Color key: WebIDL
CSS
Markup
HTTP
JsonWebKey.
k
(WebIDL dictionary member) §- Defined in Web Cryptography API
"k-rate"
(value forAutomationRate
WebIDL enumeration) §- Defined in Web Audio API , Web Audio API 1.1
k1
(markup attribute forfeComposite
) §- Defined in Filter Effects 1
SVGFECompositeElement.
k1
(WebIDL attribute) §- Defined in Filter Effects 1
k2
(markup attribute forfeComposite
) §- Defined in Filter Effects 1
SVGFECompositeElement.
k2
(WebIDL attribute) §- Defined in Filter Effects 1
k3
(markup attribute forfeComposite
) §- Defined in Filter Effects 1
SVGFECompositeElement.
k3
(WebIDL attribute) §- Defined in Filter Effects 1
k4
(markup attribute forfeComposite
) §- Defined in Filter Effects 1
SVGFECompositeElement.
k4
(WebIDL attribute) §- Defined in Filter Effects 1
Kana (concept) §
- Defined in Internationalization Glossary
kannada
(CSS value for<counter-style-name>
) §- Defined in CSS Counter Styles 3
- Referenced in CSS Snapshot 2022, CSS Snapshot 2023
ReportWinBrowserSignals.
kAnonStatus
(WebIDL dictionary member) §- Defined in Protected Audience
KAnonStatus
(WebIDL enumeration) §- Defined in Protected Audience
- Related terms: value
belowThreshold
, valuenotCalculated
, valuepassedAndEnforced
, valuepassedNotEnforced
- see also WebIDLPedia
katakana
(CSS value for<counter-style-name>
) §- Defined in CSS Counter Styles 3
- Referenced in CSS Snapshot 2022, CSS Snapshot 2023
katakana-iroha
(CSS value for<counter-style-name>
) §- Defined in CSS Counter Styles 3
- Referenced in CSS Snapshot 2022, CSS Snapshot 2023
kbd
(markup element) §- Defined in HTML
- Referenced in HTML Accessibility API Mappings 1.0, ARIA in HTML
keep
(CSS value formargin-break
) §- Defined in CSS Fragmentation 4
"keep"
(value forAlphaOption
WebIDL enumeration) §- Defined in WebCodecs
"keep"
(value forGPUStencilOperation
WebIDL enumeration) §- Defined in WebGPU
keep-all
(CSS value forword-break
) §- Defined in CSS Text 3 , CSS Text 4
- Referenced in CSS Snapshot 2022, CSS Snapshot 2023, CSS Ruby Annotation Layout 1
keepalive (concept for request ) §
- Defined in Fetch
- Referenced in Attribution Reporting, Beacon, Content Security Policy 3
keepalive (concept for extract of
BodyInit
type alias ) §- Defined in Fetch
Request.
keepalive
(WebIDL attribute) §- Defined in Fetch
RequestInit.
keepalive
(WebIDL dictionary member) §- Defined in Fetch
- Defined in Shared Storage API
TCPSocketOptions.
keepAliveDelay
(WebIDL dictionary member) §- Defined in Direct Sockets API
MLArgMinMaxOptions.
keepDimensions
(WebIDL dictionary member) §- Defined in Web Neural Network API
MLReduceOptions.
keepDimensions
(WebIDL dictionary member) §- Defined in Web Neural Network API
FileSystemCreateWritableOptions.
keepExistingData
(WebIDL dictionary member) §- Defined in File System
BluetoothLEScan.
keepRepeatedDevices
(WebIDL attribute) §- Defined in Web Bluetooth Scanning
BluetoothLEScanOptions.
keepRepeatedDevices
(WebIDL dictionary member) §- Defined in Web Bluetooth Scanning
BluetoothLEScanPermissionDescriptor.
keepRepeatedDevices
(WebIDL dictionary member) §- Defined in Web Bluetooth Scanning
kernelMatrix
(markup attribute forfeConvolveMatrix
) §- Defined in Filter Effects 1
SVGFEConvolveMatrixElement.
kernelMatrix
(WebIDL attribute) §- Defined in Filter Effects 1
kernelUnitLength
(markup attribute forfeConvolveMatrix
) §- Defined in Filter Effects 1
kernelUnitLength
(markup attribute forfeDiffuseLighting
) §- Defined in Filter Effects 1
kernelUnitLength
(markup attribute forfeSpecularLighting
) §- Defined in Filter Effects 1
SVGFEConvolveMatrixElement.
kernelUnitLengthX
(WebIDL attribute) §- Defined in Filter Effects 1
SVGFEDiffuseLightingElement.
kernelUnitLengthX
(WebIDL attribute) §- Defined in Filter Effects 1
SVGFESpecularLightingElement.
kernelUnitLengthX
(WebIDL attribute) §- Defined in Filter Effects 1
SVGFEConvolveMatrixElement.
kernelUnitLengthY
(WebIDL attribute) §- Defined in Filter Effects 1
SVGFEDiffuseLightingElement.
kernelUnitLengthY
(WebIDL attribute) §- Defined in Filter Effects 1
SVGFESpecularLightingElement.
kernelUnitLengthY
(WebIDL attribute) §- Defined in Filter Effects 1
key (concept for
map
) §- Defined in Infra
- Referenced in HTML, Storage, Login Status API, Attribution Reporting, Client Hints Infrastructure, Speculation Rules, Private Network Access, Shared Storage API, Storage Buckets API, Protected Audience, Managed Configuration API, Accelerometer, Ambient Light Sensor, Compute Pressure 1, CSS Typed OM 1, Generic Sensor API, Geolocation Sensor, Magnetometer, Device Orientation and Motion, Orientation Sensor, Performance Timeline, Proximity Sensor, Publication Manifest, RDF Dataset Canonicalization, RDF 1.2 Concepts and Abstract Syntax, Service Workers, Web Authentication
key (concept for permission store entry ) §
- Defined in Permissions
"key"
(value forEncodedAudioChunkType
WebIDL enumeration) §- Defined in WebCodecs
- Referenced in AAC WebCodecs Registration, A-law PCM WebCodecs Registration, FLAC WebCodecs Registration, MP3 WebCodecs Registration, Opus WebCodecs Registration, Linear PCM WebCodecs Registration, u-law PCM WebCodecs Registration, Vorbis WebCodecs Registration
"key"
(value forEncodedVideoChunkType
WebIDL enumeration) §- Defined in WebCodecs
- Referenced in AV1 WebCodecs Registration, H.264, H.265, VP8 WebCodecs Registration, VP9 WebCodecs Registration
"key"
(value forRTCEncodedVideoFrameType
WebIDL enumeration) §- Defined in WebRTC Encoded Transform
IDBCursor.
key
(WebIDL attribute) §- Defined in Indexed DB 3.0
KeyboardEvent.
key
(WebIDL attribute) §- Defined in UI Events
- Referenced in CSS Spatial Navigation 1
KeyboardEventInit.
key
(WebIDL dictionary member) §- Defined in UI Events
- Defined in HTML
- Defined in HTML
StorageEvent.
key
(WebIDL attribute) §- Defined in HTML
AudioDecoder.
[[key chunk required]]
(internal slot) §- Defined in WebCodecs
VideoDecoder.
[[key chunk required]]
(internal slot) §- Defined in WebCodecs
Key System (concept) §
- Defined in Encrypted Media Extensions
- Referenced in Media Capabilities
JsonWebKey.
key_ops
(WebIDL dictionary member) §- Defined in Web Cryptography API
"key-points"
(value forAISummarizerType
WebIDL enumeration) §- Defined in Writing Assistance APIs
Storage.
key(index)
(WebIDL operation) §- Defined in HTML
KeyAlgorithm
(WebIDL dictionary) §- Defined in Web Cryptography API
- Related terms:
KeyAlgorithm.
name
- see also WebIDLPedia
- Defined in Keyboard Lock
- Referenced in Keyboard Map
Keyboard
(WebIDL interface) §- Defined in Keyboard Lock
- Referenced in HTML, Keyboard Map
- Related terms: concept lock(), concept unlock(),
Keyboard.
onlayoutchange
, eventlayoutchange
,Keyboard.
getLayoutMap()
,Keyboard.
lock(keyCodes)
,Keyboard.
unlock()
- see also WebIDLPedia
KeyboardEvent
(WebIDL interface) §- Defined in UI Events
- Referenced in DOM, CSS Spatial Navigation 1
- Related terms:
KeyboardEvent.
altKey
,KeyboardEvent.
charCode
,KeyboardEvent.
code
,KeyboardEvent.
ctrlKey
,KeyboardEvent.
isComposing
,KeyboardEvent.
key
,KeyboardEvent.
keyCode
,KeyboardEvent.
location
,KeyboardEvent.
metaKey
,KeyboardEvent.
repeat
,KeyboardEvent.
shiftKey
,KeyboardEvent.
DOM_KEY_LOCATION_LEFT
,KeyboardEvent.
DOM_KEY_LOCATION_NUMPAD
,KeyboardEvent.
DOM_KEY_LOCATION_RIGHT
,KeyboardEvent.
DOM_KEY_LOCATION_STANDARD
,new
KeyboardEvent(type, eventInitDict)
,KeyboardEvent.
getModifierState(keyArg)
,KeyboardEvent.
initKeyboardEvent(typeArg, bubblesArg, cancelableArg, viewArg, keyArg, locationArg, ctrlKey, altKey, shiftKey, metaKey)
- see also WebIDLPedia
new
KeyboardEvent(type, eventInitDict)
(WebIDL constructor) §- Defined in UI Events
KeyboardEventInit
(WebIDL dictionary) §- Defined in UI Events
- Related terms:
KeyboardEventInit.
code
,KeyboardEventInit.
isComposing
,KeyboardEventInit.
key
,KeyboardEventInit.
location
,KeyboardEventInit.
repeat
- see also WebIDLPedia
KeyboardLayoutMap
(WebIDL interface) §- Defined in Keyboard Map
- see also WebIDLPedia
keyboardlock (concept) §
- Defined in HTML
KeyboardEvent.
keyCode
(WebIDL attribute) §- Defined in UI Events
- Referenced in Event Timing API
Symbol.
keyFor(sym)
(WebIDL operation) §- Defined in ECMAScript
KeyFormat
(WebIDL enumeration) §- Defined in Web Cryptography API
- Related terms: value
jwk
, valuepkcs8
, valueraw
, valuespki
- see also WebIDLPedia
KeyForSymbol
(algorithm) §- Defined in ECMAScript
VideoEncoderEncodeOptions.
keyFrame
(WebIDL dictionary member) §- Defined in WebCodecs
CSSRule.
KEYFRAME_RULE
(WebIDL constant) §- Defined in CSS Animations 1
<keyframe-block>
(CSS type) §- Defined in CSS Animations 1
<keyframe-selector>
(CSS type) §- Defined in CSS Animations 1
- Referenced in CSS Animations 2, CSS Syntax 3, Scroll-driven Animations, Web Animations 2
KeyframeAnimationOptions
(WebIDL dictionary) §- Defined in Web Animations
- Referenced in Web Animations 2
- Related terms:
KeyframeAnimationOptions.
id
,KeyframeAnimationOptions.
rangeEnd
,KeyframeAnimationOptions.
rangeStart
,KeyframeAnimationOptions.
timeline
- see also WebIDLPedia
KeyframeEffect
(WebIDL interface) §- Defined in Web Animations
- Referenced in CSS Animations 2, Web Animations 2
- Related terms:
KeyframeEffect.
composite
,KeyframeEffect.
iterationComposite
,KeyframeEffect.
pseudo-element parsing
,KeyframeEffect.
pseudoElement
,KeyframeEffect.
target
,undefined
KeyframeEffect(source)
,undefined
KeyframeEffect(target, keyframes, options)
,KeyframeEffect.
getKeyframes()
,KeyframeEffect.
setKeyframes(keyframes)
- see also WebIDLPedia
new
KeyframeEffect(source)
(WebIDL constructor) §new
KeyframeEffect(source)
(WebIDL constructor) §- Defined in Web Animations , Web Animations 2
new
KeyframeEffect(target, keyframes, options)
(WebIDL constructor) §new
KeyframeEffect(target, keyframes, options)
(WebIDL constructor) §- Defined in Web Animations , Web Animations 2
KeyframeEffectOptions
(WebIDL dictionary) §- Defined in Web Animations
- Referenced in Web Animations 2
- Related terms:
KeyframeEffectOptions.
composite
,KeyframeEffectOptions.
iterationComposite
,KeyframeEffectOptions.
pseudoElement
- see also WebIDLPedia
KeyFrameRequestEvent
(WebIDL interface) §- Defined in WebRTC Encoded Transform
- Related terms:
KeyFrameRequestEvent.
rid
,new
KeyFrameRequestEvent(type, rid)
- see also WebIDLPedia
new
KeyFrameRequestEvent(type, rid)
(WebIDL constructor) §- Defined in WebRTC Encoded Transform
@keyframes
(CSS @rule) §- Defined in CSS Animations 1
- Referenced in Compatibility, CSS Variables 2, CSS Snapshot 2022, CSS Snapshot 2023, CSS Animations 2, CSS Cascading 5, CSS Cascading 6, CSS Conditional 5, CSS Scoping 1, CSS Syntax 3, CSS Transitions 2, CSS Variables 1, Scroll-driven Animations, Web Animations 2
CSSRule.
KEYFRAMES_RULE
(WebIDL constant) §- Defined in CSS Animations 1
<keyframes-name>
(CSS type) §- Defined in CSS Animations 1
- Referenced in CSS Animations 2
<keyframes-name>
(CSS value foranimation-name
) §- Defined in CSS Animations 1
- Referenced in CSS Snapshot 2022, CSS Snapshot 2023
RTCInboundRtpStreamStats.
keyFramesDecoded
(WebIDL dictionary member) §- Defined in WebRTC Statistics
RTCOutboundRtpStreamStats.
keyFramesEncoded
(WebIDL dictionary member) §- Defined in WebRTC Statistics
keygen
(markup element) §- Defined in HTML
"keyID"
(value forSFrameTransformErrorEventType
WebIDL enumeration) §- Defined in WebRTC Encoded Transform
SFrameTransformErrorEvent.
keyID
(WebIDL attribute) §- Defined in WebRTC Encoded Transform
SFrameTransformErrorEventInit.
keyID
(WebIDL dictionary member) §- Defined in WebRTC Encoded Transform
IDBIndex.
keyPath
(WebIDL attribute) §- Defined in Indexed DB 3.0
IDBObjectStore.
keyPath
(WebIDL attribute) §- Defined in Indexed DB 3.0
IDBObjectStoreParameters.
keyPath
(WebIDL dictionary member) §- Defined in Indexed DB 3.0
keyPoints
(markup attribute foranimate
) §- Defined in SVG Animations 2
- Referenced in SVG 2
PushSubscriptionJSON.
keys
(WebIDL dictionary member) §- Defined in Push API
%TypedArray%.
keys()
(WebIDL operation) §- Defined in ECMAScript
Array.
keys()
(WebIDL operation) §- Defined in ECMAScript
- Referenced in Web IDL
CacheStorage.
keys()
(WebIDL operation) §- Defined in Service Workers
Map.
keys()
(WebIDL operation) §- Defined in ECMAScript
keys()
(WebIDL operation forSet
) §- Defined in ECMAScript
StorageBucketManager.
keys()
(WebIDL operation) §- Defined in Storage Buckets API
Object.
keys(O)
(WebIDL operation) §- Defined in ECMAScript
Cache.
keys(request, options)
(WebIDL operation) §- Defined in Service Workers
keySplines
(markup attribute foranimate
) §- Defined in SVG Animations 2
- Referenced in SVG 2
MediaKeySession.
keyStatuses
(WebIDL attribute) §- Defined in Encrypted Media Extensions
MediaCapabilitiesKeySystemConfiguration.
keySystem
(WebIDL dictionary member) §- Defined in Media Capabilities
MediaKeySystemAccess.
keySystem
(WebIDL attribute) §- Defined in Encrypted Media Extensions
- Referenced in Media Capabilities
MediaCapabilitiesDecodingInfo.
keySystemAccess
(WebIDL dictionary member) §- Defined in Media Capabilities
MediaDecodingConfiguration.
keySystemConfiguration
(WebIDL dictionary member) §- Defined in Media Capabilities
KeySystemTrackConfiguration
(WebIDL dictionary) §- Defined in Media Capabilities
- Related terms:
KeySystemTrackConfiguration.
encryptionScheme
,KeySystemTrackConfiguration.
robustness
- see also WebIDLPedia
CSSKeyframeRule.
keyText
(WebIDL attribute) §- Defined in CSS Animations 1
- Referenced in CSSOM
keyTimes
(markup attribute foranimate
) §- Defined in SVG Animations 2
- Referenced in SVG 2
KeyType
(WebIDL enumeration) §- Defined in Web Cryptography API
- Related terms: value
private
, valuepublic
, valuesecret
- see also WebIDLPedia
KeyUsage
(WebIDL enumeration) §- Defined in Web Cryptography API
- Related terms: value
decrypt
, valuederiveBits
, valuederiveKey
, valueencrypt
, valuesign
, valueunwrapKey
, valueverify
, valuewrapKey
- see also WebIDLPedia
keyword (concept for
ECMAScript
) §- Defined in ECMAScript
keyword (concept for
CSS
) §- Defined in CSS Values 3 , CSS Values 4
- Referenced in CSS Snapshot 2022, CSS Snapshot 2023, CSS Color 4, CSSOM
"keyword redefinition"
(value forJsonLdErrorCode
WebIDL enumeration) §- Defined in JSON-LD 1.1 Processing Algorithms and API
keyword-source
(grammar) §- Defined in Content Security Policy 3
- Referenced in Content Security Policy: Embedded Enforcement
keywords
(value forname
attribute ofmeta
element ) §- Defined in HTML
khaki (concept) §
- Defined in CSS Color 3
- Referenced in CSS Snapshot 2022, CSS Snapshot 2023
khaki
(CSS value for<color>
,<named-color>
type ) §- Defined in CSS Color 4
khmer
(CSS value for<counter-style-name>
) §- Defined in CSS Counter Styles 3
- Referenced in CSS Snapshot 2022, CSS Snapshot 2023
kHz
(CSS value for<frequency>
) §- Defined in CSS Values 3 , CSS Values 4
- Referenced in CSS Snapshot 2022, CSS Snapshot 2023
kHz(value)
(WebIDL operation forCSS
) §- Defined in CSS Typed OM 1
kind (concept for file system locator ) §
- Defined in File System
kind
(markup attribute fortrack
) §- Defined in HTML
- Referenced in HTML Accessibility API Mappings 1.0
- Related terms: value
captions
, valuechapters
, valuedescriptions
, valuemetadata
, valuesubtitles
AudioTrack.
kind
(WebIDL attribute) §- Defined in HTML
- Referenced in Media Source Extensions™
DataTransferItem.
kind
(WebIDL attribute) §- Defined in HTML
ExternType.
kind
(WebIDL dictionary member) §- Defined in WebAssembly JavaScript Interface: Type Reflection
FileSystemHandle.
kind
(WebIDL attribute) §- Defined in File System
HTMLTrackElement.
kind
(WebIDL attribute) §- Defined in HTML
MediaDeviceInfo.
kind
(WebIDL attribute) §- Defined in Media Capture and Streams
MediaStreamTrack.
kind
(WebIDL attribute) §- Defined in Media Capture and Streams
- Referenced in MediaStream Image Capture
ModuleExportDescriptor.
kind
(WebIDL dictionary member) §ModuleExportDescriptor.
kind
(WebIDL dictionary member) §ModuleExportDescriptor.
kind
(WebIDL dictionary member) §ModuleExportDescriptor.
kind
(WebIDL dictionary member) §ModuleExportDescriptor.
kind
(WebIDL dictionary member) §ModuleExportDescriptor.
kind
(WebIDL dictionary member) §ModuleExportDescriptor.
kind
(WebIDL dictionary member) §- Defined in WebAssembly JavaScript Interface: Content Security Policy , WebAssembly JavaScript Interface: ESM Integration , WebAssembly JavaScript Interface: Exception Handling , WebAssembly JavaScript Interface: Promise Integration , WebAssembly JavaScript Interface: JS String Builtins , WebAssembly JavaScript Interface: Threading , WebAssembly JavaScript Interface
ModuleImportDescriptor.
kind
(WebIDL dictionary member) §ModuleImportDescriptor.
kind
(WebIDL dictionary member) §ModuleImportDescriptor.
kind
(WebIDL dictionary member) §ModuleImportDescriptor.
kind
(WebIDL dictionary member) §ModuleImportDescriptor.
kind
(WebIDL dictionary member) §ModuleImportDescriptor.
kind
(WebIDL dictionary member) §ModuleImportDescriptor.
kind
(WebIDL dictionary member) §- Defined in WebAssembly JavaScript Interface: Content Security Policy , WebAssembly JavaScript Interface: ESM Integration , WebAssembly JavaScript Interface: Exception Handling , WebAssembly JavaScript Interface: Promise Integration , WebAssembly JavaScript Interface: JS String Builtins , WebAssembly JavaScript Interface: Threading , WebAssembly JavaScript Interface
RTCAudioPlayoutStats.
kind
(WebIDL dictionary member) §- Defined in WebRTC Statistics
RTCMediaSourceStats.
kind
(WebIDL dictionary member) §- Defined in WebRTC Statistics
RTCRtpStreamStats.
kind
(WebIDL dictionary member) §- Defined in WebRTC Statistics
TextTrack.
kind
(WebIDL attribute) §- Defined in HTML
- Referenced in Media Source Extensions™
VideoTrack.
kind
(WebIDL attribute) §- Defined in HTML
- Referenced in Media Source Extensions™
DynamicsCompressorNode.
knee
(WebIDL attribute) §DynamicsCompressorNode.
knee
(WebIDL attribute) §- Defined in Web Audio API , Web Audio API 1.1
DynamicsCompressorOptions.
knee
(WebIDL dictionary member) §DynamicsCompressorOptions.
knee
(WebIDL dictionary member) §- Defined in Web Audio API , Web Audio API 1.1
PressureObserver.
knownSources
(WebIDL attribute) §- Defined in Compute Pressure 1
KOI8-R (concept) §
- Defined in Encoding
KOI8-U (concept) §
- Defined in Encoding
korean-hangul-formal
(CSS value for<counter-style-name>
) §- Defined in CSS Counter Styles 3
- Referenced in CSS Snapshot 2022, CSS Snapshot 2023
korean-hanja-formal
(CSS value for<counter-style-name>
) §- Defined in CSS Counter Styles 3
- Referenced in CSS Snapshot 2022, CSS Snapshot 2023
korean-hanja-informal
(CSS value for<counter-style-name>
) §- Defined in CSS Counter Styles 3
- Referenced in CSS Snapshot 2022, CSS Snapshot 2023
JsonWebKey.
kty
(WebIDL dictionary member) §- Defined in Web Cryptography API