

2013/5

API First Browser Date Last Browser Date Days
api.TransitionEvent 📋Firefox3/22/2011 Chrome5/21/2013791
css.types.length.ch Firefox11/9/2004 Chrome5/21/20133115
api.Crypto 📋Chrome4/27/2011 Firefox5/14/2013748
api.Crypto.getRandomValues 📋Chrome4/27/2011 Firefox5/14/2013748
api.Element.scrollHeight 📋Chrome12/11/2008 Firefox5/14/20131615
api.Location.origin 📋Chrome12/2/2010 Firefox5/14/2013894
css.properties.user-select.none Chrome12/11/2008 Firefox5/14/20131615
html.elements.main 📋Chrome3/26/2013 Firefox5/14/201349
javascript.builtins.parseInt.leading_zero_strings_as_decimal Chrome11/6/2012 Firefox5/14/2013189

2013/4

API First Browser Date Last Browser Date Days
api.HTMLAnchorElement.download 📋Chrome10/25/2011 Firefox4/2/2013525
api.HTMLMediaElement.defaultPlaybackRate 📋Chrome9/15/2009 Firefox4/2/20131295
api.HTMLMediaElement.playbackRate 📋Chrome9/15/2009 Firefox4/2/20131295
api.HTMLTableRowElement.insertCell.index_parameter_negative_one Chrome12/11/2008 Firefox4/2/20131573
api.HTMLTableRowElement.insertCell.index_parameter_optional Chrome12/11/2008 Firefox4/2/20131573
api.SVGTextPathElement.method 📋Chrome12/11/2008 Firefox4/2/20131573
api.SVGTextPathElement.spacing 📋Chrome12/11/2008 Firefox4/2/20131573
api.SVGTextPathElement.startOffset 📋Chrome12/11/2008 Firefox4/2/20131573
api.Window.postMessage.transfer_parameter Chrome1/25/2010 Firefox4/2/20131163
api.XMLHttpRequest.send.body_ArrayBufferView_type Chrome9/25/2012 Firefox4/2/2013189
html.elements.a.download 📋Chrome9/16/2011 Firefox4/2/2013564

2013/3

API First Browser Date Last Browser Date Days
api.CanvasRenderingContext2D.isPointInStroke 📋Firefox2/19/2013 Chrome3/26/201335
api.EventSource.EventSource.options_withCredentials_parameter Firefox3/13/2012 Chrome3/26/2013378
api.EventSource.withCredentials 📋Firefox8/16/2011 Chrome3/26/2013588
api.MouseEvent.MouseEvent 📋Firefox3/13/2012 Chrome3/26/2013378
api.MutationObserver 📋Firefox7/17/2012 Chrome3/26/2013252
api.MutationObserver.MutationObserver 📋Firefox7/17/2012 Chrome3/26/2013252
api.Navigator.registerProtocolHandler.scheme_parameter_smsto Firefox10/24/2006 Chrome3/26/20132345
api.UIEvent.UIEvent 📋Firefox3/13/2012 Chrome3/26/2013378
api.WheelEvent.WheelEvent 📋Firefox11/20/2012 Chrome3/26/2013126
api.WheelEvent.deltaMode 📋Firefox11/20/2012 Chrome3/26/2013126
css.at-rules.media.nested-queries Firefox3/13/2012 Chrome3/26/2013378
css.properties.transition 📋Firefox10/9/2012 Chrome3/26/2013168
css.properties.transition-delay 📋Firefox10/9/2012 Chrome3/26/2013168
css.properties.transition-duration 📋Firefox10/9/2012 Chrome3/26/2013168
css.properties.transition-property 📋Firefox10/9/2012 Chrome3/26/2013168
css.properties.transition-timing-function 📋Firefox10/9/2012 Chrome3/26/2013168
css.properties.width.is_animatable Firefox10/9/2012 Chrome3/26/2013168
css.selectors.after.animation_and_transition_support Firefox3/22/2011 Chrome3/26/2013735
css.selectors.before.animation_and_transition_support Firefox3/22/2011 Chrome3/26/2013735
css.types.calc 📋Firefox10/9/2012 Chrome3/26/2013168
css.types.image.gradient 📋Firefox1/21/2010 Chrome3/26/20131160
css.types.image.gradient.linear-gradient 📋Firefox10/9/2012 Chrome3/26/2013168
css.types.image.gradient.linear-gradient.to Firefox1/31/2012 Chrome3/26/2013420
css.types.image.gradient.radial-gradient 📋Firefox10/9/2012 Chrome3/26/2013168
css.types.image.gradient.radial-gradient.at Firefox1/31/2012 Chrome3/26/2013420
css.types.image.gradient.repeating-linear-gradient 📋Firefox10/9/2012 Chrome3/26/2013168
css.types.image.gradient.repeating-linear-gradient.to Firefox1/31/2012 Chrome3/26/2013420
css.types.image.gradient.repeating-radial-gradient 📋Firefox10/9/2012 Chrome3/26/2013168
css.types.image.gradient.repeating-radial-gradient.at Firefox10/9/2012 Chrome3/26/2013168
css.types.length.vmax Firefox2/19/2013 Chrome3/26/201335
css.types.length.vmin Firefox2/19/2013 Chrome3/26/201335

2013/2

API First Browser Date Last Browser Date Days
css.properties.background-position.side-relative_values Firefox6/5/2012 Chrome2/21/2013261
css.types.position.four_value_syntax Firefox6/5/2012 Chrome2/21/2013261
javascript.builtins.Number.isNaN 📋Firefox8/28/2012 Chrome2/21/2013177
api.CSSPageRule 📋Chrome12/11/2008 Firefox2/19/20131531
api.CSSPageRule.style 📋Chrome12/11/2008 Firefox2/19/20131531
api.URL.createObjectURL_static 📋Chrome5/15/2012 Firefox2/19/2013280
api.URL.revokeObjectURL_static 📋Chrome5/15/2012 Firefox2/19/2013280
css.at-rules.page 📋Chrome5/21/2009 Firefox2/19/20131370
css.properties.page-break-inside 📋Chrome12/11/2008 Firefox2/19/20131531
css.types.calc.gradient_color_stops Chrome5/15/2012 Firefox2/19/2013280
css.types.global_keywords.initial 📋Chrome12/11/2008 Firefox2/19/20131531
css.types.length.vh Chrome6/26/2012 Firefox2/19/2013238
css.types.length.vw Chrome6/26/2012 Firefox2/19/2013238

2013/1

API First Browser Date Last Browser Date Days
api.IDBCursor 📋Firefox10/9/2012 Chrome1/10/201393
api.IDBCursorWithValue 📋Firefox10/9/2012 Chrome1/10/201393
api.IDBDatabase 📋Firefox10/9/2012 Chrome1/10/201393
api.IDBFactory 📋Firefox10/9/2012 Chrome1/10/201393
api.IDBIndex 📋Firefox10/9/2012 Chrome1/10/201393
api.IDBKeyRange 📋Firefox10/9/2012 Chrome1/10/201393
api.IDBObjectStore 📋Firefox10/9/2012 Chrome1/10/201393
api.IDBOpenDBRequest 📋Firefox10/9/2012 Chrome1/10/201393
api.IDBRequest 📋Firefox10/9/2012 Chrome1/10/201393
api.IDBTransaction 📋Firefox10/9/2012 Chrome1/10/201393
api.IDBVersionChangeEvent 📋Firefox10/9/2012 Chrome1/10/201393
api.Performance.now 📋Firefox8/28/2012 Chrome1/10/2013135
api.indexedDB 📋Firefox10/9/2012 Chrome1/10/201393
api.HTMLOListElement.reversed 📋Chrome3/28/2012 Firefox1/8/2013286
api.ProgressEvent.ProgressEvent 📋Chrome12/13/2011 Firefox1/8/2013392
api.WebSocket.send 📋Chrome5/25/2010 Firefox1/8/2013959
api.Window.devicePixelRatio 📋Chrome12/11/2008 Firefox1/8/20131489
html.elements.ol.reversed Chrome3/28/2012 Firefox1/8/2013286

2012/11

API First Browser Date Last Browser Date Days
api.Event.initEvent 📋Chrome12/11/2008 Firefox11/20/20121440
api.HTMLIFrameElement.sandbox 📋Chrome5/25/2010 Firefox11/20/2012910
api.Range.intersectsNode 📋Chrome12/11/2008 Firefox11/20/20121440
api.WheelEvent 📋Chrome12/11/2008 Firefox11/20/20121440
html.elements.iframe.sandbox 📋Chrome1/25/2010 Firefox11/20/20121030
api.Element.id 📋Firefox11/9/2004 Chrome11/6/20122919
api.IDBCursor.advance 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBCursor.continue 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBCursor.delete 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBCursor.direction 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBCursor.key 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBCursor.primaryKey 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBCursor.source 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBCursor.update 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBCursorWithValue.value 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBDatabase.close 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBDatabase.createObjectStore 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBDatabase.deleteObjectStore 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBDatabase.name 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBDatabase.objectStoreNames 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBDatabase.transaction 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBDatabase.version 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBDatabase.versionchange_event 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBFactory.cmp 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBFactory.deleteDatabase 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBFactory.open 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBIndex.count 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBIndex.get 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBIndex.getKey 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBIndex.keyPath 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBIndex.multiEntry 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBIndex.name 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBIndex.objectStore 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBIndex.openCursor 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBIndex.openKeyCursor 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBIndex.unique 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBKeyRange.bound_static 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBKeyRange.lower 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBKeyRange.lowerBound_static 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBKeyRange.lowerOpen 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBKeyRange.only_static 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBKeyRange.upper 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBKeyRange.upperBound_static 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBKeyRange.upperOpen 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBObjectStore.add 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBObjectStore.autoIncrement 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBObjectStore.clear 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBObjectStore.count 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBObjectStore.createIndex 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBObjectStore.delete 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBObjectStore.deleteIndex 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBObjectStore.get 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBObjectStore.index 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBObjectStore.indexNames 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBObjectStore.keyPath 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBObjectStore.name 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBObjectStore.openCursor 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBObjectStore.put 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBObjectStore.transaction 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBOpenDBRequest.blocked_event 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBOpenDBRequest.upgradeneeded_event 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBRequest.error 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBRequest.error_event 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBRequest.readyState 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBRequest.result 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBRequest.source 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBRequest.success_event 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBRequest.transaction 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBTransaction.abort 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBTransaction.abort_event 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBTransaction.complete_event 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBTransaction.db 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBTransaction.error 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBTransaction.error_event 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBTransaction.mode 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBTransaction.objectStore 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBVersionChangeEvent.newVersion 📋Firefox1/31/2012 Chrome11/6/2012280
api.IDBVersionChangeEvent.oldVersion 📋Firefox1/31/2012 Chrome11/6/2012280
api.Navigator.doNotTrack Firefox12/20/2011 Chrome11/6/2012322
css.properties.clip-path.html_elements Firefox6/30/2009 Chrome11/6/20121225

2012/10

API First Browser Date Last Browser Date Days
api.HTMLInputElement.height 📋Chrome7/31/2012 Firefox10/9/201270
api.HTMLInputElement.max 📋Chrome1/25/2010 Firefox10/9/2012988
api.HTMLInputElement.min 📋Chrome1/25/2010 Firefox10/9/2012988
api.HTMLInputElement.step 📋Chrome5/25/2010 Firefox10/9/2012868
api.HTMLInputElement.stepDown 📋Chrome5/25/2010 Firefox10/9/2012868
api.HTMLInputElement.stepUp 📋Chrome5/25/2010 Firefox10/9/2012868
api.HTMLInputElement.valueAsNumber 📋Chrome5/25/2010 Firefox10/9/2012868
api.HTMLInputElement.width 📋Chrome7/31/2012 Firefox10/9/201270
api.HTMLMeterElement 📋Chrome9/2/2010 Firefox10/9/2012768
api.HTMLMeterElement.high 📋Chrome9/2/2010 Firefox10/9/2012768
api.HTMLMeterElement.low 📋Chrome9/2/2010 Firefox10/9/2012768
api.HTMLMeterElement.max 📋Chrome9/2/2010 Firefox10/9/2012768
api.HTMLMeterElement.min 📋Chrome9/2/2010 Firefox10/9/2012768
api.HTMLMeterElement.optimum 📋Chrome9/2/2010 Firefox10/9/2012768
api.HTMLMeterElement.value 📋Chrome9/2/2010 Firefox10/9/2012768
api.console.profileEnd_static Chrome5/25/2010 Firefox10/9/2012868
css.properties.animation-direction.alternate-reverse Chrome5/15/2012 Firefox10/9/2012147
css.properties.animation-direction.reverse Chrome5/15/2012 Firefox10/9/2012147
css.properties.transform.3d Chrome6/7/2011 Firefox10/9/2012490
css.properties.transition-property.IDENT_value Chrome12/11/2008 Firefox10/9/20121398
html.elements.input.max 📋Chrome1/25/2010 Firefox10/9/2012988
html.elements.input.min 📋Chrome1/25/2010 Firefox10/9/2012988
html.elements.input.step 📋Chrome5/25/2010 Firefox10/9/2012868
html.elements.meter 📋Chrome9/2/2010 Firefox10/9/2012768
html.elements.meter.high Chrome9/2/2010 Firefox10/9/2012768
html.elements.meter.low Chrome9/2/2010 Firefox10/9/2012768
html.elements.meter.max 📋Chrome9/2/2010 Firefox10/9/2012768
html.elements.meter.min 📋Chrome9/2/2010 Firefox10/9/2012768
html.elements.meter.optimum Chrome9/2/2010 Firefox10/9/2012768
html.elements.meter.value Chrome9/2/2010 Firefox10/9/2012768
javascript.builtins.Number.isFinite 📋Chrome5/15/2012 Firefox10/9/2012147

2012/9

API First Browser Date Last Browser Date Days
api.Element.classList 📋Firefox1/21/2010 Chrome9/25/2012978
api.Element.className 📋Firefox11/9/2004 Chrome9/25/20122877
api.XMLHttpRequest.send.body_Blob_type Firefox10/24/2006 Chrome9/25/20122163
css.properties.width.stretch Firefox6/17/2008 Chrome9/25/20121561

2012/8

API First Browser Date Last Browser Date Days
api.File.lastModified 📋Chrome8/2/2011 Firefox8/28/2012392
api.HTMLMediaElement.played 📋Chrome9/15/2009 Firefox8/28/20121078
api.HTMLSourceElement.media 📋Chrome9/15/2009 Firefox8/28/20121078
api.SVGAnimatedRect.animVal 📋Chrome12/11/2008 Firefox8/28/20121356
api.SVGAnimatedRect.baseVal 📋Chrome12/11/2008 Firefox8/28/20121356
api.SVGViewElement 📋Chrome12/11/2008 Firefox8/28/20121356
api.SVGViewElement.preserveAspectRatio 📋Chrome12/11/2008 Firefox8/28/20121356
api.SVGViewElement.viewBox 📋Chrome12/11/2008 Firefox8/28/20121356
css.properties.border-image 📋Chrome12/13/2011 Firefox8/28/2012259
css.properties.border-image.fill Chrome12/13/2011 Firefox8/28/2012259
css.properties.border-image.optional_border_image_slice Chrome12/13/2011 Firefox8/28/2012259
css.properties.border-image-outset 📋Chrome10/25/2011 Firefox8/28/2012308
css.properties.border-image-repeat 📋Chrome10/25/2011 Firefox8/28/2012308
css.properties.border-image-slice 📋Chrome10/25/2011 Firefox8/28/2012308
css.properties.border-image-source 📋Chrome10/25/2011 Firefox8/28/2012308
css.properties.word-break 📋Chrome12/11/2008 Firefox8/28/20121356
html.elements.source.media Chrome9/15/2009 Firefox8/28/20121078
javascript.builtins.DataView 📋Chrome2/3/2011 Firefox8/28/2012572
javascript.builtins.DataView.DataView 📋Chrome2/3/2011 Firefox8/28/2012572
javascript.builtins.DataView.buffer 📋Chrome2/3/2011 Firefox8/28/2012572
javascript.builtins.DataView.byteLength 📋Chrome2/3/2011 Firefox8/28/2012572
javascript.builtins.DataView.byteOffset 📋Chrome2/3/2011 Firefox8/28/2012572
javascript.builtins.DataView.getFloat32 📋Chrome2/3/2011 Firefox8/28/2012572
javascript.builtins.DataView.getFloat64 📋Chrome2/3/2011 Firefox8/28/2012572
javascript.builtins.DataView.getInt16 📋Chrome2/3/2011 Firefox8/28/2012572
javascript.builtins.DataView.getInt32 📋Chrome2/3/2011 Firefox8/28/2012572
javascript.builtins.DataView.getInt8 📋Chrome2/3/2011 Firefox8/28/2012572
javascript.builtins.DataView.getUint16 📋Chrome2/3/2011 Firefox8/28/2012572
javascript.builtins.DataView.getUint32 📋Chrome2/3/2011 Firefox8/28/2012572
javascript.builtins.DataView.getUint8 📋Chrome2/3/2011 Firefox8/28/2012572
javascript.builtins.DataView.setFloat32 📋Chrome2/3/2011 Firefox8/28/2012572
javascript.builtins.DataView.setFloat64 📋Chrome2/3/2011 Firefox8/28/2012572
javascript.builtins.DataView.setInt16 📋Chrome2/3/2011 Firefox8/28/2012572
javascript.builtins.DataView.setInt32 📋Chrome2/3/2011 Firefox8/28/2012572
javascript.builtins.DataView.setInt8 📋Chrome2/3/2011 Firefox8/28/2012572
javascript.builtins.DataView.setUint16 📋Chrome2/3/2011 Firefox8/28/2012572
javascript.builtins.DataView.setUint32 📋Chrome2/3/2011 Firefox8/28/2012572
javascript.builtins.DataView.setUint8 📋Chrome2/3/2011 Firefox8/28/2012572

2012/7

API First Browser Date Last Browser Date Days
api.Blob.slice 📋Firefox6/5/2012 Chrome7/31/201256
api.HTMLFieldSetElement.elements 📋Firefox3/22/2011 Chrome7/31/2012497
css.properties.background.background-size Firefox12/20/2011 Chrome7/31/2012224
api.HTMLImageElement.x 📋Chrome12/11/2008 Firefox7/17/20121314
api.HTMLImageElement.y 📋Chrome12/11/2008 Firefox7/17/20121314
api.HTMLScriptElement.crossOrigin 📋Chrome5/15/2012 Firefox7/17/201263
api.MutationObserver.disconnect 📋Chrome3/28/2012 Firefox7/17/2012111
api.MutationObserver.observe 📋Chrome3/28/2012 Firefox7/17/2012111
api.MutationObserver.takeRecords 📋Chrome6/26/2012 Firefox7/17/201221
api.MutationRecord 📋Chrome12/13/2011 Firefox7/17/2012217
api.MutationRecord.addedNodes 📋Chrome12/13/2011 Firefox7/17/2012217
api.MutationRecord.attributeName 📋Chrome12/13/2011 Firefox7/17/2012217
api.MutationRecord.attributeNamespace 📋Chrome12/13/2011 Firefox7/17/2012217
api.MutationRecord.nextSibling 📋Chrome12/13/2011 Firefox7/17/2012217
api.MutationRecord.oldValue 📋Chrome12/13/2011 Firefox7/17/2012217
api.MutationRecord.previousSibling 📋Chrome12/13/2011 Firefox7/17/2012217
api.MutationRecord.removedNodes 📋Chrome12/13/2011 Firefox7/17/2012217
api.MutationRecord.target 📋Chrome12/13/2011 Firefox7/17/2012217
api.MutationRecord.type 📋Chrome12/13/2011 Firefox7/17/2012217
html.elements.script.crossorigin Chrome5/15/2012 Firefox7/17/201263

2012/6

API First Browser Date Last Browser Date Days
api.Blob.Blob 📋Firefox6/5/2012 Chrome6/26/201221
api.HTMLDataListElement 📋Firefox3/22/2011 Chrome6/26/2012462
api.HTMLDataListElement.options 📋Firefox3/22/2011 Chrome6/26/2012462
api.HTMLFieldSetElement.disabled 📋Firefox3/22/2011 Chrome6/26/2012462
api.HTMLInputElement.list 📋Firefox3/22/2011 Chrome6/26/2012462
html.elements.datalist 📋Firefox3/22/2011 Chrome6/26/2012462
html.elements.fieldset.disabled 📋Firefox3/22/2011 Chrome6/26/2012462
html.elements.input.list 📋Firefox3/22/2011 Chrome6/26/2012462
api.StorageEvent 📋Chrome12/11/2008 Firefox6/5/20121272
api.StorageEvent.StorageEvent Chrome2/8/2012 Firefox6/5/2012118
api.StorageEvent.initStorageEvent 📋Chrome1/25/2010 Firefox6/5/2012862
api.StorageEvent.key 📋Chrome12/11/2008 Firefox6/5/20121272
api.StorageEvent.newValue 📋Chrome12/11/2008 Firefox6/5/20121272
api.StorageEvent.oldValue 📋Chrome12/11/2008 Firefox6/5/20121272
api.StorageEvent.storageArea 📋Chrome9/15/2009 Firefox6/5/2012994
api.StorageEvent.url 📋Chrome9/2/2010 Firefox6/5/2012642
css.properties.background-repeat.2-value Chrome9/15/2009 Firefox6/5/2012994
css.properties.border-image-width 📋Chrome10/25/2011 Firefox6/5/2012224
css.types.angle.turn Chrome5/21/2009 Firefox6/5/20121111

2012/5

API First Browser Date Last Browser Date Days
api.HTMLFieldSetElement.name 📋Firefox3/22/2011 Chrome5/15/2012420
api.HTMLFieldSetElement.type 📋Firefox3/22/2011 Chrome5/15/2012420
api.History.state 📋Firefox3/22/2011 Chrome5/15/2012420
api.SVGAnimateMotionElement 📋Firefox3/22/2011 Chrome5/15/2012420
api.SVGMPathElement 📋Firefox3/22/2011 Chrome5/15/2012420
api.SVGMPathElement.href 📋Firefox3/22/2011 Chrome5/15/2012420
html.elements.fieldset.name Firefox3/22/2011 Chrome5/15/2012420

2012/4

API First Browser Date Last Browser Date Days
api.Document.createTreeWalker.whatToShow_filter_parameters_optional Chrome1/25/2010 Firefox4/24/2012820
api.SVGAnimationElement.requiredExtensions 📋Chrome5/21/2009 Firefox4/24/20121069
api.SVGAnimationElement.systemLanguage 📋Chrome5/21/2009 Firefox4/24/20121069
api.SVGGraphicsElement.requiredExtensions 📋Chrome12/11/2008 Firefox4/24/20121230
api.SVGGraphicsElement.systemLanguage 📋Chrome12/11/2008 Firefox4/24/20121230
api.SVGStringList 📋Chrome12/11/2008 Firefox4/24/20121230
api.SVGStringList.appendItem Chrome12/11/2008 Firefox4/24/20121230
api.SVGStringList.clear Chrome12/11/2008 Firefox4/24/20121230
api.SVGStringList.getItem Chrome12/11/2008 Firefox4/24/20121230
api.SVGStringList.initialize Chrome12/11/2008 Firefox4/24/20121230
api.SVGStringList.insertItemBefore Chrome12/11/2008 Firefox4/24/20121230
api.SVGStringList.numberOfItems Chrome12/11/2008 Firefox4/24/20121230
api.SVGStringList.removeItem Chrome12/11/2008 Firefox4/24/20121230
api.SVGStringList.replaceItem Chrome12/11/2008 Firefox4/24/20121230
javascript.builtins.ArrayBuffer.slice 📋Chrome2/8/2012 Firefox4/24/201276

2012/3

API First Browser Date Last Browser Date Days
api.Element.compositionupdate_event 📋Firefox12/20/2011 Chrome3/28/201299
api.EventSource.url 📋Firefox8/16/2011 Chrome3/28/2012225
api.WebSocket.url 📋Firefox9/27/2011 Chrome3/28/2012183
api.XMLHttpRequest.loadend_event 📋Firefox6/21/2011 Chrome3/28/2012281
api.XMLHttpRequestUpload.loadend_event 📋Firefox6/21/2011 Chrome3/28/2012281
css.properties.max-height 📋Firefox11/9/2004 Chrome3/28/20122696
api.CloseEvent.CloseEvent 📋Chrome12/13/2011 Firefox3/13/201291
api.CustomEvent.CustomEvent 📋Chrome10/25/2011 Firefox3/13/2012140
api.Element.outerHTML 📋Chrome12/11/2008 Firefox3/13/20121188
api.Event.Event 📋Chrome10/25/2011 Firefox3/13/2012140
api.HTMLMediaElement.defaultMuted 📋Chrome10/25/2011 Firefox3/13/2012140
api.HTMLMediaElement.loop 📋Chrome9/15/2009 Firefox3/13/2012910
api.HashChangeEvent.HashChangeEvent 📋Chrome12/13/2011 Firefox3/13/201291
api.PageTransitionEvent.PageTransitionEvent 📋Chrome12/13/2011 Firefox3/13/201291
api.PageTransitionEvent.persisted 📋Chrome1/25/2010 Firefox3/13/2012778
api.PopStateEvent.PopStateEvent 📋Chrome12/13/2011 Firefox3/13/201291
api.WebSocket 📋Chrome5/25/2010 Firefox3/13/2012658
api.WebSocket.WebSocket 📋Chrome5/25/2010 Firefox3/13/2012658
api.WebSocket.binaryType 📋Chrome10/25/2011 Firefox3/13/2012140
api.WebSocket.protocol_rfc_6455 Chrome12/13/2011 Firefox3/13/201291
html.elements.audio.loop 📋Chrome9/15/2009 Firefox3/13/2012910
html.elements.audio.muted 📋Chrome10/25/2011 Firefox3/13/2012140
html.elements.video.loop 📋Chrome9/15/2009 Firefox3/13/2012910

2012/2

API First Browser Date Last Browser Date Days
api.HTMLElement.accessKey 📋Firefox6/21/2011 Chrome2/8/2012232
javascript.builtins.Function.apply.generic_arrays_as_arguments Firefox3/22/2011 Chrome2/8/2012323

2012/1

API First Browser Date Last Browser Date Days
api.DOMParser.parseFromString.svg Chrome1/25/2010 Firefox1/31/2012736
api.Event.stopImmediatePropagation 📋Chrome5/25/2010 Firefox1/31/2012616
api.OES_standard_derivatives 📋Chrome3/8/2011 Firefox1/31/2012329
api.console.timeEnd_static 📋Chrome5/21/2009 Firefox1/31/2012985
api.console.time_static 📋Chrome5/21/2009 Firefox1/31/2012985
css.properties.transform-origin.three_value_syntax Chrome6/7/2011 Firefox1/31/2012238
css.types.transform-function.matrix3d 📋Chrome6/7/2011 Firefox1/31/2012238
css.types.transform-function.perspective 📋Chrome6/7/2011 Firefox1/31/2012238
css.types.transform-function.rotate3d 📋Chrome6/7/2011 Firefox1/31/2012238
css.types.transform-function.rotateX 📋Chrome6/7/2011 Firefox1/31/2012238
css.types.transform-function.rotateY 📋Chrome6/7/2011 Firefox1/31/2012238
css.types.transform-function.rotateZ 📋Chrome6/7/2011 Firefox1/31/2012238
css.types.transform-function.scale3d 📋Chrome6/7/2011 Firefox1/31/2012238
css.types.transform-function.scaleZ 📋Chrome6/7/2011 Firefox1/31/2012238
css.types.transform-function.translate3d 📋Chrome6/7/2011 Firefox1/31/2012238
css.types.transform-function.translateZ 📋Chrome6/7/2011 Firefox1/31/2012238
html.elements.a.href.href_top Chrome12/11/2008 Firefox1/31/20121146
html.elements.bdi 📋Chrome12/13/2011 Firefox1/31/201249
html.elements.bdo 📋Chrome10/25/2011 Firefox1/31/201298

2011/12

API First Browser Date Last Browser Date Days
api.CompositionEvent 📋Chrome10/25/2011 Firefox12/20/201156
api.CompositionEvent.data 📋Chrome10/25/2011 Firefox12/20/201156
api.CompositionEvent.initCompositionEvent 📋Chrome10/25/2011 Firefox12/20/201156
api.Document.scripts 📋Chrome12/11/2008 Firefox12/20/20111104
api.Element.compositionend_event 📋Chrome10/25/2011 Firefox12/20/201156
api.Element.compositionstart_event 📋Chrome10/25/2011 Firefox12/20/201156
api.HTMLElement.drag_event 📋Chrome12/11/2008 Firefox12/20/20111104
api.HTMLElement.dragend_event 📋Chrome12/11/2008 Firefox12/20/20111104
api.HTMLElement.dragenter_event 📋Chrome12/11/2008 Firefox12/20/20111104
api.HTMLElement.dragleave_event 📋Chrome12/11/2008 Firefox12/20/20111104
api.HTMLElement.dragover_event 📋Chrome12/11/2008 Firefox12/20/20111104
api.HTMLElement.dragstart_event 📋Chrome12/11/2008 Firefox12/20/20111104
api.HTMLElement.drop_event 📋Chrome12/11/2008 Firefox12/20/20111104
api.HTMLMediaElement.abort_event 📋Chrome9/15/2009 Firefox12/20/2011826
api.Node.contains 📋Chrome12/13/2011 Firefox12/20/20117
api.Node.ownerDocument 📋Chrome12/11/2008 Firefox12/20/20111104
api.Node.parentElement 📋Chrome12/11/2008 Firefox12/20/20111104
api.Window.offline_event 📋Chrome9/15/2009 Firefox12/20/2011826
api.Window.online_event 📋Chrome9/15/2009 Firefox12/20/2011826
api.XMLHttpRequest.send.body_ArrayBuffer_type Chrome2/3/2011 Firefox12/20/2011320
api.console.groupCollapsed_static 📋Chrome9/2/2010 Firefox12/20/2011474
api.console.groupEnd_static 📋Chrome5/21/2009 Firefox12/20/2011943
api.console.group_static 📋Chrome5/21/2009 Firefox12/20/2011943
api.console.substitution_strings Chrome12/11/2008 Firefox12/20/20111104
api.HTMLTextAreaElement.wrap 📋Firefox3/22/2011 Chrome12/13/2011266
api.WebSocket.extensions 📋Firefox11/8/2011 Chrome12/13/201135
css.types.easing-function.cubic-bezier Firefox3/22/2011 Chrome12/13/2011266
html.elements.textarea.wrap Firefox3/22/2011 Chrome12/13/2011266

2011/11

API First Browser Date Last Browser Date Days
api.CloseEvent 📋Chrome10/25/2011 Firefox11/8/201114
api.CloseEvent.code 📋Chrome10/25/2011 Firefox11/8/201114
api.CloseEvent.reason 📋Chrome10/25/2011 Firefox11/8/201114
api.CloseEvent.wasClean 📋Chrome10/25/2011 Firefox11/8/201114
api.Element.insertAdjacentHTML 📋Chrome12/11/2008 Firefox11/8/20111062
api.FileReaderSync 📋Chrome10/19/2010 Firefox11/8/2011385
api.FileReaderSync.FileReaderSync 📋Chrome10/19/2010 Firefox11/8/2011385
api.FileReaderSync.readAsArrayBuffer 📋Chrome2/3/2011 Firefox11/8/2011278
api.FileReaderSync.readAsBinaryString 📋Chrome10/19/2010 Firefox11/8/2011385
api.FileReaderSync.readAsDataURL 📋Chrome10/19/2010 Firefox11/8/2011385
api.FileReaderSync.readAsText 📋Chrome10/19/2010 Firefox11/8/2011385
api.FileReaderSync.worker_support Chrome10/19/2010 Firefox11/8/2011385
api.HTMLImageElement.crossOrigin 📋Chrome8/2/2011 Firefox11/8/201198
api.HTMLInputElement.selectionDirection 📋Chrome10/25/2011 Firefox11/8/201114
api.HTMLMediaElement.seekable 📋Chrome9/15/2009 Firefox11/8/2011784
api.HTMLTextAreaElement.selectionDirection 📋Chrome10/25/2011 Firefox11/8/201114
api.console.dir_static 📋Chrome5/21/2009 Firefox11/8/2011901
html.elements.img.crossorigin 📋Chrome8/2/2011 Firefox11/8/201198

2011/10

API First Browser Date Last Browser Date Days
api.HTMLSpanElement 📋Firefox11/9/2004 Chrome10/25/20112541
api.HTMLUnknownElement 📋Firefox11/9/2004 Chrome10/25/20112541
api.Navigator.registerProtocolHandler.scheme_parameter_irc Firefox10/24/2006 Chrome10/25/20111827
api.WebSocket.protocol 📋Firefox9/27/2011 Chrome10/25/201128
html.elements.dfn 📋Firefox11/9/2004 Chrome10/25/20112541
javascript.builtins.Function.name 📋Firefox11/9/2004 Chrome10/25/20112541

2011/9

API First Browser Date Last Browser Date Days
api.File 📋Chrome8/2/2011 Firefox9/27/201156
api.HTMLOptionElement.label 📋Chrome12/11/2008 Firefox9/27/20111020
api.Performance 📋Chrome9/2/2010 Firefox9/27/2011390
api.Performance.navigation 📋Chrome3/8/2011 Firefox9/27/2011203
api.Performance.timing 📋Chrome9/2/2010 Firefox9/27/2011390
api.PerformanceNavigation Chrome3/8/2011 Firefox9/27/2011203
api.PerformanceNavigation.redirectCount 📋Chrome3/8/2011 Firefox9/27/2011203
api.PerformanceNavigation.type 📋Chrome3/8/2011 Firefox9/27/2011203
api.PerformanceTiming Chrome9/2/2010 Firefox9/27/2011390
api.PerformanceTiming.connectEnd 📋Chrome9/2/2010 Firefox9/27/2011390
api.PerformanceTiming.connectStart 📋Chrome9/2/2010 Firefox9/27/2011390
api.PerformanceTiming.domComplete 📋Chrome9/2/2010 Firefox9/27/2011390
api.PerformanceTiming.domContentLoadedEventEnd 📋Chrome9/2/2010 Firefox9/27/2011390
api.PerformanceTiming.domContentLoadedEventStart 📋Chrome9/2/2010 Firefox9/27/2011390
api.PerformanceTiming.domInteractive 📋Chrome9/2/2010 Firefox9/27/2011390
api.PerformanceTiming.domLoading 📋Chrome9/2/2010 Firefox9/27/2011390
api.PerformanceTiming.domainLookupEnd 📋Chrome9/2/2010 Firefox9/27/2011390
api.PerformanceTiming.domainLookupStart 📋Chrome9/2/2010 Firefox9/27/2011390
api.PerformanceTiming.fetchStart 📋Chrome9/2/2010 Firefox9/27/2011390
api.PerformanceTiming.loadEventEnd 📋Chrome9/2/2010 Firefox9/27/2011390
api.PerformanceTiming.loadEventStart 📋Chrome9/2/2010 Firefox9/27/2011390
api.PerformanceTiming.navigationStart 📋Chrome9/2/2010 Firefox9/27/2011390
api.PerformanceTiming.redirectEnd 📋Chrome9/2/2010 Firefox9/27/2011390
api.PerformanceTiming.redirectStart 📋Chrome9/2/2010 Firefox9/27/2011390
api.PerformanceTiming.requestStart 📋Chrome9/2/2010 Firefox9/27/2011390
api.PerformanceTiming.responseEnd 📋Chrome9/2/2010 Firefox9/27/2011390
api.PerformanceTiming.responseStart 📋Chrome9/2/2010 Firefox9/27/2011390
api.PerformanceTiming.unloadEventEnd 📋Chrome9/2/2010 Firefox9/27/2011390
api.PerformanceTiming.unloadEventStart 📋Chrome9/2/2010 Firefox9/27/2011390
api.WebSocket.bufferedAmount 📋Chrome5/25/2010 Firefox9/27/2011490
api.WebSocket.close 📋Chrome5/25/2010 Firefox9/27/2011490
api.WebSocket.close_event 📋Chrome5/25/2010 Firefox9/27/2011490
api.WebSocket.error_event 📋Chrome5/25/2010 Firefox9/27/2011490
api.WebSocket.message_event 📋Chrome5/25/2010 Firefox9/27/2011490
api.WebSocket.open_event 📋Chrome5/25/2010 Firefox9/27/2011490
api.WebSocket.readyState 📋Chrome5/25/2010 Firefox9/27/2011490
api.performance 📋Chrome9/2/2010 Firefox9/27/2011390
css.properties.text-overflow 📋Chrome12/11/2008 Firefox9/27/20111020
api.HTMLFormElement.autocomplete 📋Firefox3/22/2011 Chrome9/16/2011178
api.HTMLInputElement.autocomplete 📋Firefox3/22/2011 Chrome9/16/2011178
css.properties.table-layout 📋Firefox11/9/2004 Chrome9/16/20112502
html.elements.form.autocomplete Firefox3/22/2011 Chrome9/16/2011178
html.global_attributes.autocomplete 📋Firefox3/22/2011 Chrome9/16/2011178

2011/8

API First Browser Date Last Browser Date Days
api.CustomEvent 📋Chrome5/25/2010 Firefox8/16/2011448
api.CustomEvent.detail 📋Chrome5/25/2010 Firefox8/16/2011448
api.CustomEvent.initCustomEvent 📋Chrome5/25/2010 Firefox8/16/2011448
api.DOMStringMap 📋Chrome10/19/2010 Firefox8/16/2011301
api.DeviceOrientationEvent 📋Chrome10/19/2010 Firefox8/16/2011301
api.DeviceOrientationEvent.absolute 📋Chrome10/19/2010 Firefox8/16/2011301
api.DeviceOrientationEvent.alpha 📋Chrome10/19/2010 Firefox8/16/2011301
api.DeviceOrientationEvent.beta 📋Chrome10/19/2010 Firefox8/16/2011301
api.DeviceOrientationEvent.gamma 📋Chrome10/19/2010 Firefox8/16/2011301
api.Document.scroll_event 📋Chrome12/11/2008 Firefox8/16/2011978
api.Element.click_event 📋Chrome12/11/2008 Firefox8/16/2011978
api.Element.contextmenu_event 📋Chrome12/11/2008 Firefox8/16/2011978
api.Element.dblclick_event 📋Chrome12/11/2008 Firefox8/16/2011978
api.Element.input_event 📋Chrome12/11/2008 Firefox8/16/2011978
api.Element.keydown_event 📋Chrome12/11/2008 Firefox8/16/2011978
api.Element.keypress_event 📋Chrome12/11/2008 Firefox8/16/2011978
api.Element.keyup_event 📋Chrome12/11/2008 Firefox8/16/2011978
api.Element.mousedown_event 📋Chrome5/21/2009 Firefox8/16/2011817
api.Element.mousemove_event 📋Chrome5/21/2009 Firefox8/16/2011817
api.Element.mouseout_event 📋Chrome12/11/2008 Firefox8/16/2011978
api.Element.mouseover_event 📋Chrome5/21/2009 Firefox8/16/2011817
api.Element.mouseup_event 📋Chrome5/21/2009 Firefox8/16/2011817
api.Element.scroll_event 📋Chrome12/11/2008 Firefox8/16/2011978
api.Event.defaultPrevented 📋Chrome5/25/2010 Firefox8/16/2011448
api.EventSource 📋Chrome9/2/2010 Firefox8/16/2011348
api.EventSource.EventSource 📋Chrome9/2/2010 Firefox8/16/2011348
api.EventSource.close 📋Chrome9/2/2010 Firefox8/16/2011348
api.EventSource.error_event 📋Chrome9/2/2010 Firefox8/16/2011348
api.EventSource.message_event 📋Chrome9/2/2010 Firefox8/16/2011348
api.EventSource.open_event 📋Chrome9/2/2010 Firefox8/16/2011348
api.EventSource.readyState 📋Chrome9/2/2010 Firefox8/16/2011348
api.EventTarget.addEventListener.useCapture_parameter_optional Chrome12/11/2008 Firefox8/16/2011978
api.EventTarget.removeEventListener.useCapture_parameter_optional Chrome12/11/2008 Firefox8/16/2011978
api.HTMLElement.dataset 📋Chrome10/19/2010 Firefox8/16/2011301
api.HTMLFormElement.reset_event 📋Chrome12/11/2008 Firefox8/16/2011978
api.HTMLInputElement.select_event 📋Chrome12/11/2008 Firefox8/16/2011978
api.HTMLMediaElement.error_event 📋Chrome9/15/2009 Firefox8/16/2011700
api.HTMLMediaElement.loadstart_event 📋Chrome9/15/2009 Firefox8/16/2011700
api.HTMLMediaElement.progress_event 📋Chrome9/15/2009 Firefox8/16/2011700
api.HTMLMediaElement.volumechange_event 📋Chrome9/15/2009 Firefox8/16/2011700
api.HTMLMediaElement.waiting_event 📋Chrome9/15/2009 Firefox8/16/2011700
api.HTMLProgressElement 📋Chrome9/2/2010 Firefox8/16/2011348
api.HTMLProgressElement.max 📋Chrome9/2/2010 Firefox8/16/2011348
api.HTMLProgressElement.position 📋Chrome9/2/2010 Firefox8/16/2011348
api.HTMLProgressElement.value 📋Chrome9/2/2010 Firefox8/16/2011348
api.HTMLTextAreaElement.select_event 📋Chrome12/11/2008 Firefox8/16/2011978
api.HashChangeEvent.newURL 📋Chrome12/2/2010 Firefox8/16/2011257
api.HashChangeEvent.oldURL 📋Chrome12/2/2010 Firefox8/16/2011257
api.MediaQueryList 📋Chrome2/3/2011 Firefox8/16/2011194
api.MediaQueryList.addListener 📋Chrome2/3/2011 Firefox8/16/2011194
api.MediaQueryList.matches 📋Chrome2/3/2011 Firefox8/16/2011194
api.MediaQueryList.media 📋Chrome2/3/2011 Firefox8/16/2011194
api.MediaQueryList.removeListener 📋Chrome2/3/2011 Firefox8/16/2011194
api.OES_texture_float 📋Chrome3/8/2011 Firefox8/16/2011161
api.Window.blur_event 📋Chrome5/25/2010 Firefox8/16/2011448
api.Window.deviceorientation_event 📋Chrome10/19/2010 Firefox8/16/2011301
api.Window.error_event 📋Chrome3/8/2011 Firefox8/16/2011161
api.Window.focus_event 📋Chrome5/25/2010 Firefox8/16/2011448
api.Window.matchMedia 📋Chrome2/3/2011 Firefox8/16/2011194
api.Window.pagehide_event 📋Chrome9/15/2009 Firefox8/16/2011700
api.Window.pageshow_event 📋Chrome9/15/2009 Firefox8/16/2011700
api.XMLHttpRequest.response 📋Chrome2/3/2011 Firefox8/16/2011194
api.console.trace_static 📋Chrome5/21/2009 Firefox8/16/2011817
css.selectors.indeterminate.progress Chrome9/2/2010 Firefox8/16/2011348
html.elements.progress 📋Chrome9/2/2010 Firefox8/16/2011348
html.elements.progress.max 📋Chrome9/2/2010 Firefox8/16/2011348
html.elements.progress.value Chrome9/2/2010 Firefox8/16/2011348
html.global_attributes.data_attributes 📋Chrome10/19/2010 Firefox8/16/2011301
api.File.name 📋Firefox1/21/2010 Chrome8/2/2011558
api.Navigator.registerProtocolHandler 📋Firefox10/24/2006 Chrome8/2/20111743
api.Navigator.registerProtocolHandler.scheme_parameter_mailto Firefox10/24/2006 Chrome8/2/20111743
api.Navigator.registerProtocolHandler.scheme_parameter_mms Firefox10/24/2006 Chrome8/2/20111743
api.Navigator.registerProtocolHandler.scheme_parameter_news Firefox10/24/2006 Chrome8/2/20111743
api.Navigator.registerProtocolHandler.scheme_parameter_nntp Firefox10/24/2006 Chrome8/2/20111743
api.Navigator.registerProtocolHandler.scheme_parameter_sms Firefox10/24/2006 Chrome8/2/20111743
api.Navigator.registerProtocolHandler.scheme_parameter_tel Firefox10/24/2006 Chrome8/2/20111743
api.Navigator.registerProtocolHandler.scheme_parameter_urn Firefox10/24/2006 Chrome8/2/20111743
api.Navigator.registerProtocolHandler.scheme_parameter_webcal Firefox10/24/2006 Chrome8/2/20111743
css.properties.image-rendering 📋Firefox1/21/2010 Chrome8/2/2011558
css.properties.text-rendering.geometricPrecision Firefox11/9/2004 Chrome8/2/20112457

2011/6

API First Browser Date Last Browser Date Days
api.CSSKeyframeRule.keyText 📋Chrome12/11/2008 Firefox6/21/2011922
api.CSSKeyframeRule.style 📋Chrome12/11/2008 Firefox6/21/2011922
api.CSSKeyframesRule.cssRules 📋Chrome12/11/2008 Firefox6/21/2011922
api.CSSKeyframesRule.deleteRule 📋Chrome12/11/2008 Firefox6/21/2011922
api.CSSKeyframesRule.findRule 📋Chrome12/11/2008 Firefox6/21/2011922
api.CSSKeyframesRule.name 📋Chrome12/11/2008 Firefox6/21/2011922
api.console.debug_static 📋Chrome5/21/2009 Firefox6/21/2011761
css.properties.resize.block_level_support Chrome1/25/2010 Firefox6/21/2011512
api.HTMLAnchorElement.ping 📋Firefox11/9/2004 Chrome6/7/20112401
api.HTMLAreaElement.ping 📋Firefox11/9/2004 Chrome6/7/20112401
html.elements.a.ping 📋Firefox11/9/2004 Chrome6/7/20112401
html.elements.area.ping 📋Firefox11/9/2004 Chrome6/7/20112401

2011/4

API First Browser Date Last Browser Date Days
api.Window.getComputedStyle.pseudo_element_support Firefox6/30/2009 Chrome4/27/2011666
css.properties.quotes 📋Firefox11/29/2005 Chrome4/27/20111975

2011/3

API First Browser Date Last Browser Date Days
api.Blob 📋Chrome5/25/2010 Firefox3/22/2011301
api.Blob.size 📋Chrome5/25/2010 Firefox3/22/2011301
api.Blob.type 📋Chrome5/25/2010 Firefox3/22/2011301
api.DOMImplementation.createHTMLDocument 📋Chrome12/11/2008 Firefox3/22/2011831
api.Document.head 📋Chrome1/25/2010 Firefox3/22/2011421
api.Document.readystatechange_event 📋Chrome2/3/2011 Firefox3/22/201147
api.FormData 📋Chrome5/25/2010 Firefox3/22/2011301
api.FormData.FormData 📋Chrome5/25/2010 Firefox3/22/2011301
api.FormData.append 📋Chrome5/25/2010 Firefox3/22/2011301
api.HTMLButtonElement.checkValidity 📋Chrome1/25/2010 Firefox3/22/2011421
api.HTMLButtonElement.formAction 📋Chrome2/3/2011 Firefox3/22/201147
api.HTMLButtonElement.formEnctype 📋Chrome2/3/2011 Firefox3/22/201147
api.HTMLButtonElement.formMethod 📋Chrome2/3/2011 Firefox3/22/201147
api.HTMLButtonElement.formNoValidate 📋Chrome1/25/2010 Firefox3/22/2011421
api.HTMLButtonElement.formTarget 📋Chrome2/3/2011 Firefox3/22/201147
api.HTMLButtonElement.setCustomValidity 📋Chrome1/25/2010 Firefox3/22/2011421
api.HTMLButtonElement.validationMessage 📋Chrome5/25/2010 Firefox3/22/2011301
api.HTMLButtonElement.validity 📋Chrome1/25/2010 Firefox3/22/2011421
api.HTMLButtonElement.willValidate 📋Chrome5/21/2009 Firefox3/22/2011670
api.HTMLCanvasElement.webglcontextlost_event 📋Chrome2/3/2011 Firefox3/22/201147
api.HTMLCanvasElement.webglcontextrestored_event 📋Chrome2/3/2011 Firefox3/22/201147
api.HTMLElement.hidden 📋Chrome9/2/2010 Firefox3/22/2011201
api.HTMLElement.isContentEditable 📋Chrome12/11/2008 Firefox3/22/2011831
api.HTMLFieldSetElement.checkValidity 📋Chrome1/25/2010 Firefox3/22/2011421
api.HTMLFieldSetElement.setCustomValidity 📋Chrome1/25/2010 Firefox3/22/2011421
api.HTMLFieldSetElement.validationMessage 📋Chrome5/25/2010 Firefox3/22/2011301
api.HTMLFieldSetElement.validity 📋Chrome1/25/2010 Firefox3/22/2011421
api.HTMLFieldSetElement.willValidate 📋Chrome5/21/2009 Firefox3/22/2011670
api.HTMLFormElement.checkValidity 📋Chrome1/25/2010 Firefox3/22/2011421
api.HTMLFormElement.noValidate 📋Chrome1/25/2010 Firefox3/22/2011421
api.HTMLInputElement.checkValidity 📋Chrome1/25/2010 Firefox3/22/2011421
api.HTMLInputElement.formAction 📋Chrome2/3/2011 Firefox3/22/201147
api.HTMLInputElement.formEnctype 📋Chrome2/3/2011 Firefox3/22/201147
api.HTMLInputElement.formMethod 📋Chrome2/3/2011 Firefox3/22/201147
api.HTMLInputElement.formNoValidate 📋Chrome1/25/2010 Firefox3/22/2011421
api.HTMLInputElement.formTarget 📋Chrome2/3/2011 Firefox3/22/201147
api.HTMLInputElement.invalid_event 📋Chrome3/8/2011 Firefox3/22/201114
api.HTMLInputElement.pattern 📋Chrome1/25/2010 Firefox3/22/2011421
api.HTMLInputElement.placeholder 📋Chrome9/15/2009 Firefox3/22/2011553
api.HTMLInputElement.required 📋Chrome1/25/2010 Firefox3/22/2011421
api.HTMLInputElement.setCustomValidity 📋Chrome1/25/2010 Firefox3/22/2011421
api.HTMLInputElement.validationMessage 📋Chrome5/25/2010 Firefox3/22/2011301
api.HTMLInputElement.validity 📋Chrome1/25/2010 Firefox3/22/2011421
api.HTMLInputElement.willValidate 📋Chrome5/21/2009 Firefox3/22/2011670
api.HTMLLabelElement.control 📋Chrome9/2/2010 Firefox3/22/2011201
api.HTMLMediaElement.buffered 📋Chrome9/15/2009 Firefox3/22/2011553
api.HTMLMediaElement.preload 📋Chrome5/25/2010 Firefox3/22/2011301
api.HTMLObjectElement.checkValidity 📋Chrome3/8/2011 Firefox3/22/201114
api.HTMLObjectElement.setCustomValidity 📋Chrome3/8/2011 Firefox3/22/201114
api.HTMLObjectElement.validationMessage 📋Chrome3/8/2011 Firefox3/22/201114
api.HTMLObjectElement.validity 📋Chrome3/8/2011 Firefox3/22/201114
api.HTMLObjectElement.willValidate 📋Chrome1/25/2010 Firefox3/22/2011421
api.HTMLOptionsCollection.remove 📋Chrome12/11/2008 Firefox3/22/2011831
api.HTMLOutputElement 📋Chrome2/3/2011 Firefox3/22/201147
api.HTMLOutputElement.checkValidity 📋Chrome2/3/2011 Firefox3/22/201147
api.HTMLOutputElement.defaultValue 📋Chrome2/3/2011 Firefox3/22/201147
api.HTMLOutputElement.form 📋Chrome2/3/2011 Firefox3/22/201147
api.HTMLOutputElement.htmlFor 📋Chrome2/3/2011 Firefox3/22/201147
api.HTMLOutputElement.name 📋Chrome2/3/2011 Firefox3/22/201147
api.HTMLOutputElement.setCustomValidity 📋Chrome2/3/2011 Firefox3/22/201147
api.HTMLOutputElement.type 📋Chrome2/3/2011 Firefox3/22/201147
api.HTMLOutputElement.validationMessage 📋Chrome2/3/2011 Firefox3/22/201147
api.HTMLOutputElement.validity 📋Chrome2/3/2011 Firefox3/22/201147
api.HTMLOutputElement.value 📋Chrome2/3/2011 Firefox3/22/201147
api.HTMLOutputElement.willValidate 📋Chrome2/3/2011 Firefox3/22/201147
api.HTMLSelectElement.checkValidity 📋Chrome1/25/2010 Firefox3/22/2011421
api.HTMLSelectElement.required 📋Chrome3/8/2011 Firefox3/22/201114
api.HTMLSelectElement.setCustomValidity 📋Chrome1/25/2010 Firefox3/22/2011421
api.HTMLSelectElement.validationMessage 📋Chrome5/25/2010 Firefox3/22/2011301
api.HTMLSelectElement.validity 📋Chrome1/25/2010 Firefox3/22/2011421
api.HTMLSelectElement.willValidate 📋Chrome5/21/2009 Firefox3/22/2011670
api.HTMLTextAreaElement.checkValidity 📋Chrome1/25/2010 Firefox3/22/2011421
api.HTMLTextAreaElement.maxLength 📋Chrome1/25/2010 Firefox3/22/2011421
api.HTMLTextAreaElement.placeholder 📋Chrome1/25/2010 Firefox3/22/2011421
api.HTMLTextAreaElement.required 📋Chrome1/25/2010 Firefox3/22/2011421
api.HTMLTextAreaElement.setCustomValidity 📋Chrome1/25/2010 Firefox3/22/2011421
api.HTMLTextAreaElement.validationMessage 📋Chrome5/25/2010 Firefox3/22/2011301
api.HTMLTextAreaElement.validity 📋Chrome1/25/2010 Firefox3/22/2011421
api.HTMLTextAreaElement.willValidate 📋Chrome5/21/2009 Firefox3/22/2011670
api.History.pushState 📋Chrome5/25/2010 Firefox3/22/2011301
api.History.replaceState 📋Chrome5/25/2010 Firefox3/22/2011301
api.MediaError 📋Chrome9/15/2009 Firefox3/22/2011553
api.PopStateEvent 📋Chrome1/25/2010 Firefox3/22/2011421
api.PopStateEvent.state 📋Chrome1/25/2010 Firefox3/22/2011421
api.Range.getBoundingClientRect 📋Chrome1/25/2010 Firefox3/22/2011421
api.Range.getClientRects 📋Chrome1/25/2010 Firefox3/22/2011421
api.SVGAElement.href 📋Chrome12/11/2008 Firefox3/22/2011831
api.SVGAnimateElement 📋Chrome5/21/2009 Firefox3/22/2011670
api.SVGAnimateTransformElement 📋Chrome5/21/2009 Firefox3/22/2011670
api.SVGAnimationElement 📋Chrome5/21/2009 Firefox3/22/2011670
api.SVGAnimationElement.beginElement Chrome5/21/2009 Firefox3/22/2011670
api.SVGAnimationElement.beginElementAt Chrome5/21/2009 Firefox3/22/2011670
api.SVGAnimationElement.endElement Chrome5/21/2009 Firefox3/22/2011670
api.SVGAnimationElement.endElementAt Chrome5/21/2009 Firefox3/22/2011670
api.SVGAnimationElement.getCurrentTime Chrome5/21/2009 Firefox3/22/2011670
api.SVGAnimationElement.getSimpleDuration Chrome5/21/2009 Firefox3/22/2011670
api.SVGAnimationElement.getStartTime Chrome5/21/2009 Firefox3/22/2011670
api.SVGAnimationElement.targetElement 📋Chrome5/21/2009 Firefox3/22/2011670
api.SVGElement.load_event 📋Chrome12/11/2008 Firefox3/22/2011831
api.SVGSetElement 📋Chrome5/21/2009 Firefox3/22/2011670
api.Selection.modify 📋Chrome12/11/2008 Firefox3/22/2011831
api.TimeRanges 📋Chrome9/2/2010 Firefox3/22/2011201
api.TimeRanges.end 📋Chrome9/2/2010 Firefox3/22/2011201
api.TimeRanges.length 📋Chrome9/2/2010 Firefox3/22/2011201
api.TimeRanges.start 📋Chrome9/2/2010 Firefox3/22/2011201
api.TransitionEvent.elapsedTime 📋Chrome5/21/2009 Firefox3/22/2011670
api.TransitionEvent.propertyName 📋Chrome5/21/2009 Firefox3/22/2011670
api.TreeWalker 📋Chrome12/11/2008 Firefox3/22/2011831
api.TreeWalker.currentNode 📋Chrome12/11/2008 Firefox3/22/2011831
api.TreeWalker.filter 📋Chrome12/11/2008 Firefox3/22/2011831
api.TreeWalker.firstChild 📋Chrome12/11/2008 Firefox3/22/2011831
api.TreeWalker.lastChild 📋Chrome12/11/2008 Firefox3/22/2011831
api.TreeWalker.nextNode 📋Chrome12/11/2008 Firefox3/22/2011831
api.TreeWalker.nextSibling 📋Chrome12/11/2008 Firefox3/22/2011831
api.TreeWalker.parentNode 📋Chrome12/11/2008 Firefox3/22/2011831
api.TreeWalker.previousNode 📋Chrome12/11/2008 Firefox3/22/2011831
api.TreeWalker.previousSibling 📋Chrome12/11/2008 Firefox3/22/2011831
api.TreeWalker.root 📋Chrome12/11/2008 Firefox3/22/2011831
api.TreeWalker.whatToShow 📋Chrome12/11/2008 Firefox3/22/2011831
api.ValidityState 📋Chrome1/25/2010 Firefox3/22/2011421
api.ValidityState.customError 📋Chrome1/25/2010 Firefox3/22/2011421
api.ValidityState.patternMismatch 📋Chrome1/25/2010 Firefox3/22/2011421
api.ValidityState.rangeOverflow 📋Chrome1/25/2010 Firefox3/22/2011421
api.ValidityState.rangeUnderflow 📋Chrome1/25/2010 Firefox3/22/2011421
api.ValidityState.stepMismatch 📋Chrome1/25/2010 Firefox3/22/2011421
api.ValidityState.tooLong 📋Chrome1/25/2010 Firefox3/22/2011421
api.ValidityState.typeMismatch 📋Chrome1/25/2010 Firefox3/22/2011421
api.ValidityState.valid 📋Chrome1/25/2010 Firefox3/22/2011421
api.ValidityState.valueMissing 📋Chrome1/25/2010 Firefox3/22/2011421
api.WebGLActiveInfo 📋Chrome3/8/2011 Firefox3/22/201114
api.WebGLActiveInfo.name 📋Chrome3/8/2011 Firefox3/22/201114
api.WebGLActiveInfo.size 📋Chrome3/8/2011 Firefox3/22/201114
api.WebGLActiveInfo.type 📋Chrome3/8/2011 Firefox3/22/201114
api.WebGLBuffer 📋Chrome3/8/2011 Firefox3/22/201114
api.WebGLFramebuffer 📋Chrome3/8/2011 Firefox3/22/201114
api.WebGLProgram 📋Chrome3/8/2011 Firefox3/22/201114
api.WebGLRenderbuffer 📋Chrome3/8/2011 Firefox3/22/201114
api.WebGLRenderingContext 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.activeTexture 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.attachShader 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.bindAttribLocation 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.bindBuffer 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.bindFramebuffer 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.bindRenderbuffer 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.bindTexture 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.blendColor 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.blendEquation 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.blendEquationSeparate 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.blendFunc 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.blendFuncSeparate 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.bufferData 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.bufferSubData 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.canvas 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.checkFramebufferStatus 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.clear 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.clearColor 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.clearDepth 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.clearStencil 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.colorMask 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.compileShader 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.compressedTexImage2D 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.compressedTexSubImage2D 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.copyTexImage2D 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.copyTexSubImage2D 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.createBuffer 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.createFramebuffer 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.createProgram 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.createRenderbuffer 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.createShader 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.createTexture 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.cullFace 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.deleteBuffer 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.deleteFramebuffer 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.deleteProgram 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.deleteRenderbuffer 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.deleteShader 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.deleteTexture 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.depthFunc 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.depthMask 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.depthRange 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.detachShader 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.disable 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.disableVertexAttribArray 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.drawArrays 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.drawElements 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.drawingBufferHeight 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.drawingBufferWidth 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.enable 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.enableVertexAttribArray 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.finish 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.flush 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.framebufferRenderbuffer 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.framebufferTexture2D 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.frontFace 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.generateMipmap 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.getActiveAttrib 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.getActiveUniform 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.getAttachedShaders 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.getAttribLocation 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.getBufferParameter 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.getContextAttributes 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.getError 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.getExtension 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.getFramebufferAttachmentParameter 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.getParameter 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.getProgramInfoLog 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.getProgramParameter 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.getRenderbufferParameter 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.getShaderInfoLog 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.getShaderParameter 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.getShaderPrecisionFormat 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.getShaderSource 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.getSupportedExtensions 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.getTexParameter 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.getUniform 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.getUniformLocation 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.getVertexAttrib 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.getVertexAttribOffset 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.hint 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.isBuffer 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.isContextLost 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.isEnabled 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.isFramebuffer 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.isProgram 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.isRenderbuffer 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.isShader 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.isTexture 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.lineWidth 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.linkProgram 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.pixelStorei 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.polygonOffset 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.readPixels 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.renderbufferStorage 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.sampleCoverage 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.scissor 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.shaderSource 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.stencilFunc 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.stencilFuncSeparate 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.stencilMask 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.stencilMaskSeparate 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.stencilOp 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.stencilOpSeparate 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.texImage2D 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.texParameterf 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.texParameteri 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.texSubImage2D 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.uniform1f 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.uniform1fv 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.uniform1i 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.uniform1iv 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.uniform2f 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.uniform2fv 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.uniform2i 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.uniform2iv 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.uniform3f 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.uniform3fv 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.uniform3i 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.uniform3iv 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.uniform4f 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.uniform4fv 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.uniform4i 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.uniform4iv 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.uniformMatrix2fv 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.uniformMatrix3fv 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.uniformMatrix4fv 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.useProgram 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.validateProgram 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.vertexAttrib1f 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.vertexAttrib1fv 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.vertexAttrib2f 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.vertexAttrib2fv 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.vertexAttrib3f 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.vertexAttrib3fv 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.vertexAttrib4f 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.vertexAttrib4fv 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.vertexAttribPointer 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLRenderingContext.viewport 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLShader 📋Chrome3/8/2011 Firefox3/22/201114
api.WebGLShaderPrecisionFormat 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLShaderPrecisionFormat.precision 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLShaderPrecisionFormat.rangeMax 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLShaderPrecisionFormat.rangeMin 📋Chrome2/3/2011 Firefox3/22/201147
api.WebGLTexture 📋Chrome3/8/2011 Firefox3/22/201114
api.WebGLUniformLocation 📋Chrome3/8/2011 Firefox3/22/201114
api.Window.popstate_event 📋Chrome5/25/2010 Firefox3/22/2011301
api.WorkerGlobalScope.importScripts 📋Chrome1/25/2010 Firefox3/22/2011421
api.console 📋Chrome12/11/2008 Firefox3/22/2011831
api.console.error_static 📋Chrome12/11/2008 Firefox3/22/2011831
api.console.info_static 📋Chrome12/11/2008 Firefox3/22/2011831
api.console.log_static 📋Chrome12/11/2008 Firefox3/22/2011831
api.console.warn_static 📋Chrome12/11/2008 Firefox3/22/2011831
css.properties.background.SVG_image_as_background Chrome12/11/2008 Firefox3/22/2011831
css.properties.background-clip 📋Chrome12/11/2008 Firefox3/22/2011831
css.properties.background-clip.content-box Chrome12/11/2008 Firefox3/22/2011831
css.properties.background-image.svg_images Chrome12/2/2010 Firefox3/22/2011110
css.properties.background-origin 📋Chrome12/11/2008 Firefox3/22/2011831
css.properties.background-origin.content-box Chrome12/11/2008 Firefox3/22/2011831
css.properties.background-size 📋Chrome9/15/2009 Firefox3/22/2011553
css.properties.border-bottom-left-radius 📋Chrome1/25/2010 Firefox3/22/2011421
css.properties.border-bottom-left-radius.percentages Chrome1/25/2010 Firefox3/22/2011421
css.properties.border-bottom-right-radius 📋Chrome1/25/2010 Firefox3/22/2011421
css.properties.border-bottom-right-radius.percentages Chrome1/25/2010 Firefox3/22/2011421
css.properties.border-radius 📋Chrome1/25/2010 Firefox3/22/2011421
css.properties.border-radius.4_values_for_4_corners Chrome1/25/2010 Firefox3/22/2011421
css.properties.border-radius.elliptical_borders Chrome12/11/2008 Firefox3/22/2011831
css.properties.border-radius.percentages Chrome12/2/2010 Firefox3/22/2011110
css.properties.border-top-left-radius 📋Chrome1/25/2010 Firefox3/22/2011421
css.properties.border-top-left-radius.percentages Chrome1/25/2010 Firefox3/22/2011421
css.properties.border-top-right-radius 📋Chrome1/25/2010 Firefox3/22/2011421
css.properties.border-top-right-radius.percentages Chrome1/25/2010 Firefox3/22/2011421
css.properties.box-shadow 📋Chrome3/8/2011 Firefox3/22/201114
css.properties.box-shadow.inset Chrome3/8/2011 Firefox3/22/201114
css.properties.box-shadow.multiple_shadows Chrome3/8/2011 Firefox3/22/201114
css.properties.box-shadow.spread_radius Chrome3/8/2011 Firefox3/22/201114
css.properties.resize 📋Chrome12/11/2008 Firefox3/22/2011831
css.selectors.default 📋Chrome3/8/2011 Firefox3/22/201114
css.selectors.invalid 📋Chrome3/8/2011 Firefox3/22/201114
css.selectors.optional 📋Chrome3/8/2011 Firefox3/22/201114
css.selectors.required 📋Chrome3/8/2011 Firefox3/22/201114
css.selectors.valid 📋Chrome3/8/2011 Firefox3/22/201114
css.selectors.visited.privacy_measures Chrome9/2/2010 Firefox3/22/2011201
css.types.easing-function 📋Chrome1/25/2010 Firefox3/22/2011421
css.types.easing-function.steps Chrome12/2/2010 Firefox3/22/2011110
css.types.time 📋Chrome12/11/2008 Firefox3/22/2011831
css.types.time-percentage 📋Chrome12/11/2008 Firefox3/22/2011831
html.elements.article 📋Chrome5/25/2010 Firefox3/22/2011301
html.elements.aside 📋Chrome5/25/2010 Firefox3/22/2011301
html.elements.audio.preload 📋Chrome9/15/2009 Firefox3/22/2011553
html.elements.base.href.relative_url Chrome12/11/2008 Firefox3/22/2011831
html.elements.button.form Chrome2/3/2011 Firefox3/22/201147
html.elements.button.formaction Chrome2/3/2011 Firefox3/22/201147
html.elements.button.formenctype Chrome2/3/2011 Firefox3/22/201147
html.elements.button.formmethod Chrome2/3/2011 Firefox3/22/201147
html.elements.button.formnovalidate Chrome2/3/2011 Firefox3/22/201147
html.elements.button.formtarget Chrome2/3/2011 Firefox3/22/201147
html.elements.figcaption 📋Chrome12/2/2010 Firefox3/22/2011110
html.elements.figure 📋Chrome12/2/2010 Firefox3/22/2011110
html.elements.footer 📋Chrome5/25/2010 Firefox3/22/2011301
html.elements.form.novalidate Chrome3/8/2011 Firefox3/22/201114
html.elements.header 📋Chrome5/25/2010 Firefox3/22/2011301
html.elements.hgroup 📋Chrome5/25/2010 Firefox3/22/2011301
html.elements.input.formaction 📋Chrome2/3/2011 Firefox3/22/201147
html.elements.input.formenctype 📋Chrome2/3/2011 Firefox3/22/201147
html.elements.input.formmethod 📋Chrome2/3/2011 Firefox3/22/201147
html.elements.input.formnovalidate 📋Chrome1/25/2010 Firefox3/22/2011421
html.elements.input.formtarget 📋Chrome2/3/2011 Firefox3/22/201147
html.elements.input.pattern 📋Chrome1/25/2010 Firefox3/22/2011421
html.elements.input.placeholder 📋Chrome9/15/2009 Firefox3/22/2011553
html.elements.input.type_search 📋Chrome5/25/2010 Firefox3/22/2011301
html.elements.mark 📋Chrome10/19/2010 Firefox3/22/2011154
html.elements.nav 📋Chrome5/25/2010 Firefox3/22/2011301
html.elements.output 📋Chrome3/8/2011 Firefox3/22/201114
html.elements.output.for 📋Chrome3/8/2011 Firefox3/22/201114
html.elements.output.form Chrome3/8/2011 Firefox3/22/201114
html.elements.output.name Chrome3/8/2011 Firefox3/22/201114
html.elements.plaintext 📋Chrome12/11/2008 Firefox3/22/2011831
html.elements.section 📋Chrome5/25/2010 Firefox3/22/2011301
html.elements.select.required 📋Chrome3/8/2011 Firefox3/22/201114
html.elements.textarea.maxlength 📋Chrome1/25/2010 Firefox3/22/2011421
html.elements.textarea.placeholder Chrome1/25/2010 Firefox3/22/2011421
html.elements.textarea.required Chrome1/25/2010 Firefox3/22/2011421
html.elements.video.preload 📋Chrome9/15/2009 Firefox3/22/2011553
html.global_attributes.hidden 📋Chrome3/8/2011 Firefox3/22/201114
javascript.builtins.Array.isArray 📋Chrome1/25/2010 Firefox3/22/2011421
javascript.builtins.ArrayBuffer 📋Chrome10/19/2010 Firefox3/22/2011154
javascript.builtins.ArrayBuffer.ArrayBuffer 📋Chrome10/19/2010 Firefox3/22/2011154
javascript.builtins.ArrayBuffer.byteLength 📋Chrome10/19/2010 Firefox3/22/2011154
javascript.builtins.Date.parse.iso_8601 Chrome9/2/2010 Firefox3/22/2011201
javascript.builtins.Float32Array 📋Chrome10/19/2010 Firefox3/22/2011154
javascript.builtins.Float32Array.Float32Array 📋Chrome10/19/2010 Firefox3/22/2011154
javascript.builtins.Float64Array 📋Chrome10/19/2010 Firefox3/22/2011154
javascript.builtins.Float64Array.Float64Array 📋Chrome10/19/2010 Firefox3/22/2011154
javascript.builtins.Function.bind 📋Chrome10/19/2010 Firefox3/22/2011154
javascript.builtins.Int16Array 📋Chrome10/19/2010 Firefox3/22/2011154
javascript.builtins.Int16Array.Int16Array 📋Chrome10/19/2010 Firefox3/22/2011154
javascript.builtins.Int32Array 📋Chrome10/19/2010 Firefox3/22/2011154
javascript.builtins.Int32Array.Int32Array 📋Chrome10/19/2010 Firefox3/22/2011154
javascript.builtins.Int8Array 📋Chrome10/19/2010 Firefox3/22/2011154
javascript.builtins.Int8Array.Int8Array 📋Chrome10/19/2010 Firefox3/22/2011154
javascript.builtins.Object.create 📋Chrome5/25/2010 Firefox3/22/2011301
javascript.builtins.Object.defineProperties 📋Chrome5/25/2010 Firefox3/22/2011301
javascript.builtins.Object.defineProperty 📋Chrome5/25/2010 Firefox3/22/2011301
javascript.builtins.Object.freeze 📋Chrome9/2/2010 Firefox3/22/2011201
javascript.builtins.Object.getOwnPropertyDescriptor 📋Chrome5/25/2010 Firefox3/22/2011301
javascript.builtins.Object.getOwnPropertyNames 📋Chrome5/25/2010 Firefox3/22/2011301
javascript.builtins.Object.isExtensible 📋Chrome9/2/2010 Firefox3/22/2011201
javascript.builtins.Object.isFrozen 📋Chrome9/2/2010 Firefox3/22/2011201
javascript.builtins.Object.isSealed 📋Chrome9/2/2010 Firefox3/22/2011201
javascript.builtins.Object.keys 📋Chrome5/25/2010 Firefox3/22/2011301
javascript.builtins.Object.preventExtensions 📋Chrome9/2/2010 Firefox3/22/2011201
javascript.builtins.Object.seal 📋Chrome9/2/2010 Firefox3/22/2011201
javascript.builtins.TypedArray 📋Chrome10/19/2010 Firefox3/22/2011154
javascript.builtins.TypedArray.BYTES_PER_ELEMENT 📋Chrome10/19/2010 Firefox3/22/2011154
javascript.builtins.TypedArray.buffer 📋Chrome10/19/2010 Firefox3/22/2011154
javascript.builtins.TypedArray.byteLength 📋Chrome10/19/2010 Firefox3/22/2011154
javascript.builtins.TypedArray.byteOffset 📋Chrome10/19/2010 Firefox3/22/2011154
javascript.builtins.TypedArray.length 📋Chrome10/19/2010 Firefox3/22/2011154
javascript.builtins.TypedArray.name 📋Chrome10/19/2010 Firefox3/22/2011154
javascript.builtins.TypedArray.set 📋Chrome10/19/2010 Firefox3/22/2011154
javascript.builtins.TypedArray.subarray 📋Chrome10/19/2010 Firefox3/22/2011154
javascript.builtins.Uint16Array 📋Chrome10/19/2010 Firefox3/22/2011154
javascript.builtins.Uint16Array.Uint16Array 📋Chrome10/19/2010 Firefox3/22/2011154
javascript.builtins.Uint32Array 📋Chrome10/19/2010 Firefox3/22/2011154
javascript.builtins.Uint32Array.Uint32Array 📋Chrome10/19/2010 Firefox3/22/2011154
javascript.builtins.Uint8Array 📋Chrome10/19/2010 Firefox3/22/2011154
javascript.builtins.Uint8Array.Uint8Array 📋Chrome10/19/2010 Firefox3/22/2011154
javascript.builtins.Uint8ClampedArray 📋Chrome10/19/2010 Firefox3/22/2011154
javascript.builtins.Uint8ClampedArray.Uint8ClampedArray 📋Chrome10/19/2010 Firefox3/22/2011154
api.SVGElement.error_event 📋Firefox11/29/2005 Chrome3/8/20111925

2011/2

API First Browser Date Last Browser Date Days
api.External.IsSearchProviderInstalled 📋Firefox10/24/2006 Chrome2/3/20111563
api.HTMLElement.click 📋Firefox6/17/2008 Chrome2/3/2011961
api.HTMLElement.spellcheck 📋Firefox10/24/2006 Chrome2/3/20111563
html.elements.textarea.spellcheck Firefox10/24/2006 Chrome2/3/20111563
html.global_attributes.spellcheck 📋Firefox11/9/2004 Chrome2/3/20112277

2010/12

API First Browser Date Last Browser Date Days
api.DOMTokenList 📋Firefox1/21/2010 Chrome12/2/2010315
api.DOMTokenList.add 📋Firefox1/21/2010 Chrome12/2/2010315
api.DOMTokenList.contains 📋Firefox1/21/2010 Chrome12/2/2010315
api.DOMTokenList.item 📋Firefox1/21/2010 Chrome12/2/2010315
api.DOMTokenList.length 📋Firefox1/21/2010 Chrome12/2/2010315
api.DOMTokenList.remove 📋Firefox1/21/2010 Chrome12/2/2010315
api.DOMTokenList.toString 📋Firefox1/21/2010 Chrome12/2/2010315
api.DOMTokenList.toggle 📋Firefox1/21/2010 Chrome12/2/2010315
api.HashChangeEvent 📋Firefox1/21/2010 Chrome12/2/2010315
api.Window.hashchange_event 📋Firefox1/21/2010 Chrome12/2/2010315
html.elements.link.rel.prefetch 📋Firefox10/24/2006 Chrome12/2/20101500

2010/10

API First Browser Date Last Browser Date Days
api.SVGSVGElement.getElementById 📋Firefox11/29/2005 Chrome10/19/20101785

2010/9

API First Browser Date Last Browser Date Days
api.FileReader 📋Firefox1/21/2010 Chrome9/2/2010224
api.FileReader.FileReader 📋Firefox1/21/2010 Chrome9/2/2010224
api.FileReader.abort 📋Firefox1/21/2010 Chrome9/2/2010224
api.FileReader.abort_event 📋Firefox1/21/2010 Chrome9/2/2010224
api.FileReader.error 📋Firefox1/21/2010 Chrome9/2/2010224
api.FileReader.error_event 📋Firefox1/21/2010 Chrome9/2/2010224
api.FileReader.load_event 📋Firefox1/21/2010 Chrome9/2/2010224
api.FileReader.loadend_event 📋Firefox1/21/2010 Chrome9/2/2010224
api.FileReader.progress_event 📋Firefox1/21/2010 Chrome9/2/2010224
api.FileReader.readAsArrayBuffer 📋Firefox1/21/2010 Chrome9/2/2010224
api.FileReader.readAsBinaryString 📋Firefox1/21/2010 Chrome9/2/2010224
api.FileReader.readAsDataURL 📋Firefox1/21/2010 Chrome9/2/2010224
api.FileReader.readAsText 📋Firefox1/21/2010 Chrome9/2/2010224
api.FileReader.readyState 📋Firefox1/21/2010 Chrome9/2/2010224
api.FileReader.result 📋Firefox1/21/2010 Chrome9/2/2010224
api.HTMLScriptElement.async 📋Firefox1/21/2010 Chrome9/2/2010224
api.SVGAnimatedBoolean 📋Firefox6/17/2008 Chrome9/2/2010807
api.SVGAnimatedBoolean.animVal 📋Firefox6/17/2008 Chrome9/2/2010807
api.SVGAnimatedBoolean.baseVal 📋Firefox6/17/2008 Chrome9/2/2010807
api.SVGAnimatedInteger 📋Firefox6/17/2008 Chrome9/2/2010807
api.SVGAnimatedInteger.animVal 📋Firefox6/17/2008 Chrome9/2/2010807
api.SVGAnimatedInteger.baseVal 📋Firefox6/17/2008 Chrome9/2/2010807
api.SVGAnimatedNumberList 📋Firefox11/29/2005 Chrome9/2/20101738
api.SVGAnimatedNumberList.animVal 📋Firefox6/17/2008 Chrome9/2/2010807
api.SVGAnimatedNumberList.baseVal 📋Firefox6/17/2008 Chrome9/2/2010807
api.SVGFEConvolveMatrixElement 📋Firefox6/17/2008 Chrome9/2/2010807
api.SVGFEConvolveMatrixElement.bias 📋Firefox6/17/2008 Chrome9/2/2010807
api.SVGFEConvolveMatrixElement.divisor 📋Firefox6/17/2008 Chrome9/2/2010807
api.SVGFEConvolveMatrixElement.edgeMode 📋Firefox6/17/2008 Chrome9/2/2010807
api.SVGFEConvolveMatrixElement.height 📋Firefox6/17/2008 Chrome9/2/2010807
api.SVGFEConvolveMatrixElement.in1 📋Firefox6/17/2008 Chrome9/2/2010807
api.SVGFEConvolveMatrixElement.kernelMatrix 📋Firefox6/17/2008 Chrome9/2/2010807
api.SVGFEConvolveMatrixElement.kernelUnitLengthX 📋Firefox6/17/2008 Chrome9/2/2010807
api.SVGFEConvolveMatrixElement.kernelUnitLengthY 📋Firefox6/17/2008 Chrome9/2/2010807
api.SVGFEConvolveMatrixElement.orderX 📋Firefox6/17/2008 Chrome9/2/2010807
api.SVGFEConvolveMatrixElement.orderY 📋Firefox6/17/2008 Chrome9/2/2010807
api.SVGFEConvolveMatrixElement.preserveAlpha 📋Firefox6/17/2008 Chrome9/2/2010807
api.SVGFEConvolveMatrixElement.result 📋Firefox6/17/2008 Chrome9/2/2010807
api.SVGFEConvolveMatrixElement.targetX 📋Firefox6/17/2008 Chrome9/2/2010807
api.SVGFEConvolveMatrixElement.targetY 📋Firefox6/17/2008 Chrome9/2/2010807
api.SVGFEConvolveMatrixElement.width 📋Firefox6/17/2008 Chrome9/2/2010807
api.SVGFEConvolveMatrixElement.x 📋Firefox6/17/2008 Chrome9/2/2010807
api.SVGFEConvolveMatrixElement.y 📋Firefox6/17/2008 Chrome9/2/2010807
api.SVGNumberList 📋Firefox11/29/2005 Chrome9/2/20101738
api.SVGNumberList.appendItem Firefox6/17/2008 Chrome9/2/2010807
api.SVGNumberList.clear Firefox6/17/2008 Chrome9/2/2010807
api.SVGNumberList.getItem Firefox6/17/2008 Chrome9/2/2010807
api.SVGNumberList.initialize Firefox6/17/2008 Chrome9/2/2010807
api.SVGNumberList.insertItemBefore Firefox6/17/2008 Chrome9/2/2010807
api.SVGNumberList.numberOfItems Firefox6/17/2008 Chrome9/2/2010807
api.SVGNumberList.removeItem Firefox6/17/2008 Chrome9/2/2010807
api.SVGNumberList.replaceItem Firefox6/17/2008 Chrome9/2/2010807
api.XMLHttpRequest.send.body_FormData_type Firefox10/24/2006 Chrome9/2/20101409
css.at-rules.font-face.WOFF 📋Firefox6/30/2009 Chrome9/2/2010429
css.properties.list-style-type.ethiopic-halehame-ti-er Firefox11/9/2004 Chrome9/2/20102123
css.properties.list-style-type.ethiopic-halehame-ti-et Firefox11/9/2004 Chrome9/2/20102123
css.properties.list-style-type.hangul Firefox11/9/2004 Chrome9/2/20102123
css.properties.list-style-type.hangul-consonant Firefox11/9/2004 Chrome9/2/20102123

2010/5

API First Browser Date Last Browser Date Days
api.Geolocation 📋Firefox6/30/2009 Chrome5/25/2010329
api.Geolocation.clearWatch 📋Firefox6/30/2009 Chrome5/25/2010329
api.Geolocation.getCurrentPosition 📋Firefox6/30/2009 Chrome5/25/2010329
api.Geolocation.watchPosition 📋Firefox6/30/2009 Chrome5/25/2010329
api.GeolocationCoordinates.accuracy 📋Firefox6/30/2009 Chrome5/25/2010329
api.GeolocationCoordinates.altitude 📋Firefox6/30/2009 Chrome5/25/2010329
api.GeolocationCoordinates.altitudeAccuracy 📋Firefox6/30/2009 Chrome5/25/2010329
api.GeolocationCoordinates.heading 📋Firefox6/30/2009 Chrome5/25/2010329
api.GeolocationCoordinates.latitude 📋Firefox6/30/2009 Chrome5/25/2010329
api.GeolocationCoordinates.longitude 📋Firefox6/30/2009 Chrome5/25/2010329
api.GeolocationCoordinates.speed 📋Firefox6/30/2009 Chrome5/25/2010329
api.GeolocationPosition.coords 📋Firefox6/30/2009 Chrome5/25/2010329
api.GeolocationPosition.timestamp 📋Firefox6/30/2009 Chrome5/25/2010329
api.GeolocationPositionError.code 📋Firefox6/30/2009 Chrome5/25/2010329
api.GeolocationPositionError.message 📋Firefox6/30/2009 Chrome5/25/2010329
api.Navigator.geolocation 📋Firefox6/30/2009 Chrome5/25/2010329
api.SVGAnimatedPreserveAspectRatio 📋Firefox11/29/2005 Chrome5/25/20101638
api.SVGComponentTransferFunctionElement 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGComponentTransferFunctionElement.amplitude 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGComponentTransferFunctionElement.exponent 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGComponentTransferFunctionElement.intercept 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGComponentTransferFunctionElement.offset 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGComponentTransferFunctionElement.slope 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGComponentTransferFunctionElement.tableValues 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGComponentTransferFunctionElement.type 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEBlendElement 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEBlendElement.height 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEBlendElement.in1 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEBlendElement.in2 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEBlendElement.mode 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEBlendElement.result 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEBlendElement.width 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEBlendElement.x 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEBlendElement.y 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEColorMatrixElement 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEColorMatrixElement.height 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEColorMatrixElement.in1 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEColorMatrixElement.result 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEColorMatrixElement.type 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEColorMatrixElement.values 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEColorMatrixElement.width 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEColorMatrixElement.x 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEColorMatrixElement.y 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEComponentTransferElement 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEComponentTransferElement.in1 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFECompositeElement 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFECompositeElement.height 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFECompositeElement.in1 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFECompositeElement.in2 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFECompositeElement.k1 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFECompositeElement.k2 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFECompositeElement.k3 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFECompositeElement.k4 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFECompositeElement.operator 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFECompositeElement.result 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFECompositeElement.width 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFECompositeElement.x 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFECompositeElement.y 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEDiffuseLightingElement 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEDiffuseLightingElement.diffuseConstant 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEDiffuseLightingElement.height 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEDiffuseLightingElement.in1 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEDiffuseLightingElement.kernelUnitLengthX 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEDiffuseLightingElement.kernelUnitLengthY 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEDiffuseLightingElement.result 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEDiffuseLightingElement.surfaceScale 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEDiffuseLightingElement.width 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEDiffuseLightingElement.x 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEDiffuseLightingElement.y 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEDisplacementMapElement 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEDisplacementMapElement.height 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEDisplacementMapElement.in1 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEDisplacementMapElement.in2 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEDisplacementMapElement.result 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEDisplacementMapElement.scale 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEDisplacementMapElement.width 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEDisplacementMapElement.x 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEDisplacementMapElement.xChannelSelector 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEDisplacementMapElement.y 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEDisplacementMapElement.yChannelSelector 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEDistantLightElement 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEDistantLightElement.azimuth 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEDistantLightElement.elevation 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEFloodElement 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEFuncAElement 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEFuncBElement 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEFuncGElement 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEFuncRElement 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEGaussianBlurElement 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEGaussianBlurElement.in1 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEGaussianBlurElement.setStdDeviation 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEGaussianBlurElement.stdDeviationX 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEGaussianBlurElement.stdDeviationY 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEImageElement 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEImageElement.height 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEImageElement.href 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEImageElement.result 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEImageElement.width 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEImageElement.x 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEImageElement.y 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEMergeElement 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEMergeElement.height 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEMergeElement.result 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEMergeElement.width 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEMergeElement.x 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEMergeElement.y 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEMergeNodeElement 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEMergeNodeElement.in1 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEMorphologyElement 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEMorphologyElement.height 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEMorphologyElement.in1 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEMorphologyElement.operator 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEMorphologyElement.radiusX 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEMorphologyElement.radiusY 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEMorphologyElement.result 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEMorphologyElement.width 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEMorphologyElement.x 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEMorphologyElement.y 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEOffsetElement 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEOffsetElement.dx 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEOffsetElement.dy 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEOffsetElement.height 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEOffsetElement.in1 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEOffsetElement.result 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEOffsetElement.width 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEOffsetElement.x 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEOffsetElement.y 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEPointLightElement 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEPointLightElement.x 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEPointLightElement.y 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFEPointLightElement.z 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFESpecularLightingElement 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFESpecularLightingElement.height 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFESpecularLightingElement.in1 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFESpecularLightingElement.result 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFESpecularLightingElement.specularConstant 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFESpecularLightingElement.specularExponent 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFESpecularLightingElement.surfaceScale 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFESpecularLightingElement.width 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFESpecularLightingElement.x 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFESpecularLightingElement.y 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFESpotLightElement 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFESpotLightElement.limitingConeAngle 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFESpotLightElement.pointsAtX 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFESpotLightElement.pointsAtY 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFESpotLightElement.pointsAtZ 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFESpotLightElement.specularExponent 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFESpotLightElement.x 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFESpotLightElement.y 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFESpotLightElement.z 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFETileElement 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFETileElement.height 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFETileElement.in1 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFETileElement.result 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFETileElement.width 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFETileElement.x 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFETileElement.y 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFETurbulenceElement 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFETurbulenceElement.baseFrequencyX 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFETurbulenceElement.baseFrequencyY 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFETurbulenceElement.height 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFETurbulenceElement.numOctaves 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFETurbulenceElement.result 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFETurbulenceElement.seed 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFETurbulenceElement.stitchTiles 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFETurbulenceElement.type 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFETurbulenceElement.width 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFETurbulenceElement.x 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFETurbulenceElement.y 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFilterElement 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFilterElement.filterUnits 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFilterElement.height 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFilterElement.href 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFilterElement.primitiveUnits 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFilterElement.width 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFilterElement.x 📋Firefox6/17/2008 Chrome5/25/2010707
api.SVGFilterElement.y 📋Firefox6/17/2008 Chrome5/25/2010707
css.properties.cursor.none Firefox6/17/2008 Chrome5/25/2010707
css.properties.flood-color 📋Firefox6/17/2008 Chrome5/25/2010707
css.properties.flood-opacity 📋Firefox6/17/2008 Chrome5/25/2010707
css.properties.lighting-color 📋Firefox6/17/2008 Chrome5/25/2010707
html.elements.input.type_email 📋Firefox11/9/2004 Chrome5/25/20102023
javascript.builtins.Object.getPrototypeOf 📋Firefox6/30/2009 Chrome5/25/2010329
javascript.statements.debugger 📋Firefox11/9/2004 Chrome5/25/20102023

2010/1

API First Browser Date Last Browser Date Days
api.DedicatedWorkerGlobalScope 📋Firefox6/30/2009 Chrome1/25/2010209
api.DedicatedWorkerGlobalScope.close 📋Firefox6/30/2009 Chrome1/25/2010209
api.DedicatedWorkerGlobalScope.message_event 📋Firefox6/30/2009 Chrome1/25/2010209
api.DedicatedWorkerGlobalScope.postMessage 📋Firefox6/30/2009 Chrome1/25/2010209
api.EventTarget.dispatchEvent 📋Firefox10/24/2006 Chrome1/25/20101189
api.HTMLAudioElement.Audio 📋Firefox6/30/2009 Chrome1/25/2010209
api.HTMLElement.draggable 📋Firefox10/24/2006 Chrome1/25/20101189
api.HTMLTextAreaElement.textLength 📋Firefox11/9/2004 Chrome1/25/20101903
api.MessageEvent.ports 📋Firefox6/17/2008 Chrome1/25/2010587
api.PageTransitionEvent 📋Firefox11/29/2005 Chrome1/25/20101518
api.Storage 📋Firefox6/30/2009 Chrome1/25/2010209
api.Storage.clear 📋Firefox6/30/2009 Chrome1/25/2010209
api.Storage.getItem 📋Firefox6/30/2009 Chrome1/25/2010209
api.Storage.key 📋Firefox6/30/2009 Chrome1/25/2010209
api.Storage.length 📋Firefox6/30/2009 Chrome1/25/2010209
api.Storage.removeItem 📋Firefox6/30/2009 Chrome1/25/2010209
api.Storage.setItem 📋Firefox6/30/2009 Chrome1/25/2010209
api.Window.localStorage 📋Firefox6/30/2009 Chrome1/25/2010209
api.Window.sessionStorage 📋Firefox10/24/2006 Chrome1/25/20101189
api.Worker.Worker 📋Firefox6/30/2009 Chrome1/25/2010209
api.Worker.error_event 📋Firefox6/30/2009 Chrome1/25/2010209
api.Worker.message_event 📋Firefox6/30/2009 Chrome1/25/2010209
api.WorkerGlobalScope 📋Firefox6/30/2009 Chrome1/25/2010209
api.WorkerGlobalScope.error_event 📋Firefox6/30/2009 Chrome1/25/2010209
api.WorkerGlobalScope.location 📋Firefox6/30/2009 Chrome1/25/2010209
api.WorkerGlobalScope.navigator 📋Firefox6/30/2009 Chrome1/25/2010209
api.WorkerGlobalScope.self 📋Firefox6/30/2009 Chrome1/25/2010209
api.WorkerLocation 📋Firefox6/30/2009 Chrome1/25/2010209
api.WorkerLocation.hash 📋Firefox6/30/2009 Chrome1/25/2010209
api.WorkerLocation.host 📋Firefox6/30/2009 Chrome1/25/2010209
api.WorkerLocation.hostname 📋Firefox6/30/2009 Chrome1/25/2010209
api.WorkerLocation.href 📋Firefox6/30/2009 Chrome1/25/2010209
api.WorkerLocation.pathname 📋Firefox6/30/2009 Chrome1/25/2010209
api.WorkerLocation.port 📋Firefox6/30/2009 Chrome1/25/2010209
api.WorkerLocation.protocol 📋Firefox6/30/2009 Chrome1/25/2010209
api.WorkerLocation.search 📋Firefox6/30/2009 Chrome1/25/2010209
api.WorkerLocation.toString 📋Firefox6/30/2009 Chrome1/25/2010209
api.WorkerNavigator 📋Firefox6/30/2009 Chrome1/25/2010209
api.WorkerNavigator.appCodeName 📋Firefox6/30/2009 Chrome1/25/2010209
api.WorkerNavigator.appName 📋Firefox6/30/2009 Chrome1/25/2010209
api.WorkerNavigator.appVersion 📋Firefox6/30/2009 Chrome1/25/2010209
api.WorkerNavigator.language 📋Firefox6/30/2009 Chrome1/25/2010209
api.WorkerNavigator.onLine 📋Firefox6/30/2009 Chrome1/25/2010209
api.WorkerNavigator.platform 📋Firefox6/30/2009 Chrome1/25/2010209
api.WorkerNavigator.product 📋Firefox6/30/2009 Chrome1/25/2010209
api.WorkerNavigator.userAgent 📋Firefox6/30/2009 Chrome1/25/2010209
api.XMLHttpRequest.worker_support Firefox6/30/2009 Chrome1/25/2010209
api.atob 📋Firefox11/9/2004 Chrome1/25/20101903
api.btoa 📋Firefox11/9/2004 Chrome1/25/20101903
css.at-rules.font-face.font-family 📋Firefox6/30/2009 Chrome1/25/2010209
css.at-rules.font-face.font-style 📋Firefox6/30/2009 Chrome1/25/2010209
css.at-rules.font-face.font-variant 📋Firefox6/30/2009 Chrome1/25/2010209
css.at-rules.font-face.font-weight 📋Firefox6/30/2009 Chrome1/25/2010209
css.at-rules.font-face.src 📋Firefox6/30/2009 Chrome1/25/2010209
css.properties.text-rendering 📋Firefox11/9/2004 Chrome1/25/20101903
css.properties.text-rendering.auto Firefox11/9/2004 Chrome1/25/20101903
css.selectors.first-child 📋Firefox6/17/2008 Chrome1/25/2010587
css.selectors.nth-last-child 📋Firefox6/30/2009 Chrome1/25/2010209
css.selectors.nth-last-of-type 📋Firefox6/30/2009 Chrome1/25/2010209
css.types.length.rem Firefox1/21/2010 Chrome1/25/20104
html.elements.link.rel.icon Firefox10/24/2006 Chrome1/25/20101189
html.global_attributes.draggable 📋Firefox10/24/2006 Chrome1/25/20101189
javascript.builtins.String.trim 📋Firefox6/30/2009 Chrome1/25/2010209
api.DataTransfer.files 📋Chrome9/15/2009 Firefox1/21/2010128
api.Document.readyState 📋Chrome12/11/2008 Firefox1/21/2010406
api.HTMLInputElement.indeterminate 📋Chrome12/11/2008 Firefox1/21/2010406
api.HTMLInputElement.multiple 📋Chrome5/21/2009 Firefox1/21/2010245
api.HTMLVideoElement.poster 📋Chrome9/15/2009 Firefox1/21/2010128
css.properties.background.multiple_backgrounds Chrome12/11/2008 Firefox1/21/2010406
css.properties.background-attachment.multiple_backgrounds Chrome12/11/2008 Firefox1/21/2010406
css.properties.background-image.gradients 📋Chrome12/11/2008 Firefox1/21/2010406
css.properties.background-image.multiple_backgrounds Chrome12/11/2008 Firefox1/21/2010406
css.properties.background-position.multiple_backgrounds Chrome12/11/2008 Firefox1/21/2010406
css.properties.background-repeat.multiple_backgrounds Chrome12/11/2008 Firefox1/21/2010406
css.properties.background-size.contain Chrome9/15/2009 Firefox1/21/2010128
css.properties.background-size.cover Chrome9/15/2009 Firefox1/21/2010128
css.properties.pointer-events.html_elements Chrome5/21/2009 Firefox1/21/2010245
css.selectors.indeterminate.checkbox Chrome12/11/2008 Firefox1/21/2010406
css.types.angle 📋Chrome5/21/2009 Firefox1/21/2010245
css.types.angle.deg Chrome5/21/2009 Firefox1/21/2010245
css.types.angle.grad Chrome5/21/2009 Firefox1/21/2010245
css.types.angle.rad Chrome5/21/2009 Firefox1/21/2010245
css.types.angle-percentage 📋Chrome5/21/2009 Firefox1/21/2010245
html.elements.input.multiple 📋Chrome5/21/2009 Firefox1/21/2010245
html.elements.script.async Chrome12/11/2008 Firefox1/21/2010406
html.elements.video.poster 📋Chrome9/15/2009 Firefox1/21/2010128

2009/9

API First Browser Date Last Browser Date Days
api.DataTransfer 📋Firefox6/30/2009 Chrome9/15/200977
api.DataTransfer.clearData 📋Firefox6/30/2009 Chrome9/15/200977
api.DataTransfer.dropEffect 📋Firefox6/30/2009 Chrome9/15/200977
api.DataTransfer.effectAllowed 📋Firefox6/30/2009 Chrome9/15/200977
api.DataTransfer.getData 📋Firefox6/30/2009 Chrome9/15/200977
api.DataTransfer.setData 📋Firefox6/30/2009 Chrome9/15/200977
api.DataTransfer.setDragImage 📋Firefox6/30/2009 Chrome9/15/200977
api.DataTransfer.types 📋Firefox6/30/2009 Chrome9/15/200977
api.HTMLAudioElement 📋Firefox6/30/2009 Chrome9/15/200977
api.HTMLMediaElement 📋Firefox6/30/2009 Chrome9/15/200977
api.HTMLMediaElement.autoplay 📋Firefox6/30/2009 Chrome9/15/200977
api.HTMLMediaElement.canPlayType 📋Firefox6/30/2009 Chrome9/15/200977
api.HTMLMediaElement.canplay_event 📋Firefox6/30/2009 Chrome9/15/200977
api.HTMLMediaElement.canplaythrough_event 📋Firefox6/30/2009 Chrome9/15/200977
api.HTMLMediaElement.controls 📋Firefox6/30/2009 Chrome9/15/200977
api.HTMLMediaElement.currentSrc 📋Firefox6/30/2009 Chrome9/15/200977
api.HTMLMediaElement.currentTime 📋Firefox6/30/2009 Chrome9/15/200977
api.HTMLMediaElement.duration 📋Firefox6/30/2009 Chrome9/15/200977
api.HTMLMediaElement.durationchange_event 📋Firefox6/30/2009 Chrome9/15/200977
api.HTMLMediaElement.emptied_event 📋Firefox6/30/2009 Chrome9/15/200977
api.HTMLMediaElement.ended 📋Firefox6/30/2009 Chrome9/15/200977
api.HTMLMediaElement.ended_event 📋Firefox6/30/2009 Chrome9/15/200977
api.HTMLMediaElement.error 📋Firefox6/30/2009 Chrome9/15/200977
api.HTMLMediaElement.load 📋Firefox6/30/2009 Chrome9/15/200977
api.HTMLMediaElement.loadeddata_event 📋Firefox6/30/2009 Chrome9/15/200977
api.HTMLMediaElement.loadedmetadata_event 📋Firefox6/30/2009 Chrome9/15/200977
api.HTMLMediaElement.muted 📋Firefox6/30/2009 Chrome9/15/200977
api.HTMLMediaElement.networkState 📋Firefox6/30/2009 Chrome9/15/200977
api.HTMLMediaElement.pause 📋Firefox6/30/2009 Chrome9/15/200977
api.HTMLMediaElement.pause_event 📋Firefox6/30/2009 Chrome9/15/200977
api.HTMLMediaElement.paused 📋Firefox6/30/2009 Chrome9/15/200977
api.HTMLMediaElement.play 📋Firefox6/30/2009 Chrome9/15/200977
api.HTMLMediaElement.play_event 📋Firefox6/30/2009 Chrome9/15/200977
api.HTMLMediaElement.playing_event 📋Firefox6/30/2009 Chrome9/15/200977
api.HTMLMediaElement.ratechange_event 📋Firefox6/30/2009 Chrome9/15/200977
api.HTMLMediaElement.readyState 📋Firefox6/30/2009 Chrome9/15/200977
api.HTMLMediaElement.seeked_event 📋Firefox6/30/2009 Chrome9/15/200977
api.HTMLMediaElement.seeking 📋Firefox6/30/2009 Chrome9/15/200977
api.HTMLMediaElement.seeking_event 📋Firefox6/30/2009 Chrome9/15/200977
api.HTMLMediaElement.src 📋Firefox6/30/2009 Chrome9/15/200977
api.HTMLMediaElement.stalled_event 📋Firefox6/30/2009 Chrome9/15/200977
api.HTMLMediaElement.suspend_event 📋Firefox6/30/2009 Chrome9/15/200977
api.HTMLMediaElement.timeupdate_event 📋Firefox6/30/2009 Chrome9/15/200977
api.HTMLMediaElement.volume 📋Firefox6/30/2009 Chrome9/15/200977
api.HTMLSourceElement 📋Firefox6/30/2009 Chrome9/15/200977
api.HTMLSourceElement.src 📋Firefox6/30/2009 Chrome9/15/200977
api.HTMLSourceElement.type 📋Firefox6/30/2009 Chrome9/15/200977
api.HTMLVideoElement 📋Firefox6/30/2009 Chrome9/15/200977
api.HTMLVideoElement.height 📋Firefox6/30/2009 Chrome9/15/200977
api.HTMLVideoElement.resize_event 📋Firefox6/30/2009 Chrome9/15/200977
api.HTMLVideoElement.videoHeight 📋Firefox6/30/2009 Chrome9/15/200977
api.HTMLVideoElement.videoWidth 📋Firefox6/30/2009 Chrome9/15/200977
api.HTMLVideoElement.width 📋Firefox6/30/2009 Chrome9/15/200977
api.MediaError.code 📋Firefox6/30/2009 Chrome9/15/200977
api.XMLHttpRequest.withCredentials 📋Firefox6/30/2009 Chrome9/15/200977
api.clearInterval.worker_support Firefox6/30/2009 Chrome9/15/200977
api.clearTimeout.worker_support Firefox6/30/2009 Chrome9/15/200977
api.setInterval.worker_support Firefox6/30/2009 Chrome9/15/200977
api.setTimeout.worker_support Firefox6/30/2009 Chrome9/15/200977
css.at-rules.media.aspect-ratio 📋Firefox6/30/2009 Chrome9/15/200977
css.at-rules.media.orientation 📋Firefox10/24/2006 Chrome9/15/20091057
css.types.ratio 📋Firefox6/30/2009 Chrome9/15/200977
html.elements.audio 📋Firefox6/30/2009 Chrome9/15/200977
html.elements.audio.autoplay 📋Firefox6/30/2009 Chrome9/15/200977
html.elements.audio.controls 📋Firefox6/30/2009 Chrome9/15/200977
html.elements.audio.src 📋Firefox6/30/2009 Chrome9/15/200977
html.elements.input.type_tel 📋Firefox11/9/2004 Chrome9/15/20091771
html.elements.source 📋Firefox6/30/2009 Chrome9/15/200977
html.elements.source.src Firefox6/30/2009 Chrome9/15/200977
html.elements.source.type Firefox6/30/2009 Chrome9/15/200977
html.elements.video 📋Firefox6/30/2009 Chrome9/15/200977
html.elements.video.autoplay 📋Firefox6/30/2009 Chrome9/15/200977
html.elements.video.controls 📋Firefox6/30/2009 Chrome9/15/200977
html.elements.video.height 📋Firefox6/30/2009 Chrome9/15/200977
html.elements.video.src 📋Firefox6/30/2009 Chrome9/15/200977
html.elements.video.width 📋Firefox6/30/2009 Chrome9/15/200977
javascript.builtins.Array.reduce 📋Firefox6/17/2008 Chrome9/15/2009455
javascript.builtins.Array.reduceRight 📋Firefox6/17/2008 Chrome9/15/2009455
javascript.builtins.Date.toISOString 📋Firefox11/9/2004 Chrome9/15/20091771
javascript.builtins.Date.toJSON 📋Firefox11/9/2004 Chrome9/15/20091771
javascript.builtins.Error.stack Firefox11/9/2004 Chrome9/15/20091771
javascript.builtins.JSON 📋Firefox6/30/2009 Chrome9/15/200977
javascript.builtins.JSON.parse 📋Firefox6/30/2009 Chrome9/15/200977
javascript.builtins.JSON.stringify 📋Firefox6/30/2009 Chrome9/15/200977
javascript.statements.empty 📋Firefox11/9/2004 Chrome9/15/20091771

2009/6

API First Browser Date Last Browser Date Days
api.CSSFontFaceRule 📋Chrome12/11/2008 Firefox6/30/2009201
api.CSSFontFaceRule.style 📋Chrome12/11/2008 Firefox6/30/2009201
api.CanvasRenderingContext2D.createImageData 📋Chrome5/21/2009 Firefox6/30/200940
api.CanvasRenderingContext2D.fillText 📋Chrome5/21/2009 Firefox6/30/200940
api.CanvasRenderingContext2D.font 📋Chrome5/21/2009 Firefox6/30/200940
api.CanvasRenderingContext2D.measureText 📋Chrome5/21/2009 Firefox6/30/200940
api.CanvasRenderingContext2D.strokeText 📋Chrome5/21/2009 Firefox6/30/200940
api.CanvasRenderingContext2D.textAlign 📋Chrome5/21/2009 Firefox6/30/200940
api.CanvasRenderingContext2D.textBaseline 📋Chrome5/21/2009 Firefox6/30/200940
api.Document.querySelector 📋Chrome12/11/2008 Firefox6/30/2009201
api.Document.querySelectorAll 📋Chrome12/11/2008 Firefox6/30/2009201
api.DocumentFragment.querySelector 📋Chrome5/21/2009 Firefox6/30/200940
api.DocumentFragment.querySelectorAll 📋Chrome5/21/2009 Firefox6/30/200940
api.Element.childElementCount 📋Chrome5/21/2009 Firefox6/30/200940
api.Element.children 📋Chrome12/11/2008 Firefox6/30/2009201
api.Element.firstElementChild 📋Chrome5/21/2009 Firefox6/30/200940
api.Element.lastElementChild 📋Chrome5/21/2009 Firefox6/30/200940
api.Element.nextElementSibling 📋Chrome5/21/2009 Firefox6/30/200940
api.Element.previousElementSibling 📋Chrome5/21/2009 Firefox6/30/200940
api.Element.querySelector 📋Chrome12/11/2008 Firefox6/30/2009201
api.Element.querySelectorAll 📋Chrome12/11/2008 Firefox6/30/2009201
api.HTMLIFrameElement.getSVGDocument 📋Chrome12/11/2008 Firefox6/30/2009201
api.HTMLObjectElement.getSVGDocument 📋Chrome12/11/2008 Firefox6/30/2009201
api.HTMLScriptElement.defer 📋Chrome12/11/2008 Firefox6/30/2009201
api.ImageData 📋Chrome12/11/2008 Firefox6/30/2009201
api.ImageData.data 📋Chrome12/11/2008 Firefox6/30/2009201
api.ImageData.height 📋Chrome12/11/2008 Firefox6/30/2009201
api.ImageData.width 📋Chrome12/11/2008 Firefox6/30/2009201
api.NodeIterator 📋Chrome12/11/2008 Firefox6/30/2009201
api.NodeIterator.filter 📋Chrome12/11/2008 Firefox6/30/2009201
api.NodeIterator.nextNode 📋Chrome12/11/2008 Firefox6/30/2009201
api.NodeIterator.pointerBeforeReferenceNode 📋Chrome12/11/2008 Firefox6/30/2009201
api.NodeIterator.previousNode 📋Chrome12/11/2008 Firefox6/30/2009201
api.NodeIterator.referenceNode 📋Chrome12/11/2008 Firefox6/30/2009201
api.NodeIterator.root 📋Chrome12/11/2008 Firefox6/30/2009201
api.NodeIterator.whatToShow 📋Chrome12/11/2008 Firefox6/30/2009201
api.ProgressEvent 📋Chrome12/11/2008 Firefox6/30/2009201
api.ProgressEvent.lengthComputable 📋Chrome12/11/2008 Firefox6/30/2009201
api.ProgressEvent.loaded 📋Chrome12/11/2008 Firefox6/30/2009201
api.ProgressEvent.total 📋Chrome12/11/2008 Firefox6/30/2009201
api.Text.wholeText 📋Chrome5/21/2009 Firefox6/30/200940
api.Worker 📋Chrome5/21/2009 Firefox6/30/200940
api.Worker.postMessage 📋Chrome5/21/2009 Firefox6/30/200940
api.Worker.terminate 📋Chrome5/21/2009 Firefox6/30/200940
api.XMLHttpRequest.abort_event 📋Chrome12/11/2008 Firefox6/30/2009201
api.XMLHttpRequest.loadstart_event 📋Chrome12/11/2008 Firefox6/30/2009201
api.XMLHttpRequest.upload 📋Chrome5/21/2009 Firefox6/30/200940
api.XMLHttpRequestUpload 📋Chrome5/21/2009 Firefox6/30/200940
api.XMLHttpRequestUpload.abort_event 📋Chrome5/21/2009 Firefox6/30/200940
api.XMLHttpRequestUpload.error_event 📋Chrome5/21/2009 Firefox6/30/200940
api.XMLHttpRequestUpload.load_event 📋Chrome5/21/2009 Firefox6/30/200940
api.XMLHttpRequestUpload.loadstart_event 📋Chrome5/21/2009 Firefox6/30/200940
api.XMLHttpRequestUpload.progress_event 📋Chrome5/21/2009 Firefox6/30/200940
css.at-rules.font-face 📋Chrome12/11/2008 Firefox6/30/2009201
css.properties.border-bottom-left-radius.elliptical_corners Chrome12/11/2008 Firefox6/30/2009201
css.properties.border-bottom-right-radius.elliptical_corners Chrome12/11/2008 Firefox6/30/2009201
css.properties.border-top-left-radius.elliptical_corners Chrome12/11/2008 Firefox6/30/2009201
css.properties.border-top-right-radius.elliptical_corners Chrome12/11/2008 Firefox6/30/2009201
css.properties.overflow-wrap.break-word Chrome12/11/2008 Firefox6/30/2009201
css.properties.overflow-x 📋Chrome12/11/2008 Firefox6/30/2009201
css.properties.overflow-y 📋Chrome12/11/2008 Firefox6/30/2009201
css.properties.text-shadow 📋Chrome5/21/2009 Firefox6/30/200940
css.properties.white-space.pre-line Chrome12/11/2008 Firefox6/30/2009201
css.selectors.first-of-type 📋Chrome12/11/2008 Firefox6/30/2009201
css.selectors.last-of-type 📋Chrome12/11/2008 Firefox6/30/2009201
css.selectors.nth-child 📋Chrome12/11/2008 Firefox6/30/2009201
css.selectors.nth-of-type 📋Chrome12/11/2008 Firefox6/30/2009201
css.selectors.only-of-type 📋Chrome12/11/2008 Firefox6/30/2009201
css.types.transform-function 📋Chrome12/11/2008 Firefox6/30/2009201
css.types.transform-function.matrix 📋Chrome12/11/2008 Firefox6/30/2009201
css.types.transform-function.rotate 📋Chrome12/11/2008 Firefox6/30/2009201
css.types.transform-function.scale 📋Chrome12/11/2008 Firefox6/30/2009201
css.types.transform-function.scaleX 📋Chrome12/11/2008 Firefox6/30/2009201
css.types.transform-function.scaleY 📋Chrome12/11/2008 Firefox6/30/2009201
css.types.transform-function.skew 📋Chrome12/11/2008 Firefox6/30/2009201
css.types.transform-function.skewX 📋Chrome12/11/2008 Firefox6/30/2009201
css.types.transform-function.skewY 📋Chrome12/11/2008 Firefox6/30/2009201
css.types.transform-function.translate 📋Chrome12/11/2008 Firefox6/30/2009201
css.types.transform-function.translateX 📋Chrome12/11/2008 Firefox6/30/2009201
css.types.transform-function.translateY 📋Chrome12/11/2008 Firefox6/30/2009201
html.elements.script.defer Chrome12/11/2008 Firefox6/30/2009201

2009/5

API First Browser Date Last Browser Date Days
api.CanvasRenderingContext2D.getImageData 📋Firefox10/24/2006 Chrome5/21/2009940
api.CanvasRenderingContext2D.putImageData 📋Firefox10/24/2006 Chrome5/21/2009940
api.CanvasRenderingContext2D.setTransform 📋Firefox6/17/2008 Chrome5/21/2009338
api.DOMRect.height 📋Firefox6/17/2008 Chrome5/21/2009338
api.DOMRect.width 📋Firefox6/17/2008 Chrome5/21/2009338
api.DOMRectList.item 📋Firefox6/17/2008 Chrome5/21/2009338
api.DOMRectList.length 📋Firefox6/17/2008 Chrome5/21/2009338
api.DOMRectReadOnly.bottom 📋Firefox6/17/2008 Chrome5/21/2009338
api.DOMRectReadOnly.height 📋Firefox6/17/2008 Chrome5/21/2009338
api.DOMRectReadOnly.left 📋Firefox6/17/2008 Chrome5/21/2009338
api.DOMRectReadOnly.right 📋Firefox6/17/2008 Chrome5/21/2009338
api.DOMRectReadOnly.top 📋Firefox6/17/2008 Chrome5/21/2009338
api.DOMRectReadOnly.width 📋Firefox6/17/2008 Chrome5/21/2009338
api.Document.activeElement 📋Firefox6/17/2008 Chrome5/21/2009338
api.Document.getSelection 📋Firefox11/9/2004 Chrome5/21/20091654
api.Document.hasFocus 📋Firefox6/17/2008 Chrome5/21/2009338
api.Element.getBoundingClientRect 📋Firefox6/17/2008 Chrome5/21/2009338
api.Element.getClientRects 📋Firefox6/17/2008 Chrome5/21/2009338
api.FileList 📋Firefox6/17/2008 Chrome5/21/2009338
api.FileList.item 📋Firefox6/17/2008 Chrome5/21/2009338
api.FileList.length 📋Firefox6/17/2008 Chrome5/21/2009338
api.HTMLCanvasElement.toDataURL 📋Firefox10/24/2006 Chrome5/21/2009940
api.HTMLInputElement.files 📋Firefox6/17/2008 Chrome5/21/2009338
api.MessageEvent 📋Firefox6/17/2008 Chrome5/21/2009338
api.MessageEvent.data 📋Firefox6/17/2008 Chrome5/21/2009338
api.MessageEvent.initMessageEvent 📋Firefox6/17/2008 Chrome5/21/2009338
api.MessageEvent.lastEventId 📋Firefox6/17/2008 Chrome5/21/2009338
api.MessageEvent.origin 📋Firefox6/17/2008 Chrome5/21/2009338
api.MessageEvent.source 📋Firefox6/17/2008 Chrome5/21/2009338
api.Navigator.onLine 📋Firefox11/29/2005 Chrome5/21/20091269
api.Node.compareDocumentPosition 📋Firefox11/9/2004 Chrome5/21/20091654
api.TextMetrics 📋Firefox11/29/2005 Chrome5/21/20091269
api.TextMetrics.width 📋Firefox11/29/2005 Chrome5/21/20091269
api.Window.postMessage 📋Firefox6/17/2008 Chrome5/21/2009338
css.at-rules.charset 📋Firefox11/29/2005 Chrome5/21/20091269
css.properties.counter-increment 📋Firefox11/9/2004 Chrome5/21/20091654
css.properties.counter-reset 📋Firefox11/9/2004 Chrome5/21/20091654
css.properties.direction 📋Firefox11/9/2004 Chrome5/21/20091654
css.properties.font-weight 📋Firefox11/9/2004 Chrome5/21/20091654
css.properties.unicode-bidi 📋Firefox11/9/2004 Chrome5/21/20091654
css.selectors.only-child 📋Firefox11/29/2005 Chrome5/21/20091269
css.types.attr 📋Firefox11/9/2004 Chrome5/21/20091654
html.elements.abbr 📋Firefox11/9/2004 Chrome5/21/20091654
javascript.operators.decrement 📋Firefox11/9/2004 Chrome5/21/20091654
javascript.operators.increment 📋Firefox11/9/2004 Chrome5/21/20091654

2008/12

API First Browser Date Last Browser Date Days
api.Attr 📋Firefox11/9/2004 Chrome12/11/20081493
api.Attr.localName 📋Firefox11/9/2004 Chrome12/11/20081493
api.Attr.name 📋Firefox11/9/2004 Chrome12/11/20081493
api.Attr.namespaceURI 📋Firefox11/9/2004 Chrome12/11/20081493
api.Attr.ownerElement 📋Firefox11/9/2004 Chrome12/11/20081493
api.Attr.prefix 📋Firefox11/9/2004 Chrome12/11/20081493
api.Attr.specified 📋Firefox11/9/2004 Chrome12/11/20081493
api.Attr.value 📋Firefox11/9/2004 Chrome12/11/20081493
api.BarProp 📋Firefox11/9/2004 Chrome12/11/20081493
api.BarProp.visible 📋Firefox11/9/2004 Chrome12/11/20081493
api.CDATASection 📋Firefox11/9/2004 Chrome12/11/20081493
api.CSSImportRule 📋Firefox11/9/2004 Chrome12/11/20081493
api.CSSImportRule.href 📋Firefox11/9/2004 Chrome12/11/20081493
api.CSSImportRule.media 📋Firefox11/9/2004 Chrome12/11/20081493
api.CSSImportRule.styleSheet 📋Firefox11/9/2004 Chrome12/11/20081493
api.CSSMediaRule 📋Firefox11/9/2004 Chrome12/11/20081493
api.CSSMediaRule.media 📋Firefox11/9/2004 Chrome12/11/20081493
api.CSSRule 📋Firefox11/9/2004 Chrome12/11/20081493
api.CSSRule.cssText 📋Firefox11/9/2004 Chrome12/11/20081493
api.CSSRule.parentRule 📋Firefox11/9/2004 Chrome12/11/20081493
api.CSSRule.parentStyleSheet 📋Firefox11/9/2004 Chrome12/11/20081493
api.CSSRule.type 📋Firefox11/9/2004 Chrome12/11/20081493
api.CSSRuleList 📋Firefox11/9/2004 Chrome12/11/20081493
api.CSSRuleList.item 📋Firefox11/9/2004 Chrome12/11/20081493
api.CSSRuleList.length 📋Firefox11/9/2004 Chrome12/11/20081493
api.CSSStyleDeclaration 📋Firefox11/9/2004 Chrome12/11/20081493
api.CSSStyleDeclaration.cssText 📋Firefox11/9/2004 Chrome12/11/20081493
api.CSSStyleDeclaration.getPropertyPriority 📋Firefox11/9/2004 Chrome12/11/20081493
api.CSSStyleDeclaration.getPropertyValue 📋Firefox11/9/2004 Chrome12/11/20081493
api.CSSStyleDeclaration.item 📋Firefox11/9/2004 Chrome12/11/20081493
api.CSSStyleDeclaration.length 📋Firefox11/9/2004 Chrome12/11/20081493
api.CSSStyleDeclaration.parentRule 📋Firefox11/9/2004 Chrome12/11/20081493
api.CSSStyleDeclaration.removeProperty 📋Firefox11/9/2004 Chrome12/11/20081493
api.CSSStyleDeclaration.setProperty 📋Firefox11/9/2004 Chrome12/11/20081493
api.CSSStyleRule 📋Firefox11/9/2004 Chrome12/11/20081493
api.CSSStyleRule.selectorText 📋Firefox11/9/2004 Chrome12/11/20081493
api.CSSStyleRule.style 📋Firefox11/9/2004 Chrome12/11/20081493
api.CSSStyleSheet 📋Firefox11/9/2004 Chrome12/11/20081493
api.CSSStyleSheet.cssRules 📋Firefox11/9/2004 Chrome12/11/20081493
api.CSSStyleSheet.deleteRule 📋Firefox11/9/2004 Chrome12/11/20081493
api.CSSStyleSheet.insertRule 📋Firefox11/9/2004 Chrome12/11/20081493
api.CSSStyleSheet.ownerRule 📋Firefox11/9/2004 Chrome12/11/20081493
api.CanvasGradient 📋Firefox11/29/2005 Chrome12/11/20081108
api.CanvasGradient.addColorStop 📋Firefox11/29/2005 Chrome12/11/20081108
api.CanvasPattern 📋Firefox11/29/2005 Chrome12/11/20081108
api.CanvasRenderingContext2D 📋Firefox11/29/2005 Chrome12/11/20081108
api.CanvasRenderingContext2D.arc 📋Firefox11/29/2005 Chrome12/11/20081108
api.CanvasRenderingContext2D.arcTo 📋Firefox11/29/2005 Chrome12/11/20081108
api.CanvasRenderingContext2D.beginPath 📋Firefox11/29/2005 Chrome12/11/20081108
api.CanvasRenderingContext2D.bezierCurveTo 📋Firefox11/29/2005 Chrome12/11/20081108
api.CanvasRenderingContext2D.canvas 📋Firefox11/29/2005 Chrome12/11/20081108
api.CanvasRenderingContext2D.clearRect 📋Firefox11/29/2005 Chrome12/11/20081108
api.CanvasRenderingContext2D.clip 📋Firefox11/29/2005 Chrome12/11/20081108
api.CanvasRenderingContext2D.closePath 📋Firefox11/29/2005 Chrome12/11/20081108
api.CanvasRenderingContext2D.createLinearGradient 📋Firefox11/29/2005 Chrome12/11/20081108
api.CanvasRenderingContext2D.createPattern 📋Firefox11/29/2005 Chrome12/11/20081108
api.CanvasRenderingContext2D.createRadialGradient 📋Firefox11/29/2005 Chrome12/11/20081108
api.CanvasRenderingContext2D.drawImage 📋Firefox11/29/2005 Chrome12/11/20081108
api.CanvasRenderingContext2D.fill 📋Firefox11/29/2005 Chrome12/11/20081108
api.CanvasRenderingContext2D.fillRect 📋Firefox11/29/2005 Chrome12/11/20081108
api.CanvasRenderingContext2D.fillStyle 📋Firefox11/29/2005 Chrome12/11/20081108
api.CanvasRenderingContext2D.globalAlpha 📋Firefox11/29/2005 Chrome12/11/20081108
api.CanvasRenderingContext2D.globalCompositeOperation 📋Firefox11/29/2005 Chrome12/11/20081108
api.CanvasRenderingContext2D.isPointInPath 📋Firefox10/24/2006 Chrome12/11/2008779
api.CanvasRenderingContext2D.lineCap 📋Firefox11/29/2005 Chrome12/11/20081108
api.CanvasRenderingContext2D.lineJoin 📋Firefox11/29/2005 Chrome12/11/20081108
api.CanvasRenderingContext2D.lineTo 📋Firefox11/29/2005 Chrome12/11/20081108
api.CanvasRenderingContext2D.lineWidth 📋Firefox11/29/2005 Chrome12/11/20081108
api.CanvasRenderingContext2D.miterLimit 📋Firefox11/29/2005 Chrome12/11/20081108
api.CanvasRenderingContext2D.moveTo 📋Firefox11/29/2005 Chrome12/11/20081108
api.CanvasRenderingContext2D.quadraticCurveTo 📋Firefox11/29/2005 Chrome12/11/20081108
api.CanvasRenderingContext2D.rect 📋Firefox11/29/2005 Chrome12/11/20081108
api.CanvasRenderingContext2D.restore 📋Firefox11/29/2005 Chrome12/11/20081108
api.CanvasRenderingContext2D.rotate 📋Firefox11/29/2005 Chrome12/11/20081108
api.CanvasRenderingContext2D.save 📋Firefox11/29/2005 Chrome12/11/20081108
api.CanvasRenderingContext2D.scale 📋Firefox11/29/2005 Chrome12/11/20081108
api.CanvasRenderingContext2D.shadowBlur 📋Firefox11/29/2005 Chrome12/11/20081108
api.CanvasRenderingContext2D.shadowColor 📋Firefox11/29/2005 Chrome12/11/20081108
api.CanvasRenderingContext2D.shadowOffsetX 📋Firefox11/29/2005 Chrome12/11/20081108
api.CanvasRenderingContext2D.shadowOffsetY 📋Firefox11/29/2005 Chrome12/11/20081108
api.CanvasRenderingContext2D.stroke 📋Firefox11/29/2005 Chrome12/11/20081108
api.CanvasRenderingContext2D.strokeRect 📋Firefox11/29/2005 Chrome12/11/20081108
api.CanvasRenderingContext2D.strokeStyle 📋Firefox11/29/2005 Chrome12/11/20081108
api.CanvasRenderingContext2D.transform 📋Firefox6/17/2008 Chrome12/11/2008177
api.CanvasRenderingContext2D.translate 📋Firefox11/29/2005 Chrome12/11/20081108
api.CharacterData 📋Firefox11/9/2004 Chrome12/11/20081493
api.CharacterData.appendData 📋Firefox11/9/2004 Chrome12/11/20081493
api.CharacterData.data 📋Firefox11/9/2004 Chrome12/11/20081493
api.CharacterData.deleteData 📋Firefox11/9/2004 Chrome12/11/20081493
api.CharacterData.insertData 📋Firefox11/9/2004 Chrome12/11/20081493
api.CharacterData.length 📋Firefox11/9/2004 Chrome12/11/20081493
api.CharacterData.replaceData 📋Firefox11/9/2004 Chrome12/11/20081493
api.CharacterData.substringData 📋Firefox11/9/2004 Chrome12/11/20081493
api.Comment 📋Firefox11/9/2004 Chrome12/11/20081493
api.DOMException 📋Firefox11/9/2004 Chrome12/11/20081493
api.DOMException.code 📋Firefox11/9/2004 Chrome12/11/20081493
api.DOMException.message 📋Firefox11/9/2004 Chrome12/11/20081493
api.DOMException.name 📋Firefox11/9/2004 Chrome12/11/20081493
api.DOMImplementation 📋Firefox11/9/2004 Chrome12/11/20081493
api.DOMImplementation.createDocument 📋Firefox11/9/2004 Chrome12/11/20081493
api.DOMImplementation.createDocumentType 📋Firefox11/9/2004 Chrome12/11/20081493
api.DOMImplementation.hasFeature 📋Firefox11/9/2004 Chrome12/11/20081493
api.DOMParser 📋Firefox11/9/2004 Chrome12/11/20081493
api.DOMParser.DOMParser 📋Firefox11/9/2004 Chrome12/11/20081493
api.DOMParser.parseFromString 📋Firefox11/9/2004 Chrome12/11/20081493
api.DOMParser.parseFromString.xml Firefox11/9/2004 Chrome12/11/20081493
api.DOMStringList 📋Firefox11/9/2004 Chrome12/11/20081493
api.DOMStringList.contains 📋Firefox11/29/2005 Chrome12/11/20081108
api.DOMStringList.item 📋Firefox11/9/2004 Chrome12/11/20081493
api.DOMStringList.length 📋Firefox11/9/2004 Chrome12/11/20081493
api.Document 📋Firefox11/9/2004 Chrome12/11/20081493
api.Document.DOMContentLoaded_event 📋Firefox11/9/2004 Chrome12/11/20081493
api.Document.URL 📋Firefox11/9/2004 Chrome12/11/20081493
api.Document.adoptNode 📋Firefox11/9/2004 Chrome12/11/20081493
api.Document.anchors 📋Firefox11/9/2004 Chrome12/11/20081493
api.Document.applets 📋Firefox11/9/2004 Chrome12/11/20081493
api.Document.characterSet 📋Firefox11/9/2004 Chrome12/11/20081493
api.Document.compatMode 📋Firefox11/9/2004 Chrome12/11/20081493
api.Document.cookie 📋Firefox11/9/2004 Chrome12/11/20081493
api.Document.createAttributeNS 📋Firefox11/9/2004 Chrome12/11/20081493
api.Document.createCDATASection 📋Firefox11/9/2004 Chrome12/11/20081493
api.Document.createComment 📋Firefox11/9/2004 Chrome12/11/20081493
api.Document.createDocumentFragment 📋Firefox11/9/2004 Chrome12/11/20081493
api.Document.createElement 📋Firefox11/9/2004 Chrome12/11/20081493
api.Document.createElementNS 📋Firefox11/9/2004 Chrome12/11/20081493
api.Document.createEvent 📋Firefox11/9/2004 Chrome12/11/20081493
api.Document.createExpression 📋Firefox11/9/2004 Chrome12/11/20081493
api.Document.createNSResolver 📋Firefox11/9/2004 Chrome12/11/20081493
api.Document.createNodeIterator 📋Firefox11/9/2004 Chrome12/11/20081493
api.Document.createProcessingInstruction 📋Firefox11/9/2004 Chrome12/11/20081493
api.Document.createRange 📋Firefox11/9/2004 Chrome12/11/20081493
api.Document.createTextNode 📋Firefox11/9/2004 Chrome12/11/20081493
api.Document.createTreeWalker 📋Firefox11/9/2004 Chrome12/11/20081493
api.Document.defaultView 📋Firefox11/9/2004 Chrome12/11/20081493
api.Document.designMode 📋Firefox11/9/2004 Chrome12/11/20081493
api.Document.doctype 📋Firefox11/9/2004 Chrome12/11/20081493
api.Document.documentElement 📋Firefox11/9/2004 Chrome12/11/20081493
api.Document.documentURI 📋Firefox11/9/2004 Chrome12/11/20081493
api.Document.domain 📋Firefox11/9/2004 Chrome12/11/20081493
api.Document.elementFromPoint 📋Firefox6/17/2008 Chrome12/11/2008177
api.Document.evaluate 📋Firefox11/9/2004 Chrome12/11/20081493
api.Document.execCommand 📋Firefox11/9/2004 Chrome12/11/20081493
api.Document.forms 📋Firefox11/9/2004 Chrome12/11/20081493
api.Document.getElementById 📋Firefox11/9/2004 Chrome12/11/20081493
api.Document.getElementsByClassName 📋Firefox6/17/2008 Chrome12/11/2008177
api.Document.getElementsByName 📋Firefox11/9/2004 Chrome12/11/20081493
api.Document.getElementsByTagName 📋Firefox11/9/2004 Chrome12/11/20081493
api.Document.getElementsByTagNameNS 📋Firefox11/9/2004 Chrome12/11/20081493
api.Document.images 📋Firefox11/9/2004 Chrome12/11/20081493
api.Document.implementation 📋Firefox11/9/2004 Chrome12/11/20081493
api.Document.importNode 📋Firefox11/9/2004 Chrome12/11/20081493
api.Document.lastModified 📋Firefox11/9/2004 Chrome12/11/20081493
api.Document.links 📋Firefox11/9/2004 Chrome12/11/20081493
api.Document.location 📋Firefox11/9/2004 Chrome12/11/20081493
api.Document.queryCommandIndeterm Firefox11/9/2004 Chrome12/11/20081493
api.Document.queryCommandState Firefox11/9/2004 Chrome12/11/20081493
api.Document.queryCommandValue Firefox11/9/2004 Chrome12/11/20081493
api.Document.referrer 📋Firefox11/9/2004 Chrome12/11/20081493
api.Document.styleSheets 📋Firefox11/9/2004 Chrome12/11/20081493
api.Document.title 📋Firefox11/9/2004 Chrome12/11/20081493
api.Document.write 📋Firefox11/9/2004 Chrome12/11/20081493
api.DocumentFragment 📋Firefox11/9/2004 Chrome12/11/20081493
api.DocumentType 📋Firefox11/9/2004 Chrome12/11/20081493
api.DocumentType.name 📋Firefox11/9/2004 Chrome12/11/20081493
api.DocumentType.publicId 📋Firefox11/9/2004 Chrome12/11/20081493
api.DocumentType.systemId 📋Firefox11/9/2004 Chrome12/11/20081493
api.Element 📋Firefox11/9/2004 Chrome12/11/20081493
api.Element.DOMActivate_event 📋Firefox11/9/2004 Chrome12/11/20081493
api.Element.attributes 📋Firefox11/9/2004 Chrome12/11/20081493
api.Element.clientHeight 📋Firefox11/9/2004 Chrome12/11/20081493
api.Element.clientLeft 📋Firefox6/17/2008 Chrome12/11/2008177
api.Element.clientTop 📋Firefox6/17/2008 Chrome12/11/2008177
api.Element.clientWidth 📋Firefox11/9/2004 Chrome12/11/20081493
api.Element.getAttribute 📋Firefox11/9/2004 Chrome12/11/20081493
api.Element.getAttributeNS 📋Firefox11/9/2004 Chrome12/11/20081493
api.Element.getAttributeNode 📋Firefox11/9/2004 Chrome12/11/20081493
api.Element.getAttributeNodeNS 📋Firefox11/9/2004 Chrome12/11/20081493
api.Element.getElementsByClassName 📋Firefox6/17/2008 Chrome12/11/2008177
api.Element.getElementsByTagName 📋Firefox11/9/2004 Chrome12/11/20081493
api.Element.getElementsByTagName.all_elements_selector Firefox11/9/2004 Chrome12/11/20081493
api.Element.getElementsByTagNameNS 📋Firefox11/9/2004 Chrome12/11/20081493
api.Element.getElementsByTagNameNS.all_elements_selector Firefox11/9/2004 Chrome12/11/20081493
api.Element.hasAttribute 📋Firefox11/9/2004 Chrome12/11/20081493
api.Element.hasAttributeNS 📋Firefox11/9/2004 Chrome12/11/20081493
api.Element.hasAttributes 📋Firefox11/9/2004 Chrome12/11/20081493
api.Element.innerHTML 📋Firefox11/9/2004 Chrome12/11/20081493
api.Element.localName 📋Firefox11/9/2004 Chrome12/11/20081493
api.Element.namespaceURI 📋Firefox11/9/2004 Chrome12/11/20081493
api.Element.prefix 📋Firefox11/9/2004 Chrome12/11/20081493
api.Element.removeAttribute 📋Firefox11/9/2004 Chrome12/11/20081493
api.Element.removeAttributeNS 📋Firefox11/9/2004 Chrome12/11/20081493
api.Element.removeAttributeNode 📋Firefox11/9/2004 Chrome12/11/20081493
api.Element.scrollIntoView 📋Firefox11/9/2004 Chrome12/11/20081493
api.Element.scrollTop 📋Firefox11/9/2004 Chrome12/11/20081493
api.Element.scrollWidth 📋Firefox11/9/2004 Chrome12/11/20081493
api.Element.setAttribute 📋Firefox11/9/2004 Chrome12/11/20081493
api.Element.setAttributeNS 📋Firefox11/9/2004 Chrome12/11/20081493
api.Element.setAttributeNode 📋Firefox11/9/2004 Chrome12/11/20081493
api.Element.setAttributeNodeNS 📋Firefox11/9/2004 Chrome12/11/20081493
api.Element.tagName 📋Firefox11/9/2004 Chrome12/11/20081493
api.Event 📋Firefox11/9/2004 Chrome12/11/20081493
api.Event.bubbles 📋Firefox11/29/2005 Chrome12/11/20081108
api.Event.cancelable 📋Firefox11/29/2005 Chrome12/11/20081108
api.Event.currentTarget 📋Firefox11/9/2004 Chrome12/11/20081493
api.Event.eventPhase 📋Firefox11/29/2005 Chrome12/11/20081108
api.Event.preventDefault 📋Firefox11/9/2004 Chrome12/11/20081493
api.Event.stopPropagation 📋Firefox11/9/2004 Chrome12/11/20081493
api.Event.target 📋Firefox11/9/2004 Chrome12/11/20081493
api.Event.timeStamp 📋Firefox11/29/2005 Chrome12/11/20081108
api.Event.type 📋Firefox11/29/2005 Chrome12/11/20081108
api.EventTarget 📋Firefox11/9/2004 Chrome12/11/20081493
api.EventTarget.addEventListener 📋Firefox11/9/2004 Chrome12/11/20081493
api.EventTarget.removeEventListener 📋Firefox11/9/2004 Chrome12/11/20081493
api.External 📋Firefox10/24/2006 Chrome12/11/2008779
api.External.AddSearchProvider 📋Firefox10/24/2006 Chrome12/11/2008779
api.HTMLAnchorElement 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLAnchorElement.charset 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLAnchorElement.coords 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLAnchorElement.hash 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLAnchorElement.host 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLAnchorElement.hostname 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLAnchorElement.href 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLAnchorElement.hreflang 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLAnchorElement.name 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLAnchorElement.pathname 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLAnchorElement.port 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLAnchorElement.protocol 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLAnchorElement.rel 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLAnchorElement.rev 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLAnchorElement.search 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLAnchorElement.shape 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLAnchorElement.target 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLAnchorElement.text 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLAnchorElement.type 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLAreaElement 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLAreaElement.alt 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLAreaElement.coords 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLAreaElement.hash 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLAreaElement.host 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLAreaElement.hostname 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLAreaElement.href 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLAreaElement.noHref 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLAreaElement.pathname 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLAreaElement.port 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLAreaElement.protocol 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLAreaElement.search 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLAreaElement.shape 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLAreaElement.target 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLBRElement 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLBRElement.clear 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLBaseElement 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLBaseElement.href 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLBaseElement.target 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLBodyElement 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLBodyElement.aLink 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLBodyElement.background 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLBodyElement.bgColor 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLBodyElement.link 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLBodyElement.text 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLBodyElement.vLink 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLButtonElement 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLButtonElement.disabled 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLButtonElement.form 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLButtonElement.name 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLButtonElement.type 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLButtonElement.value 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLCanvasElement 📋Firefox11/29/2005 Chrome12/11/20081108
api.HTMLCanvasElement.getContext 📋Firefox11/29/2005 Chrome12/11/20081108
api.HTMLCanvasElement.getContext.2d_context Firefox11/29/2005 Chrome12/11/20081108
api.HTMLCanvasElement.height 📋Firefox11/29/2005 Chrome12/11/20081108
api.HTMLCanvasElement.width 📋Firefox11/29/2005 Chrome12/11/20081108
api.HTMLCollection 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLCollection.item 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLCollection.length 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLCollection.namedItem 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLDListElement 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLDListElement.compact 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLDirectoryElement Firefox11/9/2004 Chrome12/11/20081493
api.HTMLDirectoryElement.compact 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLDivElement 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLDivElement.align 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLDocument 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLElement 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLElement.blur 📋Firefox11/29/2005 Chrome12/11/20081108
api.HTMLElement.change_event 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLElement.contentEditable 📋Firefox6/17/2008 Chrome12/11/2008177
api.HTMLElement.dir 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLElement.error_event 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLElement.focus 📋Firefox11/29/2005 Chrome12/11/20081108
api.HTMLElement.lang 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLElement.offsetHeight 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLElement.offsetLeft 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLElement.offsetParent 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLElement.offsetTop 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLElement.offsetWidth 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLElement.style 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLElement.tabIndex 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLElement.title 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLEmbedElement 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLEmbedElement.align 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLEmbedElement.getSVGDocument 📋Firefox11/29/2005 Chrome12/11/20081108
api.HTMLEmbedElement.height 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLEmbedElement.name 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLEmbedElement.src 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLEmbedElement.type 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLEmbedElement.width 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLFieldSetElement 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLFieldSetElement.form 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLFontElement 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLFontElement.color 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLFontElement.face 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLFontElement.size 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLFormControlsCollection 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLFormElement 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLFormElement.acceptCharset 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLFormElement.action 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLFormElement.elements 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLFormElement.encoding 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLFormElement.enctype 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLFormElement.length 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLFormElement.method 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLFormElement.name 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLFormElement.reset 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLFormElement.submit 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLFormElement.submit_event 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLFormElement.target 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLFrameElement Firefox11/9/2004 Chrome12/11/20081493
api.HTMLFrameElement.contentDocument 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLFrameElement.contentWindow 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLFrameElement.frameBorder 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLFrameElement.longDesc 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLFrameElement.marginHeight 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLFrameElement.marginWidth 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLFrameElement.name 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLFrameElement.noResize 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLFrameElement.scrolling 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLFrameElement.src 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLFrameSetElement 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLFrameSetElement.cols 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLFrameSetElement.rows 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLHRElement 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLHRElement.align 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLHRElement.noShade 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLHRElement.size 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLHRElement.width 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLHeadElement 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLHeadingElement 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLHeadingElement.align 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLHtmlElement 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLHtmlElement.version 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLIFrameElement 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLIFrameElement.align 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLIFrameElement.contentDocument 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLIFrameElement.contentWindow 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLIFrameElement.frameBorder 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLIFrameElement.height 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLIFrameElement.longDesc 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLIFrameElement.marginHeight 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLIFrameElement.marginWidth 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLIFrameElement.name 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLIFrameElement.scrolling 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLIFrameElement.src 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLIFrameElement.width 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLImageElement 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLImageElement.Image 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLImageElement.align 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLImageElement.alt 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLImageElement.border 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLImageElement.complete 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLImageElement.height 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLImageElement.hspace 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLImageElement.isMap 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLImageElement.longDesc 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLImageElement.lowsrc 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLImageElement.name 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLImageElement.naturalHeight 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLImageElement.naturalWidth 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLImageElement.src 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLImageElement.useMap 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLImageElement.vspace 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLImageElement.width 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLInputElement 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLInputElement.accept 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLInputElement.align 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLInputElement.alt 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLInputElement.checked 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLInputElement.defaultChecked 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLInputElement.defaultValue 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLInputElement.disabled 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLInputElement.form 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLInputElement.maxLength 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLInputElement.name 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLInputElement.readOnly 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLInputElement.select 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLInputElement.selectionEnd 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLInputElement.selectionStart 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLInputElement.setSelectionRange 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLInputElement.size 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLInputElement.src 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLInputElement.type 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLInputElement.useMap 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLInputElement.value 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLLIElement 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLLIElement.type 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLLIElement.value 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLLabelElement 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLLabelElement.form 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLLabelElement.htmlFor 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLLegendElement 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLLegendElement.align 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLLegendElement.form 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLLinkElement 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLLinkElement.charset 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLLinkElement.disabled 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLLinkElement.href 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLLinkElement.hreflang 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLLinkElement.media 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLLinkElement.rel 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLLinkElement.rev 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLLinkElement.sheet 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLLinkElement.target 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLLinkElement.type 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLMapElement 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLMapElement.areas 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLMapElement.name 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLMenuElement 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLMenuElement.compact 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLMetaElement 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLMetaElement.content 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLMetaElement.httpEquiv 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLMetaElement.name 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLMetaElement.scheme 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLModElement 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLModElement.cite 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLModElement.dateTime 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLOListElement 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLOListElement.compact 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLOListElement.start 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLOListElement.type 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLObjectElement 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLObjectElement.align 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLObjectElement.archive 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLObjectElement.border 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLObjectElement.code 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLObjectElement.codeBase 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLObjectElement.codeType 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLObjectElement.contentDocument 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLObjectElement.data 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLObjectElement.declare 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLObjectElement.form 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLObjectElement.height 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLObjectElement.hspace 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLObjectElement.name 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLObjectElement.standby 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLObjectElement.type 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLObjectElement.useMap 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLObjectElement.vspace 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLObjectElement.width 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLOptGroupElement 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLOptGroupElement.disabled 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLOptGroupElement.label 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLOptionElement 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLOptionElement.Option 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLOptionElement.defaultSelected 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLOptionElement.disabled 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLOptionElement.form 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLOptionElement.index 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLOptionElement.selected 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLOptionElement.text 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLOptionElement.value 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLOptionsCollection 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLOptionsCollection.add 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLOptionsCollection.length 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLOptionsCollection.selectedIndex 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLParagraphElement 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLParagraphElement.align 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLParamElement 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLParamElement.name 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLParamElement.type 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLParamElement.value 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLParamElement.valueType 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLPreElement 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLPreElement.width 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLQuoteElement 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLQuoteElement.cite 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLScriptElement 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLScriptElement.charset 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLScriptElement.event 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLScriptElement.htmlFor 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLScriptElement.src 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLScriptElement.text 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLScriptElement.type 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLSelectElement 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLSelectElement.add 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLSelectElement.disabled 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLSelectElement.form 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLSelectElement.item 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLSelectElement.length 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLSelectElement.multiple 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLSelectElement.name 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLSelectElement.namedItem 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLSelectElement.options 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLSelectElement.remove 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLSelectElement.selectedIndex 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLSelectElement.size 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLSelectElement.type 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLSelectElement.value 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLStyleElement 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLStyleElement.disabled 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLStyleElement.media 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLStyleElement.sheet 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLStyleElement.type 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTableCaptionElement 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTableCaptionElement.align 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTableCellElement 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTableCellElement.abbr 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTableCellElement.align 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTableCellElement.axis 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTableCellElement.bgColor 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTableCellElement.cellIndex 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTableCellElement.ch 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTableCellElement.chOff 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTableCellElement.colSpan 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTableCellElement.headers 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTableCellElement.height 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTableCellElement.noWrap 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTableCellElement.rowSpan 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTableCellElement.scope 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTableCellElement.vAlign 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTableCellElement.width 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTableColElement 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTableColElement.align 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTableColElement.ch 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTableColElement.chOff 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTableColElement.span 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTableColElement.vAlign 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTableColElement.width 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTableElement 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTableElement.align 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTableElement.bgColor 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTableElement.border 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTableElement.caption 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTableElement.cellPadding 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTableElement.cellSpacing 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTableElement.createCaption 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTableElement.createTFoot 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTableElement.createTHead 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTableElement.deleteCaption 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTableElement.deleteRow 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTableElement.deleteTFoot 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTableElement.deleteTHead 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTableElement.frame 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTableElement.insertRow 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTableElement.rows 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTableElement.rules 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTableElement.summary 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTableElement.tBodies 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTableElement.tFoot 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTableElement.tHead 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTableElement.width 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTableRowElement 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTableRowElement.align 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTableRowElement.bgColor 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTableRowElement.cells 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTableRowElement.ch 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTableRowElement.chOff 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTableRowElement.deleteCell 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTableRowElement.insertCell 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTableRowElement.rowIndex 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTableRowElement.sectionRowIndex 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTableRowElement.vAlign 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTableSectionElement 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTableSectionElement.align 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTableSectionElement.ch 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTableSectionElement.chOff 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTableSectionElement.deleteRow 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTableSectionElement.insertRow 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTableSectionElement.rows 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTableSectionElement.vAlign 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTextAreaElement 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTextAreaElement.cols 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTextAreaElement.defaultValue 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTextAreaElement.disabled 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTextAreaElement.form 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTextAreaElement.name 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTextAreaElement.readOnly 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTextAreaElement.rows 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTextAreaElement.select 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTextAreaElement.selectionEnd 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTextAreaElement.selectionStart 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTextAreaElement.setSelectionRange 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTextAreaElement.type 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTextAreaElement.value 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTitleElement 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLTitleElement.text 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLUListElement 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLUListElement.compact 📋Firefox11/9/2004 Chrome12/11/20081493
api.HTMLUListElement.type 📋Firefox11/9/2004 Chrome12/11/20081493
api.History 📋Firefox11/9/2004 Chrome12/11/20081493
api.History.back 📋Firefox11/9/2004 Chrome12/11/20081493
api.History.forward 📋Firefox11/9/2004 Chrome12/11/20081493
api.History.go 📋Firefox11/9/2004 Chrome12/11/20081493
api.History.length 📋Firefox11/9/2004 Chrome12/11/20081493
api.KeyboardEvent 📋Firefox11/29/2005 Chrome12/11/20081108
api.KeyboardEvent.altKey 📋Firefox11/29/2005 Chrome12/11/20081108
api.KeyboardEvent.charCode 📋Firefox11/29/2005 Chrome12/11/20081108
api.KeyboardEvent.ctrlKey 📋Firefox11/29/2005 Chrome12/11/20081108
api.KeyboardEvent.keyCode 📋Firefox11/29/2005 Chrome12/11/20081108
api.KeyboardEvent.metaKey 📋Firefox11/29/2005 Chrome12/11/20081108
api.KeyboardEvent.shiftKey 📋Firefox11/29/2005 Chrome12/11/20081108
api.Location 📋Firefox11/9/2004 Chrome12/11/20081493
api.Location.assign 📋Firefox11/9/2004 Chrome12/11/20081493
api.Location.hash 📋Firefox11/9/2004 Chrome12/11/20081493
api.Location.host 📋Firefox11/9/2004 Chrome12/11/20081493
api.Location.hostname 📋Firefox11/9/2004 Chrome12/11/20081493
api.Location.href 📋Firefox11/9/2004 Chrome12/11/20081493
api.Location.pathname 📋Firefox11/9/2004 Chrome12/11/20081493
api.Location.port 📋Firefox11/9/2004 Chrome12/11/20081493
api.Location.protocol 📋Firefox11/9/2004 Chrome12/11/20081493
api.Location.reload 📋Firefox11/9/2004 Chrome12/11/20081493
api.Location.replace 📋Firefox11/9/2004 Chrome12/11/20081493
api.Location.search 📋Firefox11/9/2004 Chrome12/11/20081493
api.MediaList 📋Firefox11/9/2004 Chrome12/11/20081493
api.MediaList.appendMedium 📋Firefox11/9/2004 Chrome12/11/20081493
api.MediaList.deleteMedium 📋Firefox11/9/2004 Chrome12/11/20081493
api.MediaList.item 📋Firefox11/9/2004 Chrome12/11/20081493
api.MediaList.length 📋Firefox11/9/2004 Chrome12/11/20081493
api.MediaList.mediaText 📋Firefox11/9/2004 Chrome12/11/20081493
api.MediaList.toString 📋Firefox11/9/2004 Chrome12/11/20081493
api.MimeType 📋Firefox11/9/2004 Chrome12/11/20081493
api.MimeType.description 📋Firefox11/9/2004 Chrome12/11/20081493
api.MimeType.enabledPlugin 📋Firefox11/9/2004 Chrome12/11/20081493
api.MimeType.suffixes 📋Firefox11/9/2004 Chrome12/11/20081493
api.MimeType.type 📋Firefox11/9/2004 Chrome12/11/20081493
api.MimeTypeArray 📋Firefox11/9/2004 Chrome12/11/20081493
api.MimeTypeArray.item 📋Firefox11/9/2004 Chrome12/11/20081493
api.MimeTypeArray.length 📋Firefox11/9/2004 Chrome12/11/20081493
api.MimeTypeArray.namedItem 📋Firefox11/9/2004 Chrome12/11/20081493
api.MouseEvent 📋Firefox11/9/2004 Chrome12/11/20081493
api.MouseEvent.altKey 📋Firefox11/29/2005 Chrome12/11/20081108
api.MouseEvent.button 📋Firefox11/9/2004 Chrome12/11/20081493
api.MouseEvent.clientX 📋Firefox11/9/2004 Chrome12/11/20081493
api.MouseEvent.clientY 📋Firefox11/29/2005 Chrome12/11/20081108
api.MouseEvent.ctrlKey 📋Firefox11/29/2005 Chrome12/11/20081108
api.MouseEvent.initMouseEvent 📋Firefox11/29/2005 Chrome12/11/20081108
api.MouseEvent.layerX Firefox11/9/2004 Chrome12/11/20081493
api.MouseEvent.layerY Firefox11/9/2004 Chrome12/11/20081493
api.MouseEvent.metaKey 📋Firefox11/29/2005 Chrome12/11/20081108
api.MouseEvent.pageX 📋Firefox11/29/2005 Chrome12/11/20081108
api.MouseEvent.pageY 📋Firefox11/29/2005 Chrome12/11/20081108
api.MouseEvent.relatedTarget 📋Firefox11/29/2005 Chrome12/11/20081108
api.MouseEvent.screenX 📋Firefox11/29/2005 Chrome12/11/20081108
api.MouseEvent.screenY 📋Firefox11/29/2005 Chrome12/11/20081108
api.MouseEvent.shiftKey 📋Firefox11/29/2005 Chrome12/11/20081108
api.MutationEvent 📋Firefox11/9/2004 Chrome12/11/20081493
api.MutationEvent.attrChange 📋Firefox11/9/2004 Chrome12/11/20081493
api.MutationEvent.attrName 📋Firefox11/9/2004 Chrome12/11/20081493
api.MutationEvent.initMutationEvent 📋Firefox11/9/2004 Chrome12/11/20081493
api.MutationEvent.newValue 📋Firefox11/9/2004 Chrome12/11/20081493
api.MutationEvent.prevValue 📋Firefox11/9/2004 Chrome12/11/20081493
api.MutationEvent.relatedNode 📋Firefox11/9/2004 Chrome12/11/20081493
api.NamedNodeMap.getNamedItem 📋Firefox11/9/2004 Chrome12/11/20081493
api.NamedNodeMap.getNamedItemNS 📋Firefox11/9/2004 Chrome12/11/20081493
api.NamedNodeMap.item 📋Firefox11/9/2004 Chrome12/11/20081493
api.NamedNodeMap.length 📋Firefox11/9/2004 Chrome12/11/20081493
api.NamedNodeMap.removeNamedItem 📋Firefox11/9/2004 Chrome12/11/20081493
api.NamedNodeMap.removeNamedItemNS 📋Firefox11/9/2004 Chrome12/11/20081493
api.NamedNodeMap.setNamedItem 📋Firefox11/9/2004 Chrome12/11/20081493
api.NamedNodeMap.setNamedItemNS 📋Firefox11/9/2004 Chrome12/11/20081493
api.Navigator 📋Firefox11/9/2004 Chrome12/11/20081493
api.Navigator.appCodeName 📋Firefox11/9/2004 Chrome12/11/20081493
api.Navigator.appName 📋Firefox11/9/2004 Chrome12/11/20081493
api.Navigator.appVersion 📋Firefox11/9/2004 Chrome12/11/20081493
api.Navigator.cookieEnabled 📋Firefox11/9/2004 Chrome12/11/20081493
api.Navigator.javaEnabled 📋Firefox11/9/2004 Chrome12/11/20081493
api.Navigator.language 📋Firefox11/9/2004 Chrome12/11/20081493
api.Navigator.mimeTypes 📋Firefox11/9/2004 Chrome12/11/20081493
api.Navigator.platform 📋Firefox11/9/2004 Chrome12/11/20081493
api.Navigator.plugins 📋Firefox11/9/2004 Chrome12/11/20081493
api.Navigator.product 📋Firefox11/9/2004 Chrome12/11/20081493
api.Navigator.productSub 📋Firefox11/9/2004 Chrome12/11/20081493
api.Navigator.userAgent 📋Firefox11/9/2004 Chrome12/11/20081493
api.Navigator.vendor 📋Firefox11/9/2004 Chrome12/11/20081493
api.Navigator.vendorSub 📋Firefox11/9/2004 Chrome12/11/20081493
api.Node 📋Firefox11/9/2004 Chrome12/11/20081493
api.Node.appendChild 📋Firefox11/9/2004 Chrome12/11/20081493
api.Node.baseURI 📋Firefox11/9/2004 Chrome12/11/20081493
api.Node.childNodes 📋Firefox11/9/2004 Chrome12/11/20081493
api.Node.cloneNode 📋Firefox11/9/2004 Chrome12/11/20081493
api.Node.firstChild 📋Firefox11/9/2004 Chrome12/11/20081493
api.Node.hasChildNodes 📋Firefox11/9/2004 Chrome12/11/20081493
api.Node.insertBefore 📋Firefox11/9/2004 Chrome12/11/20081493
api.Node.isDefaultNamespace 📋Firefox11/9/2004 Chrome12/11/20081493
api.Node.isEqualNode 📋Firefox11/9/2004 Chrome12/11/20081493
api.Node.lastChild 📋Firefox11/9/2004 Chrome12/11/20081493
api.Node.lookupNamespaceURI 📋Firefox11/9/2004 Chrome12/11/20081493
api.Node.lookupPrefix 📋Firefox11/9/2004 Chrome12/11/20081493
api.Node.nextSibling 📋Firefox11/9/2004 Chrome12/11/20081493
api.Node.nodeName 📋Firefox11/9/2004 Chrome12/11/20081493
api.Node.nodeType 📋Firefox11/9/2004 Chrome12/11/20081493
api.Node.nodeValue 📋Firefox11/9/2004 Chrome12/11/20081493
api.Node.normalize 📋Firefox11/9/2004 Chrome12/11/20081493
api.Node.parentNode 📋Firefox11/9/2004 Chrome12/11/20081493
api.Node.previousSibling 📋Firefox11/9/2004 Chrome12/11/20081493
api.Node.removeChild 📋Firefox11/9/2004 Chrome12/11/20081493
api.Node.replaceChild 📋Firefox11/9/2004 Chrome12/11/20081493
api.Node.textContent 📋Firefox11/9/2004 Chrome12/11/20081493
api.NodeList 📋Firefox11/9/2004 Chrome12/11/20081493
api.NodeList.item 📋Firefox11/9/2004 Chrome12/11/20081493
api.NodeList.length 📋Firefox11/9/2004 Chrome12/11/20081493
api.Plugin 📋Firefox11/9/2004 Chrome12/11/20081493
api.Plugin.description 📋Firefox11/9/2004 Chrome12/11/20081493
api.Plugin.filename 📋Firefox11/9/2004 Chrome12/11/20081493
api.Plugin.item 📋Firefox11/9/2004 Chrome12/11/20081493
api.Plugin.length 📋Firefox11/9/2004 Chrome12/11/20081493
api.Plugin.name 📋Firefox11/9/2004 Chrome12/11/20081493
api.Plugin.namedItem 📋Firefox11/9/2004 Chrome12/11/20081493
api.PluginArray 📋Firefox11/9/2004 Chrome12/11/20081493
api.PluginArray.item 📋Firefox11/9/2004 Chrome12/11/20081493
api.PluginArray.length 📋Firefox11/9/2004 Chrome12/11/20081493
api.PluginArray.namedItem 📋Firefox11/9/2004 Chrome12/11/20081493
api.PluginArray.refresh 📋Firefox11/9/2004 Chrome12/11/20081493
api.ProcessingInstruction 📋Firefox11/9/2004 Chrome12/11/20081493
api.ProcessingInstruction.sheet 📋Firefox11/9/2004 Chrome12/11/20081493
api.ProcessingInstruction.target 📋Firefox11/9/2004 Chrome12/11/20081493
api.Range 📋Firefox11/9/2004 Chrome12/11/20081493
api.Range.cloneContents 📋Firefox11/9/2004 Chrome12/11/20081493
api.Range.cloneRange 📋Firefox11/9/2004 Chrome12/11/20081493
api.Range.collapse 📋Firefox11/9/2004 Chrome12/11/20081493
api.Range.collapsed 📋Firefox11/9/2004 Chrome12/11/20081493
api.Range.commonAncestorContainer 📋Firefox11/9/2004 Chrome12/11/20081493
api.Range.compareBoundaryPoints 📋Firefox11/9/2004 Chrome12/11/20081493
api.Range.comparePoint 📋Firefox11/9/2004 Chrome12/11/20081493
api.Range.createContextualFragment 📋Firefox11/9/2004 Chrome12/11/20081493
api.Range.deleteContents 📋Firefox11/9/2004 Chrome12/11/20081493
api.Range.endContainer 📋Firefox11/9/2004 Chrome12/11/20081493
api.Range.endOffset 📋Firefox11/9/2004 Chrome12/11/20081493
api.Range.extractContents 📋Firefox11/9/2004 Chrome12/11/20081493
api.Range.insertNode 📋Firefox11/9/2004 Chrome12/11/20081493
api.Range.isPointInRange 📋Firefox11/9/2004 Chrome12/11/20081493
api.Range.selectNode 📋Firefox11/9/2004 Chrome12/11/20081493
api.Range.selectNodeContents 📋Firefox11/9/2004 Chrome12/11/20081493
api.Range.setEnd 📋Firefox11/9/2004 Chrome12/11/20081493
api.Range.setEndAfter 📋Firefox11/9/2004 Chrome12/11/20081493
api.Range.setEndBefore 📋Firefox11/9/2004 Chrome12/11/20081493
api.Range.setStart 📋Firefox11/9/2004 Chrome12/11/20081493
api.Range.setStartAfter 📋Firefox11/9/2004 Chrome12/11/20081493
api.Range.setStartBefore 📋Firefox11/9/2004 Chrome12/11/20081493
api.Range.startContainer 📋Firefox11/9/2004 Chrome12/11/20081493
api.Range.startOffset 📋Firefox11/9/2004 Chrome12/11/20081493
api.Range.surroundContents 📋Firefox11/9/2004 Chrome12/11/20081493
api.Range.toString 📋Firefox11/9/2004 Chrome12/11/20081493
api.SVGAElement 📋Firefox6/17/2008 Chrome12/11/2008177
api.SVGAElement.target 📋Firefox6/17/2008 Chrome12/11/2008177
api.SVGAngle 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGAngle.convertToSpecifiedUnits 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGAngle.newValueSpecifiedUnits 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGAngle.unitType 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGAngle.value 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGAngle.valueAsString 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGAngle.valueInSpecifiedUnits 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGAnimatedAngle 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGAnimatedAngle.animVal 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGAnimatedAngle.baseVal 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGAnimatedEnumeration 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGAnimatedEnumeration.animVal 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGAnimatedEnumeration.baseVal 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGAnimatedLength 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGAnimatedLength.animVal 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGAnimatedLength.baseVal 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGAnimatedLengthList 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGAnimatedLengthList.animVal 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGAnimatedLengthList.baseVal 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGAnimatedNumber 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGAnimatedNumber.animVal 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGAnimatedNumber.baseVal 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGAnimatedRect 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGAnimatedString 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGAnimatedString.animVal 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGAnimatedString.baseVal 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGAnimatedTransformList 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGAnimatedTransformList.animVal 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGAnimatedTransformList.baseVal 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGCircleElement 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGCircleElement.cx 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGCircleElement.cy 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGCircleElement.r 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGClipPathElement 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGClipPathElement.clipPathUnits 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGClipPathElement.transform 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGDefsElement 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGDescElement 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGElement 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGElement.className 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGElement.ownerSVGElement 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGElement.style 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGElement.viewportElement 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGEllipseElement 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGEllipseElement.cx 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGEllipseElement.cy 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGEllipseElement.rx 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGEllipseElement.ry 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGForeignObjectElement 📋Firefox6/17/2008 Chrome12/11/2008177
api.SVGForeignObjectElement.height 📋Firefox6/17/2008 Chrome12/11/2008177
api.SVGForeignObjectElement.width 📋Firefox6/17/2008 Chrome12/11/2008177
api.SVGForeignObjectElement.x 📋Firefox6/17/2008 Chrome12/11/2008177
api.SVGForeignObjectElement.y 📋Firefox6/17/2008 Chrome12/11/2008177
api.SVGGElement 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGGradientElement 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGGradientElement.gradientTransform 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGGradientElement.gradientUnits 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGGradientElement.href 📋Firefox10/24/2006 Chrome12/11/2008779
api.SVGGradientElement.spreadMethod 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGGraphicsElement.getBBox 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGGraphicsElement.getCTM 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGGraphicsElement.getScreenCTM 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGGraphicsElement.transform 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGImageElement 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGImageElement.height 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGImageElement.href 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGImageElement.preserveAspectRatio 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGImageElement.width 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGImageElement.x 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGImageElement.y 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGLength 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGLength.convertToSpecifiedUnits 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGLength.newValueSpecifiedUnits 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGLength.unitType 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGLength.value 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGLength.valueAsString 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGLength.valueInSpecifiedUnits 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGLengthList 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGLengthList.appendItem Firefox11/29/2005 Chrome12/11/20081108
api.SVGLengthList.clear Firefox11/29/2005 Chrome12/11/20081108
api.SVGLengthList.getItem Firefox11/29/2005 Chrome12/11/20081108
api.SVGLengthList.initialize Firefox11/29/2005 Chrome12/11/20081108
api.SVGLengthList.insertItemBefore Firefox11/29/2005 Chrome12/11/20081108
api.SVGLengthList.numberOfItems Firefox11/29/2005 Chrome12/11/20081108
api.SVGLengthList.removeItem Firefox11/29/2005 Chrome12/11/20081108
api.SVGLengthList.replaceItem Firefox11/29/2005 Chrome12/11/20081108
api.SVGLineElement 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGLineElement.x1 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGLineElement.x2 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGLineElement.y1 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGLineElement.y2 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGLinearGradientElement 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGLinearGradientElement.x1 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGLinearGradientElement.x2 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGLinearGradientElement.y1 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGLinearGradientElement.y2 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGMarkerElement 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGMarkerElement.markerHeight 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGMarkerElement.markerUnits 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGMarkerElement.markerWidth 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGMarkerElement.orientAngle 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGMarkerElement.orientType 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGMarkerElement.preserveAspectRatio 📋Firefox10/24/2006 Chrome12/11/2008779
api.SVGMarkerElement.refX 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGMarkerElement.refY 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGMarkerElement.setOrientToAngle 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGMarkerElement.setOrientToAuto 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGMarkerElement.viewBox 📋Firefox10/24/2006 Chrome12/11/2008779
api.SVGMaskElement 📋Firefox6/17/2008 Chrome12/11/2008177
api.SVGMaskElement.height 📋Firefox6/17/2008 Chrome12/11/2008177
api.SVGMaskElement.maskContentUnits 📋Firefox6/17/2008 Chrome12/11/2008177
api.SVGMaskElement.maskUnits 📋Firefox6/17/2008 Chrome12/11/2008177
api.SVGMaskElement.width 📋Firefox6/17/2008 Chrome12/11/2008177
api.SVGMaskElement.x 📋Firefox6/17/2008 Chrome12/11/2008177
api.SVGMaskElement.y 📋Firefox6/17/2008 Chrome12/11/2008177
api.SVGMetadataElement 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGNumber 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGNumber.value 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGPathElement 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGPatternElement 📋Firefox6/17/2008 Chrome12/11/2008177
api.SVGPatternElement.height 📋Firefox6/17/2008 Chrome12/11/2008177
api.SVGPatternElement.href 📋Firefox6/17/2008 Chrome12/11/2008177
api.SVGPatternElement.patternContentUnits 📋Firefox6/17/2008 Chrome12/11/2008177
api.SVGPatternElement.patternTransform 📋Firefox6/17/2008 Chrome12/11/2008177
api.SVGPatternElement.patternUnits 📋Firefox6/17/2008 Chrome12/11/2008177
api.SVGPatternElement.preserveAspectRatio 📋Firefox6/17/2008 Chrome12/11/2008177
api.SVGPatternElement.viewBox 📋Firefox6/17/2008 Chrome12/11/2008177
api.SVGPatternElement.width 📋Firefox6/17/2008 Chrome12/11/2008177
api.SVGPatternElement.x 📋Firefox6/17/2008 Chrome12/11/2008177
api.SVGPatternElement.y 📋Firefox6/17/2008 Chrome12/11/2008177
api.SVGPoint 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGPoint.matrixTransform 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGPoint.x 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGPoint.y 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGPointList 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGPointList.appendItem 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGPointList.clear 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGPointList.getItem 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGPointList.initialize 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGPointList.insertItemBefore 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGPointList.numberOfItems 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGPointList.removeItem 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGPointList.replaceItem 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGPolygonElement 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGPolygonElement.animatedPoints 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGPolygonElement.points 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGPolylineElement 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGPolylineElement.animatedPoints 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGPolylineElement.points 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGPreserveAspectRatio 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGPreserveAspectRatio.align 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGPreserveAspectRatio.meetOrSlice 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGRadialGradientElement 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGRadialGradientElement.cx 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGRadialGradientElement.cy 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGRadialGradientElement.fx 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGRadialGradientElement.fy 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGRadialGradientElement.r 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGRect 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGRect.height Firefox11/29/2005 Chrome12/11/20081108
api.SVGRect.width Firefox11/29/2005 Chrome12/11/20081108
api.SVGRect.x Firefox11/29/2005 Chrome12/11/20081108
api.SVGRect.y Firefox11/29/2005 Chrome12/11/20081108
api.SVGRectElement 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGRectElement.height 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGRectElement.rx 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGRectElement.ry 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGRectElement.width 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGRectElement.x 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGRectElement.y 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGSVGElement 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGSVGElement.animationsPaused Firefox11/29/2005 Chrome12/11/20081108
api.SVGSVGElement.createSVGAngle 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGSVGElement.createSVGLength 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGSVGElement.createSVGMatrix 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGSVGElement.createSVGNumber 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGSVGElement.createSVGPoint 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGSVGElement.createSVGRect 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGSVGElement.createSVGTransform 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGSVGElement.createSVGTransformFromMatrix 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGSVGElement.currentScale 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGSVGElement.currentTranslate 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGSVGElement.forceRedraw 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGSVGElement.getCurrentTime Firefox11/29/2005 Chrome12/11/20081108
api.SVGSVGElement.height 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGSVGElement.pauseAnimations Firefox11/29/2005 Chrome12/11/20081108
api.SVGSVGElement.preserveAspectRatio 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGSVGElement.setCurrentTime Firefox11/29/2005 Chrome12/11/20081108
api.SVGSVGElement.suspendRedraw 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGSVGElement.unpauseAnimations Firefox11/29/2005 Chrome12/11/20081108
api.SVGSVGElement.unsuspendRedraw 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGSVGElement.unsuspendRedrawAll 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGSVGElement.viewBox 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGSVGElement.width 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGSVGElement.x 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGSVGElement.y 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGScriptElement 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGScriptElement.href 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGScriptElement.type 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGStopElement 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGStopElement.offset 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGStyleElement 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGStyleElement.media 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGStyleElement.title 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGStyleElement.type 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGSwitchElement 📋Firefox6/17/2008 Chrome12/11/2008177
api.SVGSymbolElement 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGSymbolElement.preserveAspectRatio 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGSymbolElement.viewBox 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGTSpanElement 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGTextContentElement 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGTextContentElement.getCharNumAtPosition 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGTextContentElement.getComputedTextLength 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGTextContentElement.getEndPositionOfChar 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGTextContentElement.getExtentOfChar 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGTextContentElement.getNumberOfChars 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGTextContentElement.getRotationOfChar 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGTextContentElement.getStartPositionOfChar 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGTextContentElement.getSubStringLength 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGTextContentElement.lengthAdjust 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGTextContentElement.selectSubString 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGTextContentElement.textLength 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGTextElement 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGTextPathElement 📋Firefox10/24/2006 Chrome12/11/2008779
api.SVGTextPathElement.href 📋Firefox10/24/2006 Chrome12/11/2008779
api.SVGTextPositioningElement 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGTextPositioningElement.dx 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGTextPositioningElement.dy 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGTextPositioningElement.rotate 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGTextPositioningElement.x 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGTextPositioningElement.y 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGTitleElement 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGTransform 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGTransform.angle 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGTransform.matrix 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGTransform.setMatrix 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGTransform.setRotate 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGTransform.setScale 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGTransform.setSkewX 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGTransform.setSkewY 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGTransform.setTranslate 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGTransform.type 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGTransformList 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGTransformList.appendItem 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGTransformList.clear 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGTransformList.consolidate 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGTransformList.createSVGTransformFromMatrix 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGTransformList.getItem 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGTransformList.initialize 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGTransformList.insertItemBefore 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGTransformList.numberOfItems 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGTransformList.removeItem 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGTransformList.replaceItem 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGUnitTypes 📋Firefox6/17/2008 Chrome12/11/2008177
api.SVGUseElement 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGUseElement.height 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGUseElement.href 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGUseElement.width 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGUseElement.x 📋Firefox11/29/2005 Chrome12/11/20081108
api.SVGUseElement.y 📋Firefox11/29/2005 Chrome12/11/20081108
api.Screen 📋Firefox11/9/2004 Chrome12/11/20081493
api.Screen.availHeight 📋Firefox11/9/2004 Chrome12/11/20081493
api.Screen.availLeft Firefox11/9/2004 Chrome12/11/20081493
api.Screen.availLeft.relative-multi-screen Firefox11/9/2004 Chrome12/11/20081493
api.Screen.availTop Firefox11/9/2004 Chrome12/11/20081493
api.Screen.availTop.relative-multi-screen Firefox11/9/2004 Chrome12/11/20081493
api.Screen.availWidth 📋Firefox11/9/2004 Chrome12/11/20081493
api.Screen.colorDepth 📋Firefox11/9/2004 Chrome12/11/20081493
api.Screen.height 📋Firefox11/9/2004 Chrome12/11/20081493
api.Screen.pixelDepth 📋Firefox11/9/2004 Chrome12/11/20081493
api.Screen.width 📋Firefox11/9/2004 Chrome12/11/20081493
api.Selection 📋Firefox11/9/2004 Chrome12/11/20081493
api.Selection.addRange 📋Firefox11/9/2004 Chrome12/11/20081493
api.Selection.anchorNode 📋Firefox11/9/2004 Chrome12/11/20081493
api.Selection.anchorOffset 📋Firefox11/9/2004 Chrome12/11/20081493
api.Selection.collapse 📋Firefox11/9/2004 Chrome12/11/20081493
api.Selection.collapseToEnd 📋Firefox11/9/2004 Chrome12/11/20081493
api.Selection.collapseToStart 📋Firefox11/9/2004 Chrome12/11/20081493
api.Selection.containsNode 📋Firefox11/9/2004 Chrome12/11/20081493
api.Selection.deleteFromDocument 📋Firefox11/9/2004 Chrome12/11/20081493
api.Selection.extend 📋Firefox11/9/2004 Chrome12/11/20081493
api.Selection.focusNode 📋Firefox11/9/2004 Chrome12/11/20081493
api.Selection.focusOffset 📋Firefox11/9/2004 Chrome12/11/20081493
api.Selection.getRangeAt 📋Firefox11/9/2004 Chrome12/11/20081493
api.Selection.isCollapsed 📋Firefox11/9/2004 Chrome12/11/20081493
api.Selection.rangeCount 📋Firefox11/9/2004 Chrome12/11/20081493
api.Selection.removeAllRanges 📋Firefox11/9/2004 Chrome12/11/20081493
api.Selection.selectAllChildren 📋Firefox11/9/2004 Chrome12/11/20081493
api.Selection.toString 📋Firefox11/9/2004 Chrome12/11/20081493
api.StyleSheet 📋Firefox11/9/2004 Chrome12/11/20081493
api.StyleSheet.disabled 📋Firefox11/9/2004 Chrome12/11/20081493
api.StyleSheet.href 📋Firefox11/9/2004 Chrome12/11/20081493
api.StyleSheet.media 📋Firefox11/9/2004 Chrome12/11/20081493
api.StyleSheet.ownerNode 📋Firefox11/9/2004 Chrome12/11/20081493
api.StyleSheet.parentStyleSheet 📋Firefox11/9/2004 Chrome12/11/20081493
api.StyleSheet.title 📋Firefox11/9/2004 Chrome12/11/20081493
api.StyleSheet.type 📋Firefox11/9/2004 Chrome12/11/20081493
api.StyleSheetList 📋Firefox11/9/2004 Chrome12/11/20081493
api.StyleSheetList.item 📋Firefox11/9/2004 Chrome12/11/20081493
api.StyleSheetList.length 📋Firefox11/9/2004 Chrome12/11/20081493
api.Text 📋Firefox11/9/2004 Chrome12/11/20081493
api.Text.splitText 📋Firefox11/9/2004 Chrome12/11/20081493
api.UIEvent 📋Firefox11/9/2004 Chrome12/11/20081493
api.UIEvent.detail 📋Firefox11/9/2004 Chrome12/11/20081493
api.UIEvent.initUIEvent 📋Firefox11/9/2004 Chrome12/11/20081493
api.UIEvent.view 📋Firefox11/9/2004 Chrome12/11/20081493
api.UIEvent.which 📋Firefox11/9/2004 Chrome12/11/20081493
api.Window 📋Firefox11/9/2004 Chrome12/11/20081493
api.Window.DOMContentLoaded_event 📋Firefox11/9/2004 Chrome12/11/20081493
api.Window.alert 📋Firefox11/9/2004 Chrome12/11/20081493
api.Window.beforeunload_event 📋Firefox11/9/2004 Chrome12/11/20081493
api.Window.beforeunload_event.return_string_activation Firefox11/9/2004 Chrome12/11/20081493
api.Window.blur 📋Firefox11/9/2004 Chrome12/11/20081493
api.Window.captureEvents 📋Firefox11/9/2004 Chrome12/11/20081493
api.Window.close 📋Firefox11/9/2004 Chrome12/11/20081493
api.Window.closed 📋Firefox11/9/2004 Chrome12/11/20081493
api.Window.confirm 📋Firefox11/9/2004 Chrome12/11/20081493
api.Window.document 📋Firefox11/9/2004 Chrome12/11/20081493
api.Window.external 📋Firefox10/24/2006 Chrome12/11/2008779
api.Window.find Firefox11/9/2004 Chrome12/11/20081493
api.Window.focus 📋Firefox11/9/2004 Chrome12/11/20081493
api.Window.frameElement 📋Firefox11/9/2004 Chrome12/11/20081493
api.Window.frames 📋Firefox11/9/2004 Chrome12/11/20081493
api.Window.getComputedStyle 📋Firefox11/9/2004 Chrome12/11/20081493
api.Window.getSelection 📋Firefox11/9/2004 Chrome12/11/20081493
api.Window.history 📋Firefox11/9/2004 Chrome12/11/20081493
api.Window.innerHeight 📋Firefox11/9/2004 Chrome12/11/20081493
api.Window.innerWidth 📋Firefox11/9/2004 Chrome12/11/20081493
api.Window.length 📋Firefox11/9/2004 Chrome12/11/20081493
api.Window.load_event 📋Firefox11/9/2004 Chrome12/11/20081493
api.Window.location 📋Firefox11/9/2004 Chrome12/11/20081493
api.Window.locationbar 📋Firefox11/9/2004 Chrome12/11/20081493
api.Window.menubar 📋Firefox11/9/2004 Chrome12/11/20081493
api.Window.moveBy 📋Firefox11/9/2004 Chrome12/11/20081493
api.Window.moveTo 📋Firefox11/9/2004 Chrome12/11/20081493
api.Window.name 📋Firefox11/9/2004 Chrome12/11/20081493
api.Window.navigator 📋Firefox11/9/2004 Chrome12/11/20081493
api.Window.open 📋Firefox11/9/2004 Chrome12/11/20081493
api.Window.opener 📋Firefox11/9/2004 Chrome12/11/20081493
api.Window.outerHeight 📋Firefox11/9/2004 Chrome12/11/20081493
api.Window.outerWidth 📋Firefox11/9/2004 Chrome12/11/20081493
api.Window.parent 📋Firefox11/9/2004 Chrome12/11/20081493
api.Window.personalbar 📋Firefox11/9/2004 Chrome12/11/20081493
api.Window.print 📋Firefox11/9/2004 Chrome12/11/20081493
api.Window.prompt 📋Firefox11/9/2004 Chrome12/11/20081493
api.Window.releaseEvents 📋Firefox11/9/2004 Chrome12/11/20081493
api.Window.resizeBy 📋Firefox11/9/2004 Chrome12/11/20081493
api.Window.resizeTo 📋Firefox11/9/2004 Chrome12/11/20081493
api.Window.resize_event 📋Firefox11/9/2004 Chrome12/11/20081493
api.Window.screen 📋Firefox11/9/2004 Chrome12/11/20081493
api.Window.screenX 📋Firefox11/9/2004 Chrome12/11/20081493
api.Window.screenY 📋Firefox11/9/2004 Chrome12/11/20081493
api.Window.scroll 📋Firefox11/9/2004 Chrome12/11/20081493
api.Window.scrollBy 📋Firefox11/9/2004 Chrome12/11/20081493
api.Window.scrollTo 📋Firefox11/9/2004 Chrome12/11/20081493
api.Window.scrollX 📋Firefox11/9/2004 Chrome12/11/20081493
api.Window.scrollY 📋Firefox11/9/2004 Chrome12/11/20081493
api.Window.scrollbars 📋Firefox11/9/2004 Chrome12/11/20081493
api.Window.self 📋Firefox11/9/2004 Chrome12/11/20081493
api.Window.status 📋Firefox11/9/2004 Chrome12/11/20081493
api.Window.statusbar 📋Firefox11/9/2004 Chrome12/11/20081493
api.Window.stop 📋Firefox11/9/2004 Chrome12/11/20081493
api.Window.toolbar 📋Firefox11/9/2004 Chrome12/11/20081493
api.Window.top 📋Firefox11/9/2004 Chrome12/11/20081493
api.Window.unload_event 📋Firefox11/9/2004 Chrome12/11/20081493
api.Window.window 📋Firefox11/9/2004 Chrome12/11/20081493
api.XMLHttpRequest 📋Firefox11/9/2004 Chrome12/11/20081493
api.XMLHttpRequest.XMLHttpRequest 📋Firefox11/9/2004 Chrome12/11/20081493
api.XMLHttpRequest.abort 📋Firefox11/9/2004 Chrome12/11/20081493
api.XMLHttpRequest.error_event 📋Firefox11/9/2004 Chrome12/11/20081493
api.XMLHttpRequest.getAllResponseHeaders 📋Firefox11/9/2004 Chrome12/11/20081493
api.XMLHttpRequest.getResponseHeader 📋Firefox11/9/2004 Chrome12/11/20081493
api.XMLHttpRequest.load_event 📋Firefox11/9/2004 Chrome12/11/20081493
api.XMLHttpRequest.open 📋Firefox11/9/2004 Chrome12/11/20081493
api.XMLHttpRequest.overrideMimeType 📋Firefox11/9/2004 Chrome12/11/20081493
api.XMLHttpRequest.progress_event 📋Firefox11/9/2004 Chrome12/11/20081493
api.XMLHttpRequest.readyState 📋Firefox11/9/2004 Chrome12/11/20081493
api.XMLHttpRequest.readystatechange_event 📋Firefox11/9/2004 Chrome12/11/20081493
api.XMLHttpRequest.responseText 📋Firefox11/9/2004 Chrome12/11/20081493
api.XMLHttpRequest.responseXML 📋Firefox11/9/2004 Chrome12/11/20081493
api.XMLHttpRequest.send 📋Firefox11/9/2004 Chrome12/11/20081493
api.XMLHttpRequest.setRequestHeader 📋Firefox11/9/2004 Chrome12/11/20081493
api.XMLHttpRequest.status 📋Firefox11/9/2004 Chrome12/11/20081493
api.XMLHttpRequest.statusText 📋Firefox11/9/2004 Chrome12/11/20081493
api.XMLHttpRequestEventTarget 📋Firefox11/9/2004 Chrome12/11/20081493
api.XMLSerializer 📋Firefox11/9/2004 Chrome12/11/20081493
api.XMLSerializer.XMLSerializer 📋Firefox11/9/2004 Chrome12/11/20081493
api.XMLSerializer.serializeToString 📋Firefox11/9/2004 Chrome12/11/20081493
api.XPathEvaluator 📋Firefox11/9/2004 Chrome12/11/20081493
api.XPathEvaluator.XPathEvaluator 📋Firefox11/9/2004 Chrome12/11/20081493
api.XPathEvaluator.createExpression 📋Firefox11/9/2004 Chrome12/11/20081493
api.XPathEvaluator.createNSResolver 📋Firefox11/9/2004 Chrome12/11/20081493
api.XPathEvaluator.evaluate 📋Firefox11/9/2004 Chrome12/11/20081493
api.XPathExpression 📋Firefox11/9/2004 Chrome12/11/20081493
api.XPathExpression.evaluate 📋Firefox11/9/2004 Chrome12/11/20081493
api.XPathResult 📋Firefox11/9/2004 Chrome12/11/20081493
api.XPathResult.booleanValue 📋Firefox11/9/2004 Chrome12/11/20081493
api.XPathResult.invalidIteratorState 📋Firefox11/9/2004 Chrome12/11/20081493
api.XPathResult.iterateNext 📋Firefox11/9/2004 Chrome12/11/20081493
api.XPathResult.numberValue 📋Firefox11/9/2004 Chrome12/11/20081493
api.XPathResult.resultType 📋Firefox11/9/2004 Chrome12/11/20081493
api.XPathResult.singleNodeValue 📋Firefox11/9/2004 Chrome12/11/20081493
api.XPathResult.snapshotItem 📋Firefox11/9/2004 Chrome12/11/20081493
api.XPathResult.snapshotLength 📋Firefox11/9/2004 Chrome12/11/20081493
api.XPathResult.stringValue 📋Firefox11/9/2004 Chrome12/11/20081493
api.XSLTProcessor 📋Firefox11/9/2004 Chrome12/11/20081493
api.XSLTProcessor.XSLTProcessor 📋Firefox11/9/2004 Chrome12/11/20081493
api.XSLTProcessor.clearParameters 📋Firefox11/9/2004 Chrome12/11/20081493
api.XSLTProcessor.getParameter 📋Firefox11/9/2004 Chrome12/11/20081493
api.XSLTProcessor.importStylesheet 📋Firefox11/9/2004 Chrome12/11/20081493
api.XSLTProcessor.removeParameter 📋Firefox11/9/2004 Chrome12/11/20081493
api.XSLTProcessor.reset 📋Firefox11/9/2004 Chrome12/11/20081493
api.XSLTProcessor.setParameter 📋Firefox11/9/2004 Chrome12/11/20081493
api.XSLTProcessor.transformToDocument 📋Firefox11/9/2004 Chrome12/11/20081493
api.XSLTProcessor.transformToFragment 📋Firefox11/9/2004 Chrome12/11/20081493
api.clearInterval 📋Firefox11/9/2004 Chrome12/11/20081493
api.clearTimeout 📋Firefox11/9/2004 Chrome12/11/20081493
api.setInterval 📋Firefox11/9/2004 Chrome12/11/20081493
api.setInterval.supports_parameters_for_callback Firefox11/9/2004 Chrome12/11/20081493
api.setTimeout 📋Firefox11/9/2004 Chrome12/11/20081493
api.setTimeout.supports_parameters_for_callback Firefox11/9/2004 Chrome12/11/20081493
css.at-rules.import 📋Firefox11/9/2004 Chrome12/11/20081493
css.at-rules.media 📋Firefox11/9/2004 Chrome12/11/20081493
css.at-rules.media.color 📋Firefox10/24/2006 Chrome12/11/2008779
css.at-rules.media.device-aspect-ratio 📋Firefox10/24/2006 Chrome12/11/2008779
css.at-rules.media.device-height 📋Firefox10/24/2006 Chrome12/11/2008779
css.at-rules.media.device-width 📋Firefox10/24/2006 Chrome12/11/2008779
css.at-rules.media.grid 📋Firefox10/24/2006 Chrome12/11/2008779
css.at-rules.media.height 📋Firefox10/24/2006 Chrome12/11/2008779
css.at-rules.media.media_features Firefox11/9/2004 Chrome12/11/20081493
css.at-rules.media.monochrome 📋Firefox10/24/2006 Chrome12/11/2008779
css.at-rules.media.width 📋Firefox10/24/2006 Chrome12/11/2008779
css.at-rules.namespace 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.appearance.compat-auto Firefox11/9/2004 Chrome12/11/20081493
css.properties.appearance.textfield Firefox11/9/2004 Chrome12/11/20081493
css.properties.background 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.background-attachment 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.background-attachment.fixed Firefox10/24/2006 Chrome12/11/2008779
css.properties.background-color 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.background-image 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.background-position 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.background-repeat 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.border 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.border-bottom 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.border-bottom-color 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.border-bottom-style 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.border-bottom-width 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.border-collapse 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.border-color 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.border-left 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.border-left-color 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.border-left-style 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.border-left-width 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.border-right 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.border-right-color 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.border-right-style 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.border-right-width 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.border-spacing 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.border-style 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.border-top 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.border-top-color 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.border-top-style 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.border-top-width 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.border-width 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.bottom 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.caption-side 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.clear 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.clip 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.color 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.column-gap 📋Firefox11/29/2005 Chrome12/11/20081108
css.properties.content 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.content.url 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.cursor 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.cursor.alias Firefox11/29/2005 Chrome12/11/20081108
css.properties.cursor.all-scroll Firefox11/29/2005 Chrome12/11/20081108
css.properties.cursor.auto Firefox11/9/2004 Chrome12/11/20081493
css.properties.cursor.cell Firefox11/29/2005 Chrome12/11/20081108
css.properties.cursor.col-resize Firefox11/29/2005 Chrome12/11/20081108
css.properties.cursor.context-menu Firefox11/29/2005 Chrome12/11/20081108
css.properties.cursor.copy Firefox11/29/2005 Chrome12/11/20081108
css.properties.cursor.crosshair Firefox11/9/2004 Chrome12/11/20081493
css.properties.cursor.default Firefox11/9/2004 Chrome12/11/20081493
css.properties.cursor.e-resize Firefox11/9/2004 Chrome12/11/20081493
css.properties.cursor.ew-resize Firefox11/29/2005 Chrome12/11/20081108
css.properties.cursor.help Firefox11/9/2004 Chrome12/11/20081493
css.properties.cursor.inherit Firefox11/9/2004 Chrome12/11/20081493
css.properties.cursor.move Firefox11/9/2004 Chrome12/11/20081493
css.properties.cursor.n-resize Firefox11/9/2004 Chrome12/11/20081493
css.properties.cursor.ne-resize Firefox11/9/2004 Chrome12/11/20081493
css.properties.cursor.nesw-resize Firefox11/29/2005 Chrome12/11/20081108
css.properties.cursor.no-drop Firefox11/29/2005 Chrome12/11/20081108
css.properties.cursor.not-allowed Firefox11/29/2005 Chrome12/11/20081108
css.properties.cursor.ns-resize Firefox11/29/2005 Chrome12/11/20081108
css.properties.cursor.nw-resize Firefox11/9/2004 Chrome12/11/20081493
css.properties.cursor.nwse-resize Firefox11/29/2005 Chrome12/11/20081108
css.properties.cursor.pointer Firefox11/9/2004 Chrome12/11/20081493
css.properties.cursor.progress Firefox11/9/2004 Chrome12/11/20081493
css.properties.cursor.row-resize Firefox11/29/2005 Chrome12/11/20081108
css.properties.cursor.s-resize Firefox11/9/2004 Chrome12/11/20081493
css.properties.cursor.se-resize Firefox11/9/2004 Chrome12/11/20081493
css.properties.cursor.sw-resize Firefox11/9/2004 Chrome12/11/20081493
css.properties.cursor.text Firefox11/9/2004 Chrome12/11/20081493
css.properties.cursor.url Firefox11/29/2005 Chrome12/11/20081108
css.properties.cursor.url_positioning_syntax Firefox11/29/2005 Chrome12/11/20081108
css.properties.cursor.vertical-text Firefox11/29/2005 Chrome12/11/20081108
css.properties.cursor.w-resize Firefox11/9/2004 Chrome12/11/20081493
css.properties.cursor.wait Firefox11/9/2004 Chrome12/11/20081493
css.properties.display 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.display.display-outside 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.display.inline-block Firefox11/9/2004 Chrome12/11/20081493
css.properties.display.inline-table Firefox6/17/2008 Chrome12/11/2008177
css.properties.display.list-item 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.display.none Firefox11/9/2004 Chrome12/11/20081493
css.properties.display.table Firefox11/9/2004 Chrome12/11/20081493
css.properties.display.table-cell Firefox11/9/2004 Chrome12/11/20081493
css.properties.display.table-column Firefox11/9/2004 Chrome12/11/20081493
css.properties.display.table-column-group Firefox11/9/2004 Chrome12/11/20081493
css.properties.display.table-footer-group Firefox11/9/2004 Chrome12/11/20081493
css.properties.display.table-header-group Firefox11/9/2004 Chrome12/11/20081493
css.properties.display.table-row Firefox11/9/2004 Chrome12/11/20081493
css.properties.display.table-row-group Firefox11/9/2004 Chrome12/11/20081493
css.properties.empty-cells 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.float 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.font 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.font.caption Firefox11/9/2004 Chrome12/11/20081493
css.properties.font.icon Firefox11/9/2004 Chrome12/11/20081493
css.properties.font.menu Firefox11/9/2004 Chrome12/11/20081493
css.properties.font.message-box Firefox11/9/2004 Chrome12/11/20081493
css.properties.font.small-caption Firefox11/9/2004 Chrome12/11/20081493
css.properties.font.status-bar Firefox11/9/2004 Chrome12/11/20081493
css.properties.font-family 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.font-size 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.font-style 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.font-variant 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.height 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.left 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.letter-spacing 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.line-height 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.list-style 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.list-style-image 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.list-style-position 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.list-style-type 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.list-style-type.armenian Firefox11/9/2004 Chrome12/11/20081493
css.properties.list-style-type.circle Firefox11/9/2004 Chrome12/11/20081493
css.properties.list-style-type.cjk-ideographic Firefox11/9/2004 Chrome12/11/20081493
css.properties.list-style-type.decimal Firefox11/9/2004 Chrome12/11/20081493
css.properties.list-style-type.decimal-leading-zero Firefox11/9/2004 Chrome12/11/20081493
css.properties.list-style-type.disc Firefox11/9/2004 Chrome12/11/20081493
css.properties.list-style-type.georgian Firefox11/9/2004 Chrome12/11/20081493
css.properties.list-style-type.hebrew Firefox11/9/2004 Chrome12/11/20081493
css.properties.list-style-type.hiragana Firefox11/9/2004 Chrome12/11/20081493
css.properties.list-style-type.hiragana-iroha Firefox11/9/2004 Chrome12/11/20081493
css.properties.list-style-type.katakana Firefox11/9/2004 Chrome12/11/20081493
css.properties.list-style-type.katakana-iroha Firefox11/9/2004 Chrome12/11/20081493
css.properties.list-style-type.lower-alpha Firefox11/9/2004 Chrome12/11/20081493
css.properties.list-style-type.lower-greek Firefox11/9/2004 Chrome12/11/20081493
css.properties.list-style-type.lower-latin Firefox11/9/2004 Chrome12/11/20081493
css.properties.list-style-type.lower-roman Firefox11/9/2004 Chrome12/11/20081493
css.properties.list-style-type.square Firefox11/9/2004 Chrome12/11/20081493
css.properties.list-style-type.upper-alpha Firefox11/9/2004 Chrome12/11/20081493
css.properties.list-style-type.upper-latin Firefox11/9/2004 Chrome12/11/20081493
css.properties.list-style-type.upper-roman Firefox11/9/2004 Chrome12/11/20081493
css.properties.margin 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.margin.auto Firefox11/9/2004 Chrome12/11/20081493
css.properties.margin-bottom 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.margin-bottom.auto Firefox11/9/2004 Chrome12/11/20081493
css.properties.margin-left 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.margin-left.auto Firefox11/9/2004 Chrome12/11/20081493
css.properties.margin-right 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.margin-right.auto Firefox11/9/2004 Chrome12/11/20081493
css.properties.margin-top 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.margin-top.auto Firefox11/9/2004 Chrome12/11/20081493
css.properties.max-width 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.min-height 📋Firefox6/17/2008 Chrome12/11/2008177
css.properties.min-width 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.opacity 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.outline-color 📋Firefox11/29/2005 Chrome12/11/20081108
css.properties.outline-offset 📋Firefox11/29/2005 Chrome12/11/20081108
css.properties.outline-style 📋Firefox11/29/2005 Chrome12/11/20081108
css.properties.outline-style.auto Firefox11/29/2005 Chrome12/11/20081108
css.properties.outline-width 📋Firefox11/29/2005 Chrome12/11/20081108
css.properties.overflow 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.padding 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.padding-bottom 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.padding-left 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.padding-right 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.padding-top 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.page-break-after 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.page-break-before 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.pointer-events 📋Firefox11/29/2005 Chrome12/11/20081108
css.properties.position 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.position.fixed Firefox11/9/2004 Chrome12/11/20081493
css.properties.right 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.text-align 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.text-align.center Firefox11/9/2004 Chrome12/11/20081493
css.properties.text-align.end Firefox11/9/2004 Chrome12/11/20081493
css.properties.text-align.left Firefox11/9/2004 Chrome12/11/20081493
css.properties.text-align.right Firefox11/9/2004 Chrome12/11/20081493
css.properties.text-align.start Firefox11/9/2004 Chrome12/11/20081493
css.properties.text-decoration 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.text-indent 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.text-transform 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.text-transform.capitalize Firefox11/9/2004 Chrome12/11/20081493
css.properties.text-transform.uppercase_eszett Firefox11/9/2004 Chrome12/11/20081493
css.properties.top 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.user-modify Firefox11/9/2004 Chrome12/11/20081493
css.properties.user-select.auto Firefox11/9/2004 Chrome12/11/20081493
css.properties.user-select.text Firefox11/9/2004 Chrome12/11/20081493
css.properties.vertical-align 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.visibility 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.visibility.collapse Firefox11/9/2004 Chrome12/11/20081493
css.properties.white-space 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.white-space.nowrap Firefox11/9/2004 Chrome12/11/20081493
css.properties.white-space.pre Firefox11/9/2004 Chrome12/11/20081493
css.properties.white-space.pre-wrap Firefox6/17/2008 Chrome12/11/2008177
css.properties.width 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.word-spacing 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.z-index 📋Firefox11/9/2004 Chrome12/11/20081493
css.properties.z-index.negative_values Firefox6/17/2008 Chrome12/11/2008177
css.selectors.active 📋Firefox11/9/2004 Chrome12/11/20081493
css.selectors.active.non_a_elements Firefox11/9/2004 Chrome12/11/20081493
css.selectors.after 📋Firefox11/29/2005 Chrome12/11/20081108
css.selectors.attribute 📋Firefox11/9/2004 Chrome12/11/20081493
css.selectors.before 📋Firefox11/29/2005 Chrome12/11/20081108
css.selectors.checked 📋Firefox11/9/2004 Chrome12/11/20081493
css.selectors.child 📋Firefox11/9/2004 Chrome12/11/20081493
css.selectors.class 📋Firefox11/9/2004 Chrome12/11/20081493
css.selectors.descendant 📋Firefox11/9/2004 Chrome12/11/20081493
css.selectors.disabled 📋Firefox11/9/2004 Chrome12/11/20081493
css.selectors.empty 📋Firefox11/9/2004 Chrome12/11/20081493
css.selectors.enabled 📋Firefox11/9/2004 Chrome12/11/20081493
css.selectors.first-letter 📋Firefox11/9/2004 Chrome12/11/20081493
css.selectors.first-line 📋Firefox11/9/2004 Chrome12/11/20081493
css.selectors.focus 📋Firefox11/9/2004 Chrome12/11/20081493
css.selectors.hover 📋Firefox11/9/2004 Chrome12/11/20081493
css.selectors.hover.a_elements Firefox11/9/2004 Chrome12/11/20081493
css.selectors.hover.all_elements Firefox11/9/2004 Chrome12/11/20081493
css.selectors.id 📋Firefox11/9/2004 Chrome12/11/20081493
css.selectors.indeterminate 📋Firefox10/24/2006 Chrome12/11/2008779
css.selectors.lang 📋Firefox11/9/2004 Chrome12/11/20081493
css.selectors.last-child 📋Firefox11/9/2004 Chrome12/11/20081493
css.selectors.link 📋Firefox11/9/2004 Chrome12/11/20081493
css.selectors.list 📋Firefox11/9/2004 Chrome12/11/20081493
css.selectors.namespace 📋Firefox11/9/2004 Chrome12/11/20081493
css.selectors.next-sibling 📋Firefox11/9/2004 Chrome12/11/20081493
css.selectors.not 📋Firefox11/9/2004 Chrome12/11/20081493
css.selectors.root 📋Firefox11/9/2004 Chrome12/11/20081493
css.selectors.subsequent-sibling 📋Firefox11/9/2004 Chrome12/11/20081493
css.selectors.target 📋Firefox11/9/2004 Chrome12/11/20081493
css.selectors.type 📋Firefox11/9/2004 Chrome12/11/20081493
css.selectors.type.namespaces Firefox11/9/2004 Chrome12/11/20081493
css.selectors.universal 📋Firefox11/9/2004 Chrome12/11/20081493
css.selectors.universal.namespaces Firefox11/9/2004 Chrome12/11/20081493
css.selectors.visited 📋Firefox11/9/2004 Chrome12/11/20081493
css.types.color 📋Firefox11/9/2004 Chrome12/11/20081493
css.types.color.currentcolor 📋Firefox11/29/2005 Chrome12/11/20081108
css.types.color.hsl 📋Firefox11/9/2004 Chrome12/11/20081493
css.types.color.named-color 📋Firefox11/9/2004 Chrome12/11/20081493
css.types.color.rgb 📋Firefox11/9/2004 Chrome12/11/20081493
css.types.color.rgb_hexadecimal_notation 📋Firefox11/9/2004 Chrome12/11/20081493
css.types.color.system-color 📋Firefox11/9/2004 Chrome12/11/20081493
css.types.color.transparent 📋Firefox6/17/2008 Chrome12/11/2008177
css.types.counter 📋Firefox11/9/2004 Chrome12/11/20081493
css.types.counters 📋Firefox11/29/2005 Chrome12/11/20081108
css.types.dimension 📋Firefox11/9/2004 Chrome12/11/20081493
css.types.global_keywords Firefox11/9/2004 Chrome12/11/20081493
css.types.global_keywords.inherit 📋Firefox11/9/2004 Chrome12/11/20081493
css.types.image 📋Firefox11/9/2004 Chrome12/11/20081493
css.types.integer 📋Firefox11/9/2004 Chrome12/11/20081493
css.types.length 📋Firefox11/9/2004 Chrome12/11/20081493
css.types.length.em Firefox11/9/2004 Chrome12/11/20081493
css.types.length.ex Firefox11/9/2004 Chrome12/11/20081493
css.types.length-percentage 📋Firefox11/9/2004 Chrome12/11/20081493
css.types.line-style 📋Firefox11/9/2004 Chrome12/11/20081493
css.types.number 📋Firefox11/9/2004 Chrome12/11/20081493
css.types.overflow 📋Firefox11/9/2004 Chrome12/11/20081493
css.types.percentage 📋Firefox11/9/2004 Chrome12/11/20081493
css.types.position 📋Firefox11/9/2004 Chrome12/11/20081493
css.types.position.keyword_value_syntax Firefox11/9/2004 Chrome12/11/20081493
css.types.shape 📋Firefox11/9/2004 Chrome12/11/20081493
css.types.shape.rect Firefox11/9/2004 Chrome12/11/20081493
css.types.string 📋Firefox11/9/2004 Chrome12/11/20081493
css.types.string.unicode_escaped_characters Firefox11/9/2004 Chrome12/11/20081493
css.types.url 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.a 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.a.charset 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.a.href 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.a.hreflang 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.a.name 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.a.rel 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.a.rev 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.a.target 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.a.type 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.acronym 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.address 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.area 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.area.alt 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.area.coords 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.area.href 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.area.nohref 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.area.shape 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.area.tabindex Firefox11/9/2004 Chrome12/11/20081493
html.elements.area.target 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.b 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.base 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.base.href Firefox11/9/2004 Chrome12/11/20081493
html.elements.base.target Firefox11/9/2004 Chrome12/11/20081493
html.elements.big 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.blockquote 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.blockquote.cite Firefox11/9/2004 Chrome12/11/20081493
html.elements.body 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.body.alink Firefox11/9/2004 Chrome12/11/20081493
html.elements.body.background Firefox11/9/2004 Chrome12/11/20081493
html.elements.body.bgcolor Firefox11/9/2004 Chrome12/11/20081493
html.elements.body.link Firefox11/9/2004 Chrome12/11/20081493
html.elements.body.text Firefox11/9/2004 Chrome12/11/20081493
html.elements.body.vlink Firefox11/9/2004 Chrome12/11/20081493
html.elements.br 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.br.clear Firefox11/9/2004 Chrome12/11/20081493
html.elements.button 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.button.disabled 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.button.name Firefox11/9/2004 Chrome12/11/20081493
html.elements.button.type Firefox11/9/2004 Chrome12/11/20081493
html.elements.button.value Firefox11/9/2004 Chrome12/11/20081493
html.elements.canvas 📋Firefox11/29/2005 Chrome12/11/20081108
html.elements.canvas.height Firefox11/29/2005 Chrome12/11/20081108
html.elements.canvas.width Firefox11/29/2005 Chrome12/11/20081108
html.elements.caption 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.caption.align Firefox11/9/2004 Chrome12/11/20081493
html.elements.center 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.cite 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.code 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.col 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.col.align 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.col.span 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.col.valign 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.col.width 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.colgroup 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.colgroup.align 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.colgroup.span 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.colgroup.valign 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.colgroup.width 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.dd 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.dd.nowrap Firefox11/9/2004 Chrome12/11/20081493
html.elements.del 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.del.cite Firefox11/9/2004 Chrome12/11/20081493
html.elements.del.datetime Firefox11/9/2004 Chrome12/11/20081493
html.elements.dir 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.dir.compact Firefox11/9/2004 Chrome12/11/20081493
html.elements.div 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.div.align Firefox11/9/2004 Chrome12/11/20081493
html.elements.dl 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.dt 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.em 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.embed 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.embed.align Firefox11/9/2004 Chrome12/11/20081493
html.elements.embed.height Firefox11/9/2004 Chrome12/11/20081493
html.elements.embed.name Firefox11/9/2004 Chrome12/11/20081493
html.elements.embed.src Firefox11/9/2004 Chrome12/11/20081493
html.elements.embed.type Firefox11/9/2004 Chrome12/11/20081493
html.elements.embed.width Firefox11/9/2004 Chrome12/11/20081493
html.elements.fieldset 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.fieldset.form Firefox11/9/2004 Chrome12/11/20081493
html.elements.font 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.font.color Firefox11/9/2004 Chrome12/11/20081493
html.elements.font.face Firefox11/9/2004 Chrome12/11/20081493
html.elements.font.size Firefox11/9/2004 Chrome12/11/20081493
html.elements.form 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.form.accept-charset Firefox11/9/2004 Chrome12/11/20081493
html.elements.form.action Firefox11/9/2004 Chrome12/11/20081493
html.elements.form.enctype Firefox11/9/2004 Chrome12/11/20081493
html.elements.form.method Firefox11/9/2004 Chrome12/11/20081493
html.elements.form.name Firefox11/9/2004 Chrome12/11/20081493
html.elements.form.target Firefox11/9/2004 Chrome12/11/20081493
html.elements.frame 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.frame.frameborder Firefox11/9/2004 Chrome12/11/20081493
html.elements.frame.marginheight Firefox11/9/2004 Chrome12/11/20081493
html.elements.frame.marginwidth Firefox11/9/2004 Chrome12/11/20081493
html.elements.frame.name Firefox11/9/2004 Chrome12/11/20081493
html.elements.frame.noresize Firefox11/9/2004 Chrome12/11/20081493
html.elements.frame.scrolling Firefox11/9/2004 Chrome12/11/20081493
html.elements.frame.src Firefox11/9/2004 Chrome12/11/20081493
html.elements.frameset 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.frameset.cols Firefox11/9/2004 Chrome12/11/20081493
html.elements.frameset.rows Firefox11/9/2004 Chrome12/11/20081493
html.elements.h1 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.h2 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.h3 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.h4 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.h5 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.h6 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.head 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.hr 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.hr.align Firefox11/9/2004 Chrome12/11/20081493
html.elements.hr.noshade Firefox11/9/2004 Chrome12/11/20081493
html.elements.hr.size Firefox11/9/2004 Chrome12/11/20081493
html.elements.hr.width Firefox11/9/2004 Chrome12/11/20081493
html.elements.html 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.html.version 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.html.xmlns Firefox11/9/2004 Chrome12/11/20081493
html.elements.i 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.iframe 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.iframe.align 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.iframe.frameborder 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.iframe.height 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.iframe.longdesc 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.iframe.marginheight 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.iframe.marginwidth 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.iframe.name 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.iframe.scrolling 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.iframe.src 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.iframe.width 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.image Firefox11/9/2004 Chrome12/11/20081493
html.elements.img 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.img.align 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.img.alt 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.img.border 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.img.height 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.img.hspace 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.img.ismap 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.img.longdesc 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.img.name 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.img.src 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.img.usemap 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.img.vspace 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.img.width 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.input 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.input.accept 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.input.align 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.input.alt 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.input.checked 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.input.disabled 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.input.form 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.input.maxlength 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.input.name 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.input.readonly 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.input.src 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.input.type_button 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.input.type_checkbox 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.input.type_file 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.input.type_hidden 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.input.type_image 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.input.type_password 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.input.type_radio 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.input.type_reset 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.input.type_submit 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.input.type_text 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.input.type_url 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.input.usemap 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.ins 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.ins.cite Firefox11/9/2004 Chrome12/11/20081493
html.elements.ins.datetime Firefox11/9/2004 Chrome12/11/20081493
html.elements.kbd 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.label 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.label.for 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.legend 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.legend.align Firefox11/9/2004 Chrome12/11/20081493
html.elements.li 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.li.type Firefox11/9/2004 Chrome12/11/20081493
html.elements.li.value Firefox11/9/2004 Chrome12/11/20081493
html.elements.link 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.link.charset Firefox11/9/2004 Chrome12/11/20081493
html.elements.link.disabled Firefox11/9/2004 Chrome12/11/20081493
html.elements.link.href Firefox11/9/2004 Chrome12/11/20081493
html.elements.link.hreflang Firefox11/9/2004 Chrome12/11/20081493
html.elements.link.media Firefox11/9/2004 Chrome12/11/20081493
html.elements.link.rel 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.link.rev Firefox11/9/2004 Chrome12/11/20081493
html.elements.link.target Firefox11/9/2004 Chrome12/11/20081493
html.elements.link.type Firefox11/9/2004 Chrome12/11/20081493
html.elements.map 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.map.name Firefox11/9/2004 Chrome12/11/20081493
html.elements.marquee.behavior Firefox11/9/2004 Chrome12/11/20081493
html.elements.marquee.bgcolor Firefox11/9/2004 Chrome12/11/20081493
html.elements.marquee.direction Firefox11/9/2004 Chrome12/11/20081493
html.elements.marquee.height Firefox11/9/2004 Chrome12/11/20081493
html.elements.marquee.hspace Firefox6/17/2008 Chrome12/11/2008177
html.elements.marquee.loop Firefox6/17/2008 Chrome12/11/2008177
html.elements.marquee.scrollamount Firefox11/9/2004 Chrome12/11/20081493
html.elements.marquee.scrolldelay Firefox11/9/2004 Chrome12/11/20081493
html.elements.marquee.truespeed Firefox6/17/2008 Chrome12/11/2008177
html.elements.marquee.vspace Firefox6/17/2008 Chrome12/11/2008177
html.elements.marquee.width Firefox11/9/2004 Chrome12/11/20081493
html.elements.menu 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.meta 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.meta.charset Firefox11/9/2004 Chrome12/11/20081493
html.elements.meta.content Firefox11/9/2004 Chrome12/11/20081493
html.elements.meta.http-equiv Firefox11/9/2004 Chrome12/11/20081493
html.elements.meta.http-equiv.content-language Firefox11/9/2004 Chrome12/11/20081493
html.elements.meta.http-equiv.content-security-policy Firefox11/9/2004 Chrome12/11/20081493
html.elements.meta.http-equiv.content-type Firefox11/9/2004 Chrome12/11/20081493
html.elements.meta.http-equiv.refresh Firefox11/9/2004 Chrome12/11/20081493
html.elements.meta.name 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.meta.scheme 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.nobr 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.noembed 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.noframes 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.noscript 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.object 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.object.archive Firefox11/9/2004 Chrome12/11/20081493
html.elements.object.border Firefox11/9/2004 Chrome12/11/20081493
html.elements.object.classid Firefox11/9/2004 Chrome12/11/20081493
html.elements.object.codebase Firefox11/9/2004 Chrome12/11/20081493
html.elements.object.codetype Firefox11/9/2004 Chrome12/11/20081493
html.elements.object.data Firefox11/9/2004 Chrome12/11/20081493
html.elements.object.declare Firefox11/9/2004 Chrome12/11/20081493
html.elements.object.form Firefox11/9/2004 Chrome12/11/20081493
html.elements.object.height Firefox11/9/2004 Chrome12/11/20081493
html.elements.object.name Firefox11/9/2004 Chrome12/11/20081493
html.elements.object.standby Firefox11/9/2004 Chrome12/11/20081493
html.elements.object.tabindex Firefox11/9/2004 Chrome12/11/20081493
html.elements.object.type Firefox11/9/2004 Chrome12/11/20081493
html.elements.object.usemap 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.object.width Firefox11/9/2004 Chrome12/11/20081493
html.elements.ol 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.ol.compact Firefox11/9/2004 Chrome12/11/20081493
html.elements.ol.start Firefox11/9/2004 Chrome12/11/20081493
html.elements.ol.type Firefox11/9/2004 Chrome12/11/20081493
html.elements.optgroup 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.optgroup.disabled 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.optgroup.label Firefox11/9/2004 Chrome12/11/20081493
html.elements.option 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.option.disabled 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.option.label Firefox11/9/2004 Chrome12/11/20081493
html.elements.option.selected Firefox11/9/2004 Chrome12/11/20081493
html.elements.option.value Firefox11/9/2004 Chrome12/11/20081493
html.elements.p 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.param 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.param.name Firefox11/9/2004 Chrome12/11/20081493
html.elements.param.type Firefox11/9/2004 Chrome12/11/20081493
html.elements.param.value Firefox11/9/2004 Chrome12/11/20081493
html.elements.param.valuetype Firefox11/9/2004 Chrome12/11/20081493
html.elements.pre 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.pre.width Firefox11/9/2004 Chrome12/11/20081493
html.elements.q 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.q.cite 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.s 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.samp 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.script 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.script.src Firefox11/9/2004 Chrome12/11/20081493
html.elements.script.type Firefox11/9/2004 Chrome12/11/20081493
html.elements.select 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.select.disabled 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.select.form Firefox11/9/2004 Chrome12/11/20081493
html.elements.select.multiple 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.select.name Firefox11/9/2004 Chrome12/11/20081493
html.elements.select.size 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.small 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.span 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.strike 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.strong 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.style 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.style.media Firefox11/9/2004 Chrome12/11/20081493
html.elements.style.type Firefox11/9/2004 Chrome12/11/20081493
html.elements.sub 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.sup 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.table 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.table.align Firefox11/9/2004 Chrome12/11/20081493
html.elements.table.bgcolor Firefox11/9/2004 Chrome12/11/20081493
html.elements.table.border Firefox11/9/2004 Chrome12/11/20081493
html.elements.table.cellpadding Firefox11/9/2004 Chrome12/11/20081493
html.elements.table.cellspacing Firefox11/9/2004 Chrome12/11/20081493
html.elements.table.frame Firefox11/9/2004 Chrome12/11/20081493
html.elements.table.rules Firefox11/9/2004 Chrome12/11/20081493
html.elements.table.summary Firefox11/9/2004 Chrome12/11/20081493
html.elements.table.width Firefox11/9/2004 Chrome12/11/20081493
html.elements.tbody 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.tbody.align Firefox11/9/2004 Chrome12/11/20081493
html.elements.tbody.bgcolor Firefox11/9/2004 Chrome12/11/20081493
html.elements.tbody.charoff Firefox11/9/2004 Chrome12/11/20081493
html.elements.tbody.valign Firefox11/9/2004 Chrome12/11/20081493
html.elements.td 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.td.abbr Firefox11/9/2004 Chrome12/11/20081493
html.elements.td.align Firefox11/9/2004 Chrome12/11/20081493
html.elements.td.axis Firefox11/9/2004 Chrome12/11/20081493
html.elements.td.bgcolor Firefox11/9/2004 Chrome12/11/20081493
html.elements.td.charoff Firefox11/9/2004 Chrome12/11/20081493
html.elements.td.colspan Firefox11/9/2004 Chrome12/11/20081493
html.elements.td.headers Firefox11/9/2004 Chrome12/11/20081493
html.elements.td.rowspan Firefox11/9/2004 Chrome12/11/20081493
html.elements.td.scope Firefox11/9/2004 Chrome12/11/20081493
html.elements.td.valign Firefox11/9/2004 Chrome12/11/20081493
html.elements.td.width Firefox11/9/2004 Chrome12/11/20081493
html.elements.textarea 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.textarea.cols Firefox11/9/2004 Chrome12/11/20081493
html.elements.textarea.disabled 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.textarea.form Firefox11/9/2004 Chrome12/11/20081493
html.elements.textarea.name Firefox11/9/2004 Chrome12/11/20081493
html.elements.textarea.readonly 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.textarea.rows Firefox11/9/2004 Chrome12/11/20081493
html.elements.tfoot 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.tfoot.align Firefox11/9/2004 Chrome12/11/20081493
html.elements.tfoot.bgcolor Firefox11/9/2004 Chrome12/11/20081493
html.elements.tfoot.charoff Firefox11/9/2004 Chrome12/11/20081493
html.elements.tfoot.valign Firefox11/9/2004 Chrome12/11/20081493
html.elements.th 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.th.abbr Firefox11/9/2004 Chrome12/11/20081493
html.elements.th.align Firefox11/9/2004 Chrome12/11/20081493
html.elements.th.axis Firefox11/9/2004 Chrome12/11/20081493
html.elements.th.bgcolor Firefox11/9/2004 Chrome12/11/20081493
html.elements.th.charoff Firefox11/9/2004 Chrome12/11/20081493
html.elements.th.colspan Firefox11/9/2004 Chrome12/11/20081493
html.elements.th.headers Firefox11/9/2004 Chrome12/11/20081493
html.elements.th.rowspan Firefox11/9/2004 Chrome12/11/20081493
html.elements.th.scope Firefox11/9/2004 Chrome12/11/20081493
html.elements.th.valign Firefox11/9/2004 Chrome12/11/20081493
html.elements.th.width Firefox11/9/2004 Chrome12/11/20081493
html.elements.thead 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.thead.align Firefox11/9/2004 Chrome12/11/20081493
html.elements.thead.bgcolor Firefox11/9/2004 Chrome12/11/20081493
html.elements.thead.charoff Firefox11/9/2004 Chrome12/11/20081493
html.elements.thead.valign Firefox11/9/2004 Chrome12/11/20081493
html.elements.title 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.tr 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.tr.align Firefox11/9/2004 Chrome12/11/20081493
html.elements.tr.bgcolor Firefox11/9/2004 Chrome12/11/20081493
html.elements.tr.valign Firefox11/9/2004 Chrome12/11/20081493
html.elements.tt 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.u 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.ul 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.ul.compact 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.ul.type 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.var 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.wbr 📋Firefox11/9/2004 Chrome12/11/20081493
html.elements.xmp 📋Firefox11/9/2004 Chrome12/11/20081493
html.global_attributes.accesskey 📋Firefox11/9/2004 Chrome12/11/20081493
html.global_attributes.class 📋Firefox11/9/2004 Chrome12/11/20081493
html.global_attributes.contenteditable 📋Firefox6/17/2008 Chrome12/11/2008177
html.global_attributes.dir 📋Firefox11/9/2004 Chrome12/11/20081493
html.global_attributes.itemid 📋Firefox11/9/2004 Chrome12/11/20081493
html.global_attributes.itemprop 📋Firefox11/9/2004 Chrome12/11/20081493
html.global_attributes.itemref 📋Firefox11/9/2004 Chrome12/11/20081493
html.global_attributes.itemscope 📋Firefox11/9/2004 Chrome12/11/20081493
html.global_attributes.itemtype 📋Firefox11/9/2004 Chrome12/11/20081493
html.global_attributes.lang 📋Firefox11/9/2004 Chrome12/11/20081493
html.global_attributes.style 📋Firefox11/9/2004 Chrome12/11/20081493
html.global_attributes.tabindex 📋Firefox11/29/2005 Chrome12/11/20081108
html.global_attributes.title 📋Firefox11/9/2004 Chrome12/11/20081493
html.global_attributes.title.multi-line-support Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Array 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Array.Array 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Array.concat 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Array.every 📋Firefox11/29/2005 Chrome12/11/20081108
javascript.builtins.Array.filter 📋Firefox11/29/2005 Chrome12/11/20081108
javascript.builtins.Array.forEach 📋Firefox11/29/2005 Chrome12/11/20081108
javascript.builtins.Array.indexOf 📋Firefox11/29/2005 Chrome12/11/20081108
javascript.builtins.Array.join 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Array.lastIndexOf 📋Firefox11/29/2005 Chrome12/11/20081108
javascript.builtins.Array.length 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Array.map 📋Firefox11/29/2005 Chrome12/11/20081108
javascript.builtins.Array.pop 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Array.push 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Array.reverse 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Array.shift 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Array.slice 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Array.some 📋Firefox11/29/2005 Chrome12/11/20081108
javascript.builtins.Array.sort 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Array.splice 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Array.toLocaleString 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Array.toString 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Array.unshift 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Boolean 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Boolean.Boolean 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Boolean.toString 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Boolean.valueOf 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Date 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Date.Date 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Date.UTC 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Date.getDate 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Date.getDay 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Date.getFullYear 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Date.getHours 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Date.getMilliseconds 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Date.getMinutes 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Date.getMonth 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Date.getSeconds 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Date.getTime 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Date.getTimezoneOffset 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Date.getUTCDate 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Date.getUTCDay 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Date.getUTCFullYear 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Date.getUTCHours 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Date.getUTCMilliseconds 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Date.getUTCMinutes 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Date.getUTCMonth 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Date.getUTCSeconds 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Date.getYear 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Date.now 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Date.parse 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Date.setDate 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Date.setFullYear 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Date.setHours 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Date.setMilliseconds 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Date.setMinutes 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Date.setMonth 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Date.setSeconds 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Date.setTime 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Date.setUTCDate 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Date.setUTCFullYear 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Date.setUTCHours 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Date.setUTCMilliseconds 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Date.setUTCMinutes 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Date.setUTCMonth 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Date.setUTCSeconds 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Date.setYear 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Date.toDateString 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Date.toGMTString 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Date.toLocaleDateString 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Date.toLocaleString 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Date.toLocaleTimeString 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Date.toString 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Date.toTimeString 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Date.toUTCString 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Date.valueOf 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Error 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Error.Error 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Error.message 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Error.name 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Error.toString 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.EvalError 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.EvalError.EvalError 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Function 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Function.Function 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Function.apply 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Function.arguments Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Function.call 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Function.caller Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Function.length 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Function.toString 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Infinity 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Math 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Math.E 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Math.LN10 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Math.LN2 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Math.LOG10E 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Math.LOG2E 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Math.PI 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Math.SQRT1_2 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Math.SQRT2 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Math.abs 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Math.acos 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Math.asin 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Math.atan 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Math.atan2 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Math.ceil 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Math.cos 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Math.exp 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Math.floor 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Math.log 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Math.max 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Math.min 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Math.pow 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Math.random 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Math.round 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Math.sin 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Math.sqrt 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Math.tan 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.NaN 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Number 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Number.MAX_VALUE 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Number.MIN_VALUE 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Number.NEGATIVE_INFINITY 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Number.NaN 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Number.Number 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Number.POSITIVE_INFINITY 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Number.toExponential 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Number.toFixed 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Number.toLocaleString 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Number.toPrecision 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Number.toString 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Number.valueOf 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Object 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Object.Object 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Object.constructor 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Object.defineGetter 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Object.defineSetter 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Object.hasOwnProperty 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Object.isPrototypeOf 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Object.lookupGetter 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Object.lookupSetter 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Object.propertyIsEnumerable 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Object.proto 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Object.toLocaleString 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Object.toString 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.Object.valueOf 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.RangeError 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.RangeError.RangeError 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.ReferenceError 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.ReferenceError.ReferenceError 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.RegExp 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.RegExp.RegExp 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.RegExp.compile 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.RegExp.exec 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.RegExp.global 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.RegExp.ignoreCase 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.RegExp.input 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.RegExp.lastIndex 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.RegExp.lastMatch 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.RegExp.lastParen 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.RegExp.leftContext 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.RegExp.multiline 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.RegExp.n 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.RegExp.rightContext 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.RegExp.source 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.RegExp.test 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.RegExp.toString 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.String 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.String.String 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.String.anchor 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.String.big 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.String.blink 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.String.bold 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.String.charAt 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.String.charCodeAt 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.String.concat 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.String.fixed 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.String.fontcolor 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.String.fontsize 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.String.fromCharCode 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.String.indexOf 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.String.italics 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.String.lastIndexOf 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.String.length 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.String.link 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.String.localeCompare 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.String.match 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.String.replace 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.String.search 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.String.slice 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.String.small 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.String.split 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.String.strike 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.String.sub 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.String.substr 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.String.substring 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.String.sup 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.String.toLocaleLowerCase 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.String.toLocaleUpperCase 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.String.toLowerCase 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.String.toString 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.String.toUpperCase 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.String.valueOf 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.SyntaxError 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.SyntaxError.SyntaxError 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.TypeError 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.TypeError.TypeError 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.URIError 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.URIError.URIError 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.decodeURI 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.decodeURIComponent 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.encodeURI 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.encodeURIComponent 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.escape 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.eval 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.isFinite 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.isNaN 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.parseFloat 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.parseInt 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.undefined 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.builtins.unescape 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.functions 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.functions.arguments 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.functions.arguments.callee 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.functions.arguments.length 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.functions.get 📋Firefox11/29/2005 Chrome12/11/20081108
javascript.functions.set 📋Firefox11/29/2005 Chrome12/11/20081108
javascript.grammar.array_literals 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.grammar.boolean_literals 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.grammar.decimal_numeric_literals 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.grammar.hexadecimal_escape_sequences 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.grammar.hexadecimal_numeric_literals 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.grammar.null_literal 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.grammar.regular_expression_literals 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.grammar.string_literals 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.grammar.trailing_commas 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.grammar.trailing_commas.trailing_commas_in_object_literals Firefox11/9/2004 Chrome12/11/20081493
javascript.grammar.unicode_escape_sequences 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.operators.addition 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.operators.addition_assignment 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.operators.assignment 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.operators.bitwise_and 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.operators.bitwise_and_assignment 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.operators.bitwise_not 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.operators.bitwise_or 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.operators.bitwise_or_assignment 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.operators.bitwise_xor 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.operators.bitwise_xor_assignment 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.operators.comma 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.operators.conditional 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.operators.delete 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.operators.division 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.operators.division_assignment 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.operators.equality 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.operators.function 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.operators.greater_than 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.operators.greater_than_or_equal 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.operators.grouping 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.operators.in 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.operators.inequality 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.operators.instanceof 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.operators.left_shift 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.operators.left_shift_assignment 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.operators.less_than 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.operators.less_than_or_equal 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.operators.logical_and 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.operators.logical_not 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.operators.logical_or 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.operators.multiplication 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.operators.multiplication_assignment 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.operators.new 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.operators.null 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.operators.object_initializer 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.operators.property_accessors 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.operators.remainder 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.operators.remainder_assignment 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.operators.right_shift 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.operators.right_shift_assignment 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.operators.strict_equality 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.operators.strict_inequality 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.operators.subtraction 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.operators.subtraction_assignment 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.operators.this 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.operators.typeof 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.operators.unary_negation 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.operators.unary_plus 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.operators.unsigned_right_shift 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.operators.unsigned_right_shift_assignment 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.operators.void 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.regular_expressions.backreference 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.regular_expressions.capturing_group 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.regular_expressions.character_class 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.regular_expressions.character_class_escape 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.regular_expressions.character_escape 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.regular_expressions.disjunction 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.regular_expressions.input_boundary_assertion 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.regular_expressions.literal_character 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.regular_expressions.lookahead_assertion 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.regular_expressions.non_capturing_group 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.regular_expressions.quantifier 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.regular_expressions.wildcard 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.regular_expressions.word_boundary_assertion 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.statements.block 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.statements.break 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.statements.continue 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.statements.do_while 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.statements.for 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.statements.for_in 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.statements.function 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.statements.if_else 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.statements.label 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.statements.return 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.statements.switch 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.statements.throw 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.statements.try_catch 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.statements.var 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.statements.while 📋Firefox11/9/2004 Chrome12/11/20081493
javascript.statements.with 📋Firefox11/9/2004 Chrome12/11/20081493