Web API
在编写 Web 代码时，有大量可用的 Web API。下面是开发 Web 应用程序或网站时可以使用的所有 API 和接口（对象类型）的列表。
Web API 主要与 JavaScript 一起使用，但情况并非总是如此。
规范
这是所有可用 API 的列表。
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接口
这是所有接口（即对象类型）的列表。
A
AbortControllerAbortSignalAbsoluteOrientationSensorAbstractRangeAccelerometer实验性AesCbcParamsAesCtrParamsAesGcmParamsAesKeyGenParamsAmbientLightSensor实验性AnalyserNodeANGLE_instanced_arraysAnimationAnimationEffectAnimationEventAnimationPlaybackEventAnimationTimelineAttrAudioBufferAudioBufferSourceNodeAudioContextAudioDataAudioDecoderAudioDestinationNodeAudioEncoderAudioListenerAudioNodeAudioParamAudioParamDescriptorAudioParamMapAudioProcessingEvent已弃用AudioScheduledSourceNodeAudioSinkInfo实验性AudioTrackAudioTrackListAudioWorkletAudioWorkletGlobalScopeAudioWorkletNodeAudioWorkletProcessorAuthenticatorAssertionResponseAuthenticatorAttestationResponseAuthenticatorResponse
B
BackgroundFetchEvent实验性BackgroundFetchManager实验性BackgroundFetchRecord实验性BackgroundFetchRegistration实验性BackgroundFetchUpdateUIEvent实验性BarcodeDetector实验性BarPropBaseAudioContextBatteryManagerBeforeInstallPromptEvent实验性 非标准BeforeUnloadEventBiquadFilterNodeBlobBlobEventBluetooth实验性BluetoothCharacteristicProperties实验性BluetoothDevice实验性BluetoothRemoteGATTCharacteristic实验性BluetoothRemoteGATTDescriptor实验性BluetoothRemoteGATTServer实验性BluetoothRemoteGATTService实验性BluetoothUUIDBroadcastChannelByteLengthQueuingStrategy
C
CacheCacheStorageCanMakePaymentEvent实验性CanvasCaptureMediaStreamTrackCanvasGradientCanvasPatternCanvasRenderingContext2DCaptureController实验性CaretPositionCDATASectionChannelMergerNodeChannelSplitterNodeChapterInformation实验性CharacterBoundsUpdateEvent实验性CharacterDataClientClientsClipboardClipboardEventClipboardItemCloseEventCloseWatcher实验性CommandEvent实验性CommentCompositionEventCompressionStream
c
C
ConstantSourceNodeContactAddress实验性ContactsManager实验性ContentIndex实验性ContentIndexEvent实验性ContentVisibilityAutoStateChangeEventConvolverNodeCookieChangeEventCookieStoreCookieStoreManagerCountQueuingStrategyCredentialCredentialsContainerCryptoCryptoKeyCryptoKeyPairCSPViolationReportBodyCSSCSSAnimationCSSConditionRuleCSSContainerRuleCSSCounterStyleRuleCSSFontFaceRuleCSSFontFeatureValuesRuleCSSFontPaletteValuesRuleCSSGroupingRuleCSSImageValueCSSImportRuleCSSKeyframeRuleCSSKeyframesRuleCSSKeywordValueCSSLayerBlockRuleCSSLayerStatementRuleCSSMathInvertCSSMathMaxCSSMathMinCSSMathNegateCSSMathProductCSSMathSumCSSMathValueCSSMatrixComponentCSSMediaRuleCSSNamespaceRuleCSSNestedDeclarationsCSSNumericArrayCSSNumericValueCSSPageDescriptors实验性CSSPageRuleCSSPerspectiveCSSPositionTryDescriptors实验性CSSPositionTryRule实验性CSSPositionValue非标准 已弃用CSSPrimitiveValue已弃用CSSPropertyRuleCSSPseudoElement实验性CSSRotateCSSRuleCSSRuleListCSSScaleCSSScopeRuleCSSSkewCSSSkewXCSSSkewYCSSStartingStyleRuleCSSStyleDeclarationCSSStyleRuleCSSStyleSheetCSSStyleValueCSSSupportsRuleCSSTransformComponentCSSTransformValueCSSTransitionCSSTranslateCSSUnitValueCSSUnparsedValueCSSValue已弃用CSSValueList已弃用CSSVariableReferenceValueCustomElementRegistryCustomEventCustomStateSet
D
DataTransferDataTransferItemDataTransferItemListDecompressionStreamDedicatedWorkerGlobalScopeDelayNodeDelegatedInkTrailPresenter实验性DeprecationReportBody实验性DeviceMotionEventDeviceMotionEventAccelerationDeviceMotionEventRotationRateDeviceOrientationEventDirectoryEntrySync非标准 已弃用DirectoryReaderSync非标准 已弃用DocumentDocumentFragmentDocumentPictureInPicture实验性DocumentPictureInPictureEvent实验性DocumentTimelineDocumentTypeDOMError已弃用DOMExceptionDOMHighResTimeStampDOMImplementationDOMMatrix (WebKitCSSMatrix)DOMMatrixReadOnlyDOMParserDOMPointDOMPointReadOnlyDOMQuadDOMRectDOMRectListDOMRectReadOnlyDOMStringListDOMStringMapDOMTokenListDragEventDynamicsCompressorNode
E
EcdhKeyDeriveParamsEcdsaParamsEcKeyGenParamsEcKeyImportParamsEditContext实验性ElementElementInternalsEncodedAudioChunkEncodedVideoChunkErrorEventEventEventCountsEventSourceEventTargetExtendableCookieChangeEventExtendableEventExtendableMessageEventEyeDropper实验性
F
FeaturePolicy实验性FederatedCredential实验性FederatedCredentialInitFence实验性FencedFrameConfig实验性FetchEventFileFileEntrySync非标准 已弃用FileListFileReaderFileReaderSyncFileSystemFileSystemDirectoryEntryFileSystemDirectoryHandleFileSystemDirectoryReaderFileSystemEntryFileSystemFileEntryFileSystemFileHandleFileSystemHandleFileSystemSync非标准 已弃用FileSystemSyncAccessHandleFileSystemWritableFileStreamFocusEventFontData实验性FontFaceFontFaceSetFontFaceSetLoadEventFormDataFormDataEventFragmentDirective
G
GainNodeGamepadGamepadButtonGamepadEventGamepadHapticActuatorGamepadPose实验性GeolocationGeolocationCoordinatesGeolocationPositionGeolocationPositionErrorGestureEvent非标准GPU实验性GPUAdapter实验性GPUAdapterInfo实验性GPUBindGroup实验性GPUBindGroupLayout实验性GPUBuffer实验性GPUCanvasContext实验性GPUCommandBuffer实验性GPUCommandEncoder实验性GPUCompilationInfo实验性GPUCompilationMessage实验性GPUComputePassEncoder实验性GPUComputePipeline实验性GPUDevice实验性GPUDeviceLostInfo实验性GPUError实验性GPUExternalTexture实验性GPUInternalError实验性GPUOutOfMemoryError实验性GPUPipelineError实验性GPUPipelineLayout实验性GPUQuerySet实验性GPUQueue实验性GPURenderBundle实验性GPURenderBundleEncoder实验性GPURenderPassEncoder实验性GPURenderPipeline实验性GPUSampler实验性GPUShaderModule实验性GPUSupportedFeatures实验性GPUSupportedLimits实验性GPUTexture实验性GPUTextureView实验性GPUUncapturedErrorEvent实验性GPUValidationError实验性GravitySensorGyroscope
H
HashChangeEventHeadersHID实验性HIDConnectionEvent实验性HIDDevice实验性HIDInputReportEvent实验性HighlightHighlightRegistryHistoryHkdfParamsHmacImportParamsHmacKeyGenParamsHMDVRDevice非标准 已弃用HTMLAllCollectionHTMLAnchorElementHTMLAreaElementHTMLAudioElementHTMLBaseElementHTMLBodyElementHTMLBRElementHTMLButtonElementHTMLCanvasElementHTMLCollectionHTMLDataElementHTMLDataListElementHTMLDetailsElementHTMLDialogElementHTMLDivElementHTMLDListElementHTMLDocumentHTMLElementHTMLEmbedElementHTMLFencedFrameElement实验性HTMLFieldSetElementHTMLFontElement已弃用HTMLFormControlsCollectionHTMLFormElementHTMLFrameSetElement已弃用HTMLHeadElementHTMLHeadingElementHTMLHRElementHTMLHtmlElementHTMLIFrameElementHTMLImageElementHTMLInputElementHTMLLabelElementHTMLLegendElementHTMLLIElementHTMLLinkElementHTMLMapElementHTMLMarqueeElement已弃用HTMLMediaElementHTMLMenuElementHTMLMetaElementHTMLMeterElementHTMLModElementHTMLObjectElementHTMLOListElementHTMLOptGroupElementHTMLOptionElementHTMLOptionsCollectionHTMLOutputElementHTMLParagraphElementHTMLParamElement已弃用HTMLPictureElementHTMLPreElementHTMLProgressElementHTMLQuoteElementHTMLScriptElementHTMLSelectElementHTMLSlotElementHTMLSourceElementHTMLSpanElementHTMLStyleElementHTMLTableCaptionElementHTMLTableCellElementHTMLTableColElementHTMLTableElementHTMLTableRowElementHTMLTableSectionElementHTMLTemplateElementHTMLTextAreaElementHTMLTimeElementHTMLTitleElementHTMLTrackElementHTMLUListElementHTMLUnknownElementHTMLVideoElement
I
IDBCursorIDBCursorWithValueIDBDatabaseIDBFactoryIDBIndexIDBKeyRangeIDBObjectStoreIDBOpenDBRequestIDBRequestIDBTransactionIDBVersionChangeEventIdentityCredential实验性IdentityCredentialRequestOptionsIdentityProvider实验性IdleDeadlineIdleDetector实验性IIRFilterNodeImageBitmapImageBitmapRenderingContextImageCapture实验性ImageDataImageDecoderImageTrackImageTrackListInk实验性InputDeviceCapabilities实验性InputDeviceInfoInputEventInstallEventIntersectionObserverIntersectionObserverEntryInterventionReportBody实验性
K
L
LargestContentfulPaintLaunchParams实验性LaunchQueue实验性LayoutShift实验性LayoutShiftAttribution实验性LinearAccelerationSensorLocationLockLockManager
M
Magnetometer实验性MathMLElementMediaCapabilitiesMediaDeviceInfoMediaDevicesMediaElementAudioSourceNodeMediaEncryptedEventMediaErrorMediaKeyMessageEventMediaKeysMediaKeySessionMediaKeyStatusMapMediaKeySystemAccessMediaListMediaMetadataMediaQueryListMediaQueryListEventMediaRecorderMediaRecorderErrorEvent非标准 已弃用MediaSessionMediaSourceMediaSourceHandleMediaStreamMediaStreamAudioDestinationNodeMediaStreamAudioSourceNodeMediaStreamEvent非标准 已弃用MediaStreamTrackMediaStreamTrackAudioSourceNodeMediaStreamTrackEventMediaStreamTrackGenerator实验性 非标准MediaStreamTrackProcessorMediaTrackConstraintsMediaTrackSettingsMediaTrackSupportedConstraintsMerchantValidationEvent已弃用MessageChannelMessageEventMessagePortMetadata实验性 非标准MIDIAccessMIDIConnectionEventMIDIInputMIDIInputMapMIDIMessageEventMIDIOutputMIDIOutputMapMIDIPortMimeType已弃用MimeTypeArray已弃用MouseEventMouseScrollEvent非标准 已弃用MutationEvent已弃用MutationObserverMutationRecord
N
NamedNodeMapNavigateEvent实验性Navigation实验性NavigationActivation实验性NavigationCurrentEntryChangeEvent实验性NavigationDestination实验性NavigationHistoryEntry实验性NavigationPreloadManagerNavigationTransition实验性NavigatorNavigatorLogin实验性NavigatorUAData实验性NDEFMessage实验性NDEFReader实验性NDEFReadingEvent实验性NDEFRecord实验性NetworkInformationNodeNodeIteratorNodeListNotificationNotificationEventNotRestoredReasonDetails实验性NotRestoredReasons实验性
O
OES_draw_buffers_indexedOfflineAudioCompletionEventOfflineAudioContextOffscreenCanvasOffscreenCanvasRenderingContext2DOrientationSensorOscillatorNodeOTPCredential实验性OverconstrainedError
P
PageRevealEventPageSwapEventPageTransitionEventPaintWorkletGlobalScope实验性PannerNodePasswordCredential实验性PasswordCredentialInitPath2DPaymentAddress非标准 已弃用PaymentManager实验性PaymentMethodChangeEventPaymentRequestPaymentRequestEvent实验性PaymentRequestUpdateEventPaymentResponsePbkdf2ParamsPerformancePerformanceElementTiming实验性PerformanceEntryPerformanceEventTimingPerformanceLongAnimationFrameTiming实验性PerformanceLongTaskTiming实验性PerformanceMarkPerformanceMeasurePerformanceNavigation已弃用PerformanceNavigationTimingPerformanceObserverPerformanceObserverEntryListPerformancePaintTimingPerformanceResourceTimingPerformanceScriptTiming实验性PerformanceServerTimingPerformanceTiming已弃用PeriodicSyncEvent实验性PeriodicSyncManager实验性PeriodicWavePermissionsPermissionStatusPictureInPictureEventPictureInPictureWindowPlugin已弃用PluginArray已弃用Point非标准 已弃用PointerEventPopStateEventPositionSensorVRDevice非标准 已弃用Presentation实验性PresentationAvailability实验性PresentationConnection实验性PresentationConnectionAvailableEvent实验性PresentationConnectionCloseEvent实验性PresentationConnectionList实验性PresentationReceiver实验性PresentationRequest实验性PressureObserver实验性PressureRecord实验性ProcessingInstructionProgressEventPromiseRejectionEventPublicKeyCredentialPublicKeyCredentialCreationOptionsPublicKeyCredentialRequestOptionsPushEventPushManagerPushMessageDataPushSubscriptionPushSubscriptionOptions
R
RadioNodeListRangeReadableByteStreamControllerReadableStreamReadableStreamBYOBReaderReadableStreamBYOBRequestReadableStreamDefaultControllerReadableStreamDefaultReaderRelativeOrientationSensorRemotePlaybackReportReportBodyReportingObserverRequestRequestInitResizeObserverResizeObserverEntryResizeObserverSizeResponseRsaHashedImportParamsRsaHashedKeyGenParamsRsaOaepParamsRsaPssParamsRTCAudioSourceStatsRTCCertificateRTCCertificateStatsRTCCodecStatsRTCDataChannelRTCDataChannelEventRTCDataChannelStatsRTCDtlsTransportRTCDTMFSenderRTCDTMFToneChangeEventRTCEncodedAudioFrameRTCEncodedVideoFrameRTCErrorRTCErrorEventRTCIceCandidateRTCIceCandidatePairRTCIceCandidatePairStatsRTCIceCandidateStatsRTCIceParametersRTCIceTransportRTCIdentityAssertion实验性RTCInboundRtpStreamStatsRTCOutboundRtpStreamStatsRTCPeerConnectionRTCPeerConnectionIceErrorEventRTCPeerConnectionIceEventRTCPeerConnectionStatsRTCRemoteInboundRtpStreamStatsRTCRemoteOutboundRtpStreamStatsRTCRtpReceiverRTCRtpScriptTransformRTCRtpScriptTransformerRTCRtpSenderRTCRtpStreamStatsRTCRtpTransceiverRTCSctpTransportRTCSessionDescriptionRTCStatsReportRTCTrackEventRTCTransformEventRTCTransportStatsRTCVideoSourceStats
S
SchedulerScheduling实验性ScreenScreenDetailed实验性ScreenDetails实验性ScreenOrientationScriptProcessorNode已弃用ScrollTimeline实验性SecurePaymentConfirmationRequestSecurityPolicyViolationEventSelectionSensorSensorErrorEventSerial实验性SerialPort实验性ServiceWorkerServiceWorkerContainerServiceWorkerGlobalScopeServiceWorkerRegistrationShadowRootSharedStorage实验性SharedStorageOperation实验性SharedStorageRunOperation实验性SharedStorageSelectURLOperation实验性SharedStorageWorklet实验性SharedStorageWorkletGlobalScope实验性SharedWorkerSharedWorkerGlobalScopeSnapEvent实验性SourceBufferSourceBufferListSpeechGrammar实验性SpeechGrammarList实验性SpeechRecognitionSpeechRecognitionAlternativeSpeechRecognitionErrorEventSpeechRecognitionEventSpeechRecognitionResultSpeechRecognitionResultListSpeechSynthesisSpeechSynthesisErrorEventSpeechSynthesisEventSpeechSynthesisUtteranceSpeechSynthesisVoiceStaticRangeStereoPannerNodeStorageStorageAccessHandleStorageEventStorageManagerStylePropertyMapStylePropertyMapReadOnlyStyleSheetStyleSheetListSubmitEventSubtleCryptoSVGAElementSVGAngleSVGAnimateColorElement已弃用SVGAnimatedAngleSVGAnimatedBooleanSVGAnimatedEnumerationSVGAnimatedIntegerSVGAnimatedLengthSVGAnimatedLengthListSVGAnimatedNumberSVGAnimatedNumberListSVGAnimatedPreserveAspectRatioSVGAnimatedRectSVGAnimatedStringSVGAnimatedTransformListSVGAnimateElementSVGAnimateMotionElementSVGAnimateTransformElementSVGAnimationElementSVGCircleElementSVGClipPathElementSVGComponentTransferFunctionElementSVGCursorElement已弃用SVGDefsElementSVGDescElementSVGElementSVGEllipseElementSVGEventSVGFEBlendElementSVGFEColorMatrixElementSVGFEComponentTransferElementSVGFECompositeElementSVGFEConvolveMatrixElementSVGFEDiffuseLightingElementSVGFEDisplacementMapElementSVGFEDistantLightElementSVGFEDropShadowElementSVGFEFloodElementSVGFEFuncAElementSVGFEFuncBElementSVGFEFuncGElementSVGFEFuncRElementSVGFEGaussianBlurElementSVGFEImageElementSVGFEMergeElementSVGFEMergeNodeElementSVGFEMorphologyElementSVGFEOffsetElementSVGFEPointLightElementSVGFESpecularLightingElementSVGFESpotLightElementSVGFETileElementSVGFETurbulenceElementSVGFilterElementSVGFontElement已弃用SVGFontFaceElement已弃用SVGFontFaceFormatElement已弃用SVGFontFaceNameElement已弃用SVGFontFaceSrcElement已弃用SVGFontFaceUriElement已弃用SVGForeignObjectElementSVGGElementSVGGeometryElementSVGGlyphElement已弃用SVGGlyphRefElement已弃用SVGGradientElementSVGGraphicsElementSVGHKernElement已弃用SVGImageElementSVGLengthSVGLengthListSVGLinearGradientElementSVGLineElementSVGMarkerElementSVGMaskElementSVGMetadataElementSVGMissingGlyphElement已弃用SVGMPathElementSVGNumberSVGNumberListSVGPathElementSVGPatternElementSVGPoint已弃用SVGPointListSVGPolygonElementSVGPolylineElementSVGPreserveAspectRatioSVGRadialGradientElementSVGRectSVGRectElementSVGRenderingIntent已弃用SVGScriptElementSVGSetElementSVGStopElementSVGStringListSVGStyleElementSVGSVGElementSVGSwitchElementSVGSymbolElementSVGTextContentElementSVGTextElementSVGTextPathElementSVGTextPositioningElementSVGTitleElementSVGTransformSVGTransformListSVGTRefElement已弃用SVGTSpanElementSVGUnitTypesSVGUseElementSVGViewElementSVGVKernElement已弃用SyncEventSyncManager
T
TaskAttributionTiming实验性TaskControllerTaskPriorityChangeEventTaskSignalTextTextDecoderTextDecoderStreamTextEncoderTextEncoderStreamTextEvent已弃用TextFormat实验性TextFormatUpdateEvent实验性TextMetricsTextTrackTextTrackCueTextTrackCueListTextTrackListTextUpdateEvent实验性TimeEventTimeRangesToggleEventTouchTouchEventTouchListTrackEventTransformStreamTransformStreamDefaultControllerTransitionEventTreeWalkerTrustedHTMLTrustedScriptTrustedScriptURLTrustedTypePolicyTrustedTypePolicyFactory
U
UIEventURLURLPattern实验性URLSearchParamsUSB实验性USBAlternateInterface实验性USBConfiguration实验性USBConnectionEvent实验性USBDevice实验性USBEndpoint实验性USBInterface实验性USBInTransferResult实验性USBIsochronousInTransferPacket实验性USBIsochronousInTransferResult实验性USBIsochronousOutTransferPacket实验性USBIsochronousOutTransferResult实验性USBOutTransferResult实验性UserActivation
V
ValidityStateVideoColorSpaceVideoDecoderVideoEncoderVideoFrameVideoPlaybackQualityVideoTrackVideoTrackListViewTimeline实验性ViewTransitionVirtualKeyboard实验性VisibilityStateEntry实验性VisualViewportVRDisplay非标准 已弃用VRDisplayCapabilities非标准 已弃用VRDisplayEvent非标准 已弃用VREyeParameters非标准 已弃用VRFieldOfView非标准 已弃用VRFrameData非标准 已弃用VRLayerInit已弃用VRPose非标准 已弃用VRStageParameters非标准 已弃用VTTCueVTTRegion
W
WakeLockWakeLockSentinelWaveShaperNodeWebGL2RenderingContextWebGLActiveInfoWebGLBufferWebGLContextEventWebGLFramebufferWebGLObject实验性WebGLProgramWebGLQueryWebGLRenderbufferWebGLRenderingContextWebGLSamplerWebGLShaderWebGLShaderPrecisionFormatWebGLSyncWebGLTextureWebGLTransformFeedbackWebGLUniformLocationWebGLVertexArrayObjectWebSocketWebSocketStream实验性WebTransportWebTransportBidirectionalStreamWebTransportDatagramDuplexStreamWebTransportErrorWebTransportReceiveStream实验性WebTransportSendStream实验性WGSLLanguageFeatures实验性WheelEventWindowWindowClientWindowControlsOverlay实验性WindowControlsOverlayGeometryChangeEvent实验性WindowSharedStorage实验性WorkerWorkerGlobalScopeWorkerLocationWorkerNavigatorWorkletWorkletGlobalScopeWorkletSharedStorage实验性WritableStreamWritableStreamDefaultControllerWritableStreamDefaultWriter
X
XMLDocumentXMLHttpRequestXMLHttpRequestEventTargetXMLHttpRequestUploadXMLSerializerXPathEvaluatorXPathExceptionXPathExpressionXPathResultXRAnchor实验性XRAnchorSet实验性XRBoundedReferenceSpace实验性XRCompositionLayer实验性XRCPUDepthInformation实验性XRCubeLayer实验性XRCylinderLayer实验性XRDepthInformation实验性XREquirectLayer实验性XRFrame实验性XRHandXRHitTestResult实验性XRHitTestSource实验性XRInputSourceXRInputSourceArray实验性XRInputSourceEventXRInputSourcesChangeEventXRJointPoseXRJointSpaceXRLayer实验性XRLayerEvent实验性XRLightEstimate实验性XRLightProbe实验性XRMediaBinding实验性XRPoseXRProjectionLayer实验性XRQuadLayer实验性XRRay实验性XRReferenceSpaceXRReferenceSpaceEventXRRenderState实验性XRRigidTransformXRSession实验性XRSessionEventXRSpaceXRSubImage实验性XRSystem实验性XRTransientInputHitTestResult实验性XRTransientInputHitTestSource实验性XRView实验性XRViewerPoseXRViewportXRWebGLBinding实验性XRWebGLDepthInformation实验性XRWebGLLayer实验性XRWebGLSubImage实验性XSLTProcessor