Terms starting with letter n

Color key: WebIDL CSS Markup HTTP

JsonWebKey.n (WebIDL dictionary member) §: Defined in Web Cryptography API
<n-dimension> (CSS type) §: Defined in CSS Syntax 3
n-resize (CSS value for cursor ) §: Defined in CSS User Interface 3 , CSS User Interface 4 , CSS 2.2; Referenced in CSS Snapshot 2022, CSS Snapshot 2023
<na-name> (CSS type) §: Defined in Non-element Selectors 1
<na-prefix> (CSS type) §: Defined in Non-element Selectors 1
RTCInboundRtpStreamStats.nackCount (WebIDL dictionary member) §: Defined in WebRTC Statistics
RTCOutboundRtpStreamStats.nackCount (WebIDL dictionary member) §: Defined in WebRTC Statistics
naively convert from CMYK to RGBA (concept) §: Defined in CSS Color 5
naively convert from RGBA to CMYK (concept) §: Defined in CSS Color 5
MLOperand.[[name]] (internal slot) §: Defined in Web Neural Network API
name (concept for slot ) §: Defined in DOM; Referenced in HTML
name (concept for slottable ) §: Defined in DOM
name (concept for DocumentType ) §: Defined in DOM; Referenced in HTML
name (concept for encoding ) §: Defined in Encoding; Referenced in DOM, HTML, Web NFC API
name (concept for header ) §: Defined in Fetch; Referenced in Background Fetch, Client Hints Infrastructure, Fenced Frame, Loading Signed Exchanges, Federated Credential Management API, Network Error Logging, Service Workers, WebDriver, XMLHttpRequest
name (markup attribute for meta ) §: Defined in HTML; Referenced in Web Application Manifest, EPUB 3.3, HTML Accessibility API Mappings 1.0, Referrer Policy; Related terms: value application-name, value author, value color-scheme, value description, value generator, value keywords, value referrer, value theme-color
name (markup attribute for iframe ) §: Defined in HTML; Referenced in HTML Accessibility API Mappings 1.0, Long Tasks API
name (markup attribute for object ) §: Defined in HTML; Referenced in HTML Accessibility API Mappings 1.0, Long Tasks API
name (markup attribute for map ) §: Defined in HTML; Referenced in HTML Accessibility API Mappings 1.0
name (markup attribute for form ) §: Defined in HTML; Referenced in HTML Accessibility API Mappings 1.0
name (markup attribute for button, fieldset element, input element, output element, select element, textarea element ) §: Defined in HTML; Referenced in HTML Accessibility API Mappings 1.0
name (value for autocomplete attribute of button element, autocomplete attribute of fieldset element, autocomplete attribute of input element, autocomplete attribute of object element, autocomplete attribute of output element, autocomplete attribute of select element, autocomplete attribute of textarea element ) §: Defined in HTML
name (concept for entry of entry list ) §: Defined in HTML; Referenced in XMLHttpRequest
name (markup attribute for details ) §: Defined in HTML
name (markup attribute for slot ) §: Defined in HTML; Referenced in HTML Accessibility API Mappings 1.0
name (concept for custom element definition ) §: Defined in HTML; Referenced in DOM
name (concept for WorkerGlobalScope ) §: Defined in HTML
name (markup attribute for a ) §: Defined in HTML
name (markup attribute for embed ) §: Defined in HTML
name (markup attribute for img ) §: Defined in HTML
name (markup attribute for option ) §: Defined in HTML
name (concept for struct, tuple ) §: Defined in Infra; Referenced in Web IDL
name (concept for DOMException ) §: Defined in Web IDL; Referenced in File System, WebGPU
name (concept for interest group descriptor ) §: Defined in Fenced Frame; Referenced in Protected Audience
name (concept for manifest ) §: Defined in Web Application Manifest
"name" (value for ContactProperty WebIDL enumeration) §: Defined in Contact Picker API
name (concept for directive ) §: Defined in Content Security Policy 3; Referenced in Isolated Contexts, Protected Audience, Content Security Policy: Embedded Enforcement, Trusted Types
name (concept for CSS counter ) §: Defined in CSS Lists 3
name (concept for powerful feature ) §: Defined in Permissions; Referenced in Notifications API, requestStorageAccessFor API, The Storage Access API, Web Bluetooth, Background Sync, Local Font Access, Private Network Access, Ambient Light Sensor, Generic Sensor API, Window Management
name (concept) §: Defined in Verifiable Credentials Data Model v2.0
AggregateError.name (WebIDL attribute) §: Defined in ECMAScript
Algorithm.name (WebIDL dictionary member) §: Defined in Web Cryptography API
Attr.name (WebIDL attribute) §: Defined in DOM
AuctionAdInterestGroupKey.name (WebIDL dictionary member) §: Defined in Protected Audience
AudioParamDescriptor.name (WebIDL dictionary member) §
AudioParamDescriptor.name (WebIDL dictionary member) §: Defined in Web Audio API , Web Audio API 1.1
Baseline.name (WebIDL attribute) §: Defined in Font Metrics API 1
BluetoothAdvertisingEvent.name (WebIDL attribute) §: Defined in Web Bluetooth
BluetoothAdvertisingEventInit.name (WebIDL dictionary member) §: Defined in Web Bluetooth
BluetoothDevice.name (WebIDL attribute) §: Defined in Web Bluetooth
BluetoothLEScanFilter.name (WebIDL attribute) §: Defined in Web Bluetooth Scanning
BluetoothLEScanFilterInit.name (WebIDL dictionary member) §: Defined in Web Bluetooth
BroadcastChannel.name (WebIDL attribute) §: Defined in HTML
ContactInfo.name (WebIDL dictionary member) §: Defined in Contact Picker API
CookieInit.name (WebIDL dictionary member) §: Defined in Cookie Store API
CookieListItem.name (WebIDL dictionary member) §: Defined in Cookie Store API
CookieStoreDeleteOptions.name (WebIDL dictionary member) §: Defined in Cookie Store API
CookieStoreGetOptions.name (WebIDL dictionary member) §: Defined in Cookie Store API
CredentialUserData.name (WebIDL attribute) §: Defined in Credential Management 1
CSSColorProfileRule.name (WebIDL attribute) §: Defined in CSS Color 5
CSSCounterStyleRule.name (WebIDL attribute) §: Defined in CSS Counter Styles 3
CSSFontPaletteValuesRule.name (WebIDL attribute) §: Defined in CSS Fonts 4
CSSKeyframesRule.name (WebIDL attribute) §: Defined in CSS Animations 1; Referenced in CSSOM
CSSLayerBlockRule.name (WebIDL attribute) §: Defined in CSS Cascading 5
CSSMarginRule.name (WebIDL attribute) §: Defined in CSSOM
CSSParserAtRule.name (WebIDL attribute) §: Defined in CSS Parser API
CSSParserBlock.name (WebIDL attribute) §: Defined in CSS Parser API
CSSParserDeclaration.name (WebIDL attribute) §: Defined in CSS Parser API
CSSParserFunction.name (WebIDL attribute) §: Defined in CSS Parser API
CSSPositionTryRule.name (WebIDL attribute) §: Defined in CSS Anchor Positioning
CSSPropertyRule.name (WebIDL attribute) §: Defined in CSS Properties and Values API 1
CurrentUserDetailsOptions.name (WebIDL dictionary member) §: Defined in Web Authentication
DedicatedWorkerGlobalScope.name (WebIDL attribute) §: Defined in HTML
DocumentType.name (WebIDL attribute) §: Defined in DOM
DOMException.name (WebIDL attribute) §: Defined in Web IDL; Referenced in Element Capture, Capability Delegation, Handwriting Recognition API, Audio Output Devices API, Region Capture, Media Capture and Streams, Viewport Capture, Screen Capture, WebRTC 1.0
endpoint group.name (WebIDL attribute) §: Defined in Network Reporting API
endpoint.name (WebIDL attribute) §: Defined in Reporting API; Referenced in Network Reporting API
Error.name (WebIDL attribute) §: Defined in ECMAScript
FederatedCredentialInit.name (WebIDL dictionary member) §: Defined in Credential Management 1
File.name (WebIDL attribute) §: Defined in File API; Referenced in Fetch, File System, HTML, File and Directory Entries API, Clipboard API and events, Indexed DB 3.0
FileSystem.name (WebIDL attribute) §: Defined in File and Directory Entries API
FileSystemEntry.name (WebIDL attribute) §: Defined in File and Directory Entries API
FileSystemHandle.name (WebIDL attribute) §: Defined in File System
Font.name (WebIDL attribute) §: Defined in Font Metrics API 1
FontFaceVariationAxis.name (WebIDL attribute) §: Defined in CSS Font Loading 3
GenerateBidInterestGroup.name (WebIDL dictionary member) §: Defined in Protected Audience
HTMLAnchorElement.name (WebIDL attribute) §: Defined in HTML
HTMLButtonElement.name (WebIDL attribute) §
HTMLFieldSetElement.name (WebIDL attribute) §
HTMLInputElement.name (WebIDL attribute) §
HTMLOutputElement.name (WebIDL attribute) §
HTMLSelectElement.name (WebIDL attribute) §
HTMLTextAreaElement.name (WebIDL attribute) §: Defined in HTML
HTMLDetailsElement.name (WebIDL attribute) §: Defined in HTML
HTMLEmbedElement.name (WebIDL attribute) §: Defined in HTML
HTMLFormElement.name (WebIDL attribute) §: Defined in HTML
HTMLFrameElement.name (WebIDL attribute) §: Defined in HTML
HTMLIFrameElement.name (WebIDL attribute) §: Defined in HTML
HTMLImageElement.name (WebIDL attribute) §: Defined in HTML
HTMLMapElement.name (WebIDL attribute) §: Defined in HTML
HTMLMetaElement.name (WebIDL attribute) §: Defined in HTML
HTMLObjectElement.name (WebIDL attribute) §: Defined in HTML
HTMLParamElement.name (WebIDL attribute) §: Defined in HTML
HTMLSlotElement.name (WebIDL attribute) §: Defined in HTML
IDBDatabase.name (WebIDL attribute) §: Defined in Indexed DB 3.0
IDBDatabaseInfo.name (WebIDL dictionary member) §: Defined in Indexed DB 3.0
IDBIndex.name (WebIDL attribute) §: Defined in Indexed DB 3.0
IDBObjectStore.name (WebIDL attribute) §: Defined in Indexed DB 3.0
IdentityProviderAccount.name (WebIDL dictionary member) §: Defined in Federated Credential Management API
IdentityProviderBranding.name (WebIDL dictionary member) §: Defined in Federated Credential Management API
IdentityUserInfo.name (WebIDL dictionary member) §: Defined in Federated Credential Management API
KeyAlgorithm.name (WebIDL dictionary member) §: Defined in Web Cryptography API
Lock.name (WebIDL attribute) §: Defined in Web Locks API
LockInfo.name (WebIDL dictionary member) §: Defined in Web Locks API
MIDIPort.name (WebIDL attribute) §: Defined in Web MIDI API
ModuleExportDescriptor.name (WebIDL dictionary member) §
ModuleExportDescriptor.name (WebIDL dictionary member) §
ModuleExportDescriptor.name (WebIDL dictionary member) §
ModuleExportDescriptor.name (WebIDL dictionary member) §
ModuleExportDescriptor.name (WebIDL dictionary member) §
ModuleExportDescriptor.name (WebIDL dictionary member) §
ModuleExportDescriptor.name (WebIDL dictionary member) §
ModuleExportDescriptor.name (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: Type Reflection , WebAssembly JavaScript Interface: Threading , WebAssembly JavaScript Interface
ModuleImportDescriptor.name (WebIDL dictionary member) §
ModuleImportDescriptor.name (WebIDL dictionary member) §
ModuleImportDescriptor.name (WebIDL dictionary member) §
ModuleImportDescriptor.name (WebIDL dictionary member) §
ModuleImportDescriptor.name (WebIDL dictionary member) §
ModuleImportDescriptor.name (WebIDL dictionary member) §
ModuleImportDescriptor.name (WebIDL dictionary member) §
ModuleImportDescriptor.name (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: Type Reflection , WebAssembly JavaScript Interface: Threading , WebAssembly JavaScript Interface
NamedFlow.name (WebIDL attribute) §: Defined in CSS Regions 1
name (WebIDL attribute for NativeError ) §: Defined in ECMAScript
NotRestoredReasons.name (WebIDL attribute) §: Defined in HTML
PasswordCredentialData.name (WebIDL dictionary member) §: Defined in Credential Management 1
PayerErrors.name (WebIDL dictionary member) §: Defined in Payment Request API
PerformanceEntry.name (WebIDL attribute) §: Defined in Performance Timeline; Referenced in HTML, Element Timing API, Layout Instability, Soft Navigations, Event Timing API, Largest Contentful Paint, Long Tasks API, Paint Timing
PerformanceLongAnimationFrameTiming.name (WebIDL attribute) §: Defined in Long Animation Frames API
PerformanceLongTaskTiming.name (WebIDL attribute) §: Defined in Long Tasks API
PerformanceScriptTiming.name (WebIDL attribute) §: Defined in Long Animation Frames API
PerformanceServerTiming.name (WebIDL attribute) §: Defined in Server Timing
PermissionDescriptor.name (WebIDL dictionary member) §: Defined in Permissions; Referenced in requestStorageAccessFor API, Web Bluetooth, Background Fetch, File System Access, User Agent Interaction with Related Website Sets, Local Font Access, Web Periodic Background Synchronization, Requesting Permissions, Relinquishing Permissions
PermissionStatus.name (WebIDL attribute) §: Defined in Permissions
Plugin.name (WebIDL attribute) §: Defined in HTML
ProfilerFrame.name (WebIDL dictionary member) §: Defined in JS Self-Profiling API
PropertyDefinition.name (WebIDL dictionary member) §: Defined in CSS Properties and Values API 1
PublicKeyCredentialEntity.name (WebIDL dictionary member) §: Defined in Web Authentication; Referenced in CTAP, Secure Payment Confirmation
PublicKeyCredentialUserEntityJSON.name (WebIDL dictionary member) §: Defined in Web Authentication
RTCIdentityAssertion.name (WebIDL attribute) §: Defined in Identity for WebRTC 1.0
SanitizerAttributeNamespace.name (WebIDL dictionary member) §: Defined in HTML Sanitizer API
SanitizerElementNamespace.name (WebIDL dictionary member) §: Defined in HTML Sanitizer API
SharedWorkerGlobalScope.name (WebIDL attribute) §: Defined in HTML
SpeechSynthesisEvent.name (WebIDL attribute) §: Defined in Web Speech API
SpeechSynthesisEventInit.name (WebIDL dictionary member) §: Defined in Web Speech API
SpeechSynthesisVoice.name (WebIDL attribute) §: Defined in Web Speech API
StorageBucket.name (WebIDL attribute) §: Defined in Storage Buckets API
TaskAttributionTiming.name (WebIDL attribute) §: Defined in Long Tasks API
TrackingExData.name (WebIDL dictionary member) §: Defined in DNT
TrustedTypePolicy.name (WebIDL attribute) §: Defined in Trusted Types
Window.name (WebIDL attribute) §: Defined in HTML
<name-repeat> (CSS type) §: Defined in CSS Grid Layout 2
"named" (value for SlotAssignmentMode WebIDL enumeration) §: Defined in DOM
named attribute (concept) §: Defined in DOM
named color (concept) §: Defined in CSS Color 4
named definition (concept) §: Defined in Web IDL
named graph (concept) §: Defined in Verifiable Credential Data Integrity 1.0
named grid area (concept) §: Defined in CSS Grid Layout 1 , CSS Grid Layout 2; Referenced in CSS Snapshot 2022, CSS Snapshot 2023
Named properties (concept) §: Defined in Web IDL
named properties object (concept) §: Defined in Web IDL; Referenced in HTML
named property deleter (concept) §: Defined in Web IDL
named property getter (concept) §: Defined in Web IDL
named property setter (concept) §: Defined in Web IDL
named property visibility algorithm (concept) §: Defined in Web IDL
named timeline range (concept) §: Defined in Scroll-driven Animations
<named-color> (CSS type) §: Defined in CSS Color 4; Referenced in CSS Color 5, CSS Typed OM 1, Federated Credential Management API; Related terms: CSS value aliceblue, CSS value antiquewhite, CSS value aqua, CSS value aquamarine, CSS value azure, CSS value beige, CSS value bisque, CSS value black, CSS value blanchedalmond, CSS value blue, CSS value blueviolet, CSS value brown, CSS value burlywood, CSS value cadetblue, CSS value chartreuse, CSS value chocolate, CSS value coral, CSS value cornflowerblue, CSS value cornsilk, CSS value crimson, CSS value cyan, CSS value darkblue, CSS value darkcyan, CSS value darkgoldenrod, CSS value darkgray, CSS value darkgreen, CSS value darkgrey, CSS value darkkhaki, CSS value darkmagenta, CSS value darkolivegreen, CSS value darkorange, CSS value darkorchid, CSS value darkred, CSS value darksalmon, CSS value darkseagreen, CSS value darkslateblue, CSS value darkslategray, CSS value darkslategrey, CSS value darkturquoise, CSS value darkviolet, CSS value deeppink, CSS value deepskyblue, CSS value dimgray, CSS value dimgrey, CSS value dodgerblue, CSS value firebrick, CSS value floralwhite, CSS value forestgreen, CSS value fuchsia, CSS value gainsboro, CSS value ghostwhite, CSS value gold, CSS value goldenrod, CSS value gray, CSS value green, CSS value greenyellow, CSS value grey, CSS value honeydew, CSS value hotpink, CSS value indianred, CSS value indigo, CSS value ivory, CSS value khaki, CSS value lavender, CSS value lavenderblush, CSS value lawngreen, CSS value lemonchiffon, CSS value lightblue, CSS value lightcoral, CSS value lightcyan, CSS value lightgoldenrodyellow, CSS value lightgray, CSS value lightgreen, CSS value lightgrey, CSS value lightpink, CSS value lightsalmon, CSS value lightseagreen, CSS value lightskyblue, CSS value lightslategray, CSS value lightslategrey, CSS value lightsteelblue, CSS value lightyellow, CSS value lime, CSS value limegreen, CSS value linen, CSS value magenta, CSS value maroon, CSS value mediumaquamarine, CSS value mediumblue, CSS value mediumorchid, CSS value mediumpurple, CSS value mediumseagreen, CSS value mediumslateblue, CSS value mediumspringgreen, CSS value mediumturquoise, CSS value mediumvioletred, CSS value midnightblue, CSS value mintcream, CSS value mistyrose, CSS value moccasin, CSS value navajowhite, CSS value navy, CSS value oldlace, CSS value olive, CSS value olivedrab, CSS value orange, CSS value orangered, CSS value orchid, CSS value palegoldenrod, CSS value palegreen, CSS value paleturquoise, CSS value palevioletred, CSS value papayawhip, CSS value peachpuff, CSS value peru, CSS value pink, CSS value plum, CSS value powderblue, CSS value purple, CSS value rebeccapurple, CSS value red, CSS value rosybrown, CSS value royalblue, CSS value saddlebrown, CSS value salmon, CSS value sandybrown, CSS value seagreen, CSS value seashell, CSS value sienna, CSS value silver, CSS value skyblue, CSS value slateblue, CSS value slategray, CSS value slategrey, CSS value snow, CSS value springgreen, CSS value steelblue, CSS value tan, CSS value teal, CSS value thistle, CSS value tomato, CSS value turquoise, CSS value violet, CSS value wheat, CSS value white, CSS value whitesmoke, CSS value yellow, CSS value yellowgreen
NamedCurve (WebIDL type alias) §: Defined in Web Cryptography API; see also WebIDLPedia
EcKeyAlgorithm.namedCurve (WebIDL dictionary member) §: Defined in Web Cryptography API
EcKeyGenParams.namedCurve (WebIDL dictionary member) §: Defined in Web Cryptography API
EcKeyImportParams.namedCurve (WebIDL dictionary member) §: Defined in Web Cryptography API
NamedFlow (WebIDL interface) §: Defined in CSS Regions 1; Related terms: NamedFlow.firstEmptyRegionIndex, NamedFlow.name, NamedFlow.overset, NamedFlow.getContent(), NamedFlow.getRegions(), NamedFlow.getRegionsByContent(), NamedFlow.getRegionsByContent(node); see also WebIDLPedia
NamedFlowMap (WebIDL interface) §: Defined in CSS Regions 1; Related terms: NamedFlowMap.delete(), NamedFlowMap.get(), NamedFlowMap.has(), NamedFlowMap.set(); see also WebIDLPedia
Document.namedFlows (WebIDL attribute) §: Defined in CSS Regions 1
HTMLCollection.namedItem(key) (WebIDL operation) §: Defined in DOM
HTMLAllCollection.namedItem(name) (WebIDL operation) §: Defined in HTML
HTMLCollection.namedItem(name) (WebIDL operation) §: Defined in DOM; Referenced in HTML
HTMLFormControlsCollection.namedItem(name) (WebIDL operation) §: Defined in HTML
HTMLSelectElement.namedItem(name) (WebIDL operation) §: Defined in HTML
MimeTypeArray.namedItem(name) (WebIDL operation) §: Defined in HTML
Plugin.namedItem(name) (WebIDL operation) §: Defined in HTML
PluginArray.namedItem(name) (WebIDL operation) §: Defined in HTML
NamedNodeMap (WebIDL interface) §: Defined in DOM; Related terms: concept attribute list, concept element, NamedNodeMap.length, NamedNodeMap.getNamedItem(qualifiedName), NamedNodeMap.getNamedItemNS(namespace, localName), NamedNodeMap.item(index), NamedNodeMap.removeNamedItem(qualifiedName), NamedNodeMap.removeNamedItemNS(namespace, localName), NamedNodeMap.setNamedItem(attr), NamedNodeMap.setNamedItemNS(attr); see also WebIDLPedia
NameList (WebIDL interface) §: Defined in DOM; see also WebIDLPedia
CSSLayerStatementRule.nameList (WebIDL attribute) §: Defined in CSS Cascading 5
BluetoothLEScanFilter.namePrefix (WebIDL attribute) §: Defined in Web Bluetooth Scanning
BluetoothLEScanFilterInit.namePrefix (WebIDL dictionary member) §: Defined in Web Bluetooth
@namespace (CSS @rule) §: Defined in CSS Namespaces 3; Referenced in CSS Snapshot 2022, CSS Snapshot 2023, CSS Cascading 3, CSS Cascading 4, CSS Cascading 5, CSS Conditional 3, Selectors 4
namespace (concept for Element ) §: Defined in DOM; Referenced in Fullscreen API, HTML, execCommand, HTML Sanitizer API
namespace (concept for Attr ) §: Defined in DOM; Referenced in HTML Sanitizer API, Trusted Types
namespace (concept) §: Defined in Web IDL; Referenced in Isolated Contexts
SanitizerAttributeNamespace.namespace (WebIDL dictionary member) §: Defined in HTML Sanitizer API
SanitizerElementNamespace.namespace (WebIDL dictionary member) §: Defined in HTML Sanitizer API
namespace member (concept) §: Defined in Web IDL; Referenced in Isolated Contexts
namespace object (concept) §: Defined in Web IDL; Referenced in Console, 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: Type Reflection, WebAssembly JavaScript Interface
namespace prefix (concept for Element ) §: Defined in DOM; Referenced in HTML
namespace prefix (concept for Attr ) §: Defined in DOM
namespace prefix (concept) §: Defined in CSS Namespaces 3; Referenced in CSS Snapshot 2022, CSS Snapshot 2023, CSS Conditional 3, CSSOM
DOMException.NAMESPACE_ERR (WebIDL constant) §: Defined in Web IDL
CSSRule.NAMESPACE_RULE (WebIDL constant) §: Defined in CSSOM
<namespace-attr> (CSS type) §: Defined in Non-element Selectors 1
<namespace-prefix> (CSS type) §: Defined in CSS Namespaces 3
NamespaceError (exception) §: Defined in Web IDL; Referenced in DOM
Attr.namespaceURI (WebIDL attribute) §: Defined in DOM
CSSNamespaceRule.namespaceURI (WebIDL attribute) §: Defined in CSSOM
Element.namespaceURI (WebIDL attribute) §: Defined in DOM; Referenced in WebVTT: The Web Video Text Tracks Format
NaN (concept for CSS ) §: Defined in CSS Values 4
globalThis.NaN (WebIDL attribute) §: Defined in ECMAScript
Number.NaN (WebIDL attribute) §: Defined in ECMAScript
NaN (CSS value for calc() ) §: Defined in CSS Values 4; Referenced in CSS Color 4, Geometry Interfaces 1
narrow (CSS value for text-emphasis-skip ) §: Defined in CSS Text Decoration 4
"native" (value for EndingType WebIDL enumeration) §: Defined in File API
native appearance (concept) §: Defined in CSS User Interface 4
NativeError prototype object (concept for ECMAScript ) §: Defined in ECMAScript
NativeError(message, options) (algorithm) §: Defined in ECMAScript
XRWebGLBinding.nativeProjectionScaleFactor (WebIDL attribute) §: Defined in WebXR Layers API 1
"natural" (value for OrientationLockType WebIDL enumeration) §: Defined in Screen Orientation
natural aspect ratio (concept) §: Defined in CSS Images 3; Referenced in CSS Images 5, CSS Snapshot 2022, CSS Snapshot 2023, CSS Backgrounds 3, CSS Containment 1, CSS Containment 2, CSS Sizing 3, CSS Sizing 4, CSS User Interface 4
natural dimension (concept) §: Defined in CSS Images 3; Referenced in CSS Display 4, CSS Snapshot 2022, CSS Snapshot 2023, CSS Backgrounds 3, CSS Containment 1, CSS Containment 2, CSS Generated Content 3, CSS Grid Layout 1, CSS Painting API 1, CSS Sizing 3, CSS Sizing 4, CSS View Transitions 1, WebCodecs
natural dimensions of a cross-fade() (concept) §: Defined in CSS Images 4
natural height (concept) §: Defined in CSS Images 3; Referenced in CSS Images 5, CSS Snapshot 2022, CSS Snapshot 2023, CSS Backgrounds 3, CSS Containment 1, CSS Containment 2, CSS Sizing 4, Largest Contentful Paint, WebCodecs
Natural Language (concept) §: Defined in Internationalization Glossary
natural resolution (concept for of ) §: Defined in CSS Images 4
natural size (concept) §: Defined in CSS Images 3; Referenced in CSS Images 5, CSS Snapshot 2022, CSS Snapshot 2023, CSS Backgrounds 3, CSS Grid Layout 1, CSS Grid Layout 2, CSS Sizing 3, CSS Sizing 4, CSS User Interface 4, CSS View Transitions 1
natural width (concept) §: Defined in CSS Images 3; Referenced in CSS Images 5, CSS Snapshot 2022, CSS Snapshot 2023, CSS Backgrounds 3, CSS Sizing 4, Largest Contentful Paint, WebCodecs
HTMLImageElement.naturalHeight (WebIDL attribute) §: Defined in HTML; Referenced in Element Timing API, WebGPU
PerformanceElementTiming.naturalHeight (WebIDL attribute) §: Defined in Element Timing API
HTMLImageElement.naturalWidth (WebIDL attribute) §: Defined in HTML; Referenced in Element Timing API, WebGPU
PerformanceElementTiming.naturalWidth (WebIDL attribute) §: Defined in Element Timing API
nav (markup element) §: Defined in HTML; Referenced in EPUB 3.3, HTML Accessibility API Mappings 1.0, ARIA in HTML, Publication Manifest, WAI-ARIA, WAI-ARIA
nav-controls (CSS descriptor for @media ) §: Defined in Media Queries 5; Related terms: CSS value back, CSS value none
nav-down (CSS property) §: Defined in CSS User Interface 4; Referenced in CSS Typed OM 1
nav-left (CSS property) §: Defined in CSS User Interface 4; Referenced in CSS Typed OM 1
nav-right (CSS property) §: Defined in CSS User Interface 4; Referenced in CSS Typed OM 1
nav-up (CSS property) §: Defined in CSS User Interface 4; Referenced in CSS Typed OM 1
navajowhite (concept) §: Defined in CSS Color 3; Referenced in CSS Snapshot 2022, CSS Snapshot 2023
navajowhite (CSS value for <color>, <named-color> type ) §: Defined in CSS Color 4
navbeforefocus (event for NavigationEvent ) §: Defined in CSS Spatial Navigation 1
navigable (concept for Window ) §: Defined in HTML; Referenced in Topics API, Web Bluetooth, Document Picture-in-Picture, Fenced Frame, Prerendering Revamped, Compute Pressure 1, Contact Picker API, Federated Credential Management API, Generic Sensor API, Device Orientation and Motion
navigable (concept) §: Defined in HTML; Referenced in Fullscreen API, Navigational-Tracking Mitigations, Web Bluetooth, Fenced Frame, Prefetch, Prerendering Revamped, Shared Storage API, Content Security Policy 3, Device Posture API, Generic Sensor API, Media Capture and Streams, Media Session, Mixed Content, Navigation Timing 2, Device Orientation and Motion, Permissions Policy, Service Workers, WebDriver; Related terms: concept active browsing context, concept active document, concept active window, concept container, concept container document, concept parent, concept top-level traversable, concept traversable navigable
navigable container (concept) §: Defined in HTML; Referenced in Fenced Frame, Prefetch, Permissions Policy; Related terms: concept content navigable
navigable event map (concept for event ) §: Defined in WebDriver BiDi
navigable id (concept) §: Defined in WebDriver BiDi; Referenced in Web Bluetooth
"navigate" (value for RequestMode WebIDL enumeration) §: Defined in Fetch
navigate (concept) §: Defined in HTML; Referenced in Fetch, Navigational-Tracking Mitigations, Web Share Target API, WebDriver BiDi, Web Bluetooth, Iframe credentialless, Attribution Reporting, Content Index, Document Picture-in-Picture, Fenced Frame, Manifest Incubations, Prerendering Revamped, Portals, URL Fragment Text Directives, Shared Storage API, Web App Launch Handler API, Web Application Manifest, Content Security Policy: Embedded Enforcement, Geolocation, High Resolution Time, Navigation Timing 2, Payment Handler API, Permissions, Presentation API, Service Workers, WebDriver; Related terms: concept documentResource, concept exceptionsEnabled, concept formDataEntryList, concept historyHandling, concept navigationAPIState, concept response
navigate (event for Navigation ) §: Defined in HTML
"navigate" (value for NavigationTimingType WebIDL enumeration) §: Defined in Navigation Timing 2; Referenced in HTML
navigate(dir) (WebIDL operation for Window ) §: Defined in CSS Spatial Navigation 1
Navigation.navigate(url, options) (WebIDL operation) §: Defined in HTML
WindowClient.navigate(url) (WebIDL operation) §: Defined in Service Workers
navigateerror (event for Navigation ) §: Defined in HTML
NavigateEvent (WebIDL interface) §: Defined in HTML; Related terms: NavigateEvent.canIntercept, NavigateEvent.destination, NavigateEvent.downloadRequest, NavigateEvent.formData, NavigateEvent.hashChange, NavigateEvent.hasUAVisualTransition, NavigateEvent.info, NavigateEvent.navigationType, NavigateEvent.signal, NavigateEvent.userInitiated, NavigateEvent.intercept(options), NavigateEvent.scroll(); see also WebIDLPedia
NavigateEventInit (WebIDL dictionary) §: Defined in HTML; Related terms: NavigateEventInit.canIntercept, NavigateEventInit.destination, NavigateEventInit.downloadRequest, NavigateEventInit.formData, NavigateEventInit.hashChange, NavigateEventInit.hasUAVisualTransition, NavigateEventInit.info, NavigateEventInit.navigationType, NavigateEventInit.signal, NavigateEventInit.userInitiated; see also WebIDLPedia
navigatesuccess (event for Navigation ) §: Defined in HTML
navigating (concept) §: Defined in HTML; Referenced in Fetch, Manifest Incubations
Navigation (WebIDL interface) §: Defined in HTML; Related terms: Navigation.activation, Navigation.canGoBack, Navigation.canGoForward, Navigation.currentEntry, Navigation.oncurrententrychange, Navigation.onnavigate, Navigation.onnavigateerror, Navigation.onnavigatesuccess, Navigation.transition, event currententrychange, event navigate, event navigateerror, event navigatesuccess, Navigation.back(options), Navigation.entries(), Navigation.forward(options), Navigation.navigate(url, options), Navigation.reload(options), Navigation.traverseTo(key, options), Navigation.updateCurrentEntry(options); see also WebIDLPedia
navigation (CSS descriptor for @view-transition ) §: Defined in CSS View Transitions 2; Related terms: CSS value auto, CSS value none
CSSViewTransitionRule.navigation (WebIDL attribute) §: Defined in CSS View Transitions 2
Performance.navigation (WebIDL attribute) §: Defined in Navigation Timing 2
Window.navigation (WebIDL attribute) §: Defined in HTML
navigation can trigger a cross-document view-transition? (concept) §: Defined in CSS View Transitions 2
navigation preload enabled flag (concept for service worker registration ) §: Defined in Service Workers
navigation preload header value (concept for service worker registration ) §: Defined in Service Workers
navigation request (concept) §: Defined in Fetch; Referenced in HTML, Attribution Reporting, Client Hints Infrastructure, Fenced Frame, Content Security Policy: Embedded Enforcement, Fetch Metadata, Mixed Content, Resource Timing, Service Workers, Upgrade Insecure Requests
navigation response check (concept for directive ) §: Defined in Content Security Policy 3
navigation scope (concept for manifest ) §: Defined in Web Application Manifest
navigation start time (concept for document load timing info ) §: Defined in HTML
navigation-canceled (concept) §: Defined in HTML
navigation-credentialless (concept) §: Defined in Iframe credentialless
NavigationActivation (WebIDL interface) §: Defined in HTML; Related terms: NavigationActivation.entry, NavigationActivation.from, NavigationActivation.navigationType; see also WebIDLPedia
navigationAPIState (concept for navigate ) §: Defined in HTML
NavigationCurrentEntryChangeEvent (WebIDL interface) §: Defined in HTML; Related terms: NavigationCurrentEntryChangeEvent.from, NavigationCurrentEntryChangeEvent.navigationType; see also WebIDLPedia
NavigationCurrentEntryChangeEventInit (WebIDL dictionary) §: Defined in HTML; Related terms: NavigationCurrentEntryChangeEventInit.from, NavigationCurrentEntryChangeEventInit.navigationType; see also WebIDLPedia
NavigationDestination (WebIDL interface) §: Defined in HTML; Related terms: NavigationDestination.getState(), NavigationDestination.id, NavigationDestination.index, NavigationDestination.key, NavigationDestination.sameDocument, NavigationDestination.url; see also WebIDLPedia
NavigationEvent (WebIDL interface) §: Defined in CSS Spatial Navigation 1; Related terms: NavigationEvent.dir, NavigationEvent.relatedTarget, new NavigationEvent(type, eventInitDict), event navbeforefocus, event navnotarget; see also WebIDLPedia
new NavigationEvent(type, eventInitDict) (WebIDL constructor) §: Defined in CSS Spatial Navigation 1
NavigationEventInit (WebIDL dictionary) §: Defined in CSS Spatial Navigation 1; Related terms: NavigationEventInit.dir, NavigationEventInit.relatedTarget; see also WebIDLPedia
NavigationFocusReset (WebIDL enumeration) §: Defined in HTML; Related terms: value after-transition, value manual; see also WebIDLPedia
NavigationHistoryBehavior (WebIDL enumeration) §: Defined in HTML; Related terms: value auto, value push, value replace; see also WebIDLPedia
NavigationHistoryEntry (WebIDL interface) §: Defined in HTML; Related terms: NavigationHistoryEntry.id, NavigationHistoryEntry.index, NavigationHistoryEntry.key, NavigationHistoryEntry.ondispose, NavigationHistoryEntry.sameDocument, NavigationHistoryEntry.url, event dispose, NavigationHistoryEntry.getState(); see also WebIDLPedia
PerformanceEntry.navigationId (WebIDL attribute) §: Defined in Performance Timeline
NavigationInterceptHandler (WebIDL callback) §: Defined in HTML
NavigationInterceptOptions (WebIDL dictionary) §: Defined in HTML; Related terms: NavigationInterceptOptions.focusReset, NavigationInterceptOptions.handler, NavigationInterceptOptions.scroll; see also WebIDLPedia
NavigationNavigateOptions (WebIDL dictionary) §: Defined in HTML; Related terms: NavigationNavigateOptions.history, NavigationNavigateOptions.state; see also WebIDLPedia
NavigationOptions (WebIDL dictionary) §: Defined in HTML; Related terms: NavigationOptions.info; see also WebIDLPedia
ServiceWorkerRegistration.navigationPreload (WebIDL attribute) §: Defined in Service Workers; Referenced in Loading Signed Exchanges
NavigationPreloadManager (concept for service worker registration ) §: Defined in Service Workers
NavigationPreloadManager (WebIDL interface) §: Defined in Service Workers; Related terms: NavigationPreloadManager.disable(), NavigationPreloadManager.enable(), NavigationPreloadManager.getState(), NavigationPreloadManager.setHeaderValue(value); see also WebIDLPedia
NavigationPreloadState (WebIDL dictionary) §: Defined in Service Workers; Related terms: NavigationPreloadState.enabled, NavigationPreloadState.headerValue; see also WebIDLPedia
NavigationReloadOptions (WebIDL dictionary) §: Defined in HTML; see also WebIDLPedia
NavigationResult (WebIDL dictionary) §: Defined in HTML; Related terms: NavigationResult.committed, NavigationResult.finished; see also WebIDLPedia
NavigationScrollBehavior (WebIDL enumeration) §: Defined in HTML; Related terms: value after-transition, value manual; see also WebIDLPedia
PerformanceTiming.navigationStart (WebIDL attribute) §: Defined in Navigation Timing 2
NavigationTimingType (WebIDL enumeration) §: Defined in Navigation Timing 2; Referenced in HTML, Prefetch; Related terms: value back_forward, value navigate, value prerender, value reload; see also WebIDLPedia
NavigationTransition (WebIDL interface) §: Defined in HTML; Related terms: NavigationTransition.finished, NavigationTransition.from, NavigationTransition.navigationType; see also WebIDLPedia
NavigationType (WebIDL enumeration) §: Defined in HTML; Referenced in CSS View Transitions 2; Related terms: value push, value reload, value replace, value traverse; see also WebIDLPedia
NavigateEvent.navigationType (WebIDL attribute) §: Defined in HTML
NavigateEventInit.navigationType (WebIDL dictionary member) §: Defined in HTML
NavigationActivation.navigationType (WebIDL attribute) §: Defined in HTML
NavigationCurrentEntryChangeEvent.navigationType (WebIDL attribute) §: Defined in HTML
NavigationCurrentEntryChangeEventInit.navigationType (WebIDL dictionary member) §: Defined in HTML
NavigationTransition.navigationType (WebIDL attribute) §: Defined in HTML
FullscreenOptions.navigationUI (WebIDL dictionary member) §: Defined in Fullscreen API
NavigationUpdateCurrentEntryOptions (WebIDL dictionary) §: Defined in HTML; Related terms: NavigationUpdateCurrentEntryOptions.state; see also WebIDLPedia
Navigator (WebIDL interface) §: Defined in HTML; Referenced in GPC, Extending Storage Access API to non-cookie storage, Storage, Web Share Target API, Web Bluetooth, Fenced Frame, Get Installed Related Apps API, Handwriting Recognition API, Ink API, Keyboard Lock, Keyboard Map, Web Serial API, Storage Buckets API, Protected Audience, User-Agent Client Hints, Web Preferences API, Web Smart Card API, Managed Configuration API, WebHID API, WebUSB API, Audio Session, Autoplay Policy Detection, Badging API, Battery Status API, Beacon, Clipboard API and events, Contact Picker API, Credential Management 1, Device Memory, Device Posture API, EPUB Reading Systems 3.3, Gamepad, Geolocation, Media Capabilities, Media Capture and Streams, Media Queries 5, Media Session, Permissions, Pointer Events, Presentation API, Screen Wake Lock API, Service Workers, Vibration API, VirtualKeyboard API, Web Locks API, Web Share API, WebDriver, WebGPU, Web Neural Network API, WebXR Device API; Related terms: Navigator.audioSession, Navigator.bluetooth, Navigator.clipboard, Navigator.contacts, Navigator.credentials, Navigator.deprecatedRunAdAuctionEnforcesKAnonymity, Navigator.devicePosture, Navigator.doNotTrack, Navigator.epubReadingSystem, Navigator.geolocation, Navigator.hid, Navigator.ink, Navigator.keyboard, Navigator.managed, Navigator.maxTouchPoints, Navigator.mediaCapabilities, Navigator.mediaDevices, Navigator.mediaSession, Navigator.permissions, undefinedpreferences, Navigator.presentation, Navigator.protectedAudience, Navigator.scheduling, Navigator.serial, undefinedserviceWorker, Navigator.smartCard, Navigator.usb, Navigator.userActivation, Navigator.virtualKeyboard, Navigator.wakeLock, Navigator.windowControlsOverlay, Navigator.xr, Navigator.adAuctionComponents(numAdComponents), Navigator.canLoadAdAuctionFencedFrame(), Navigator.canShare(), Navigator.clearOriginJoinedAdInterestGroups(owner, interestGroupsToKeep), Navigator.createAuctionNonce(), Navigator.createHandwritingRecognizer(constraint), Navigator.deprecatedReplaceInURN(urnOrConfig, replacements), Navigator.deprecatedURNtoURL(urnOrConfig, send_reports), Navigator.getAutoplayPolicy(context), Navigator.getAutoplayPolicy(element), Navigator.getAutoplayPolicy(type), Navigator.getBattery(), Navigator.getGamepads(), Navigator.getInstalledRelatedApps(), Navigator.getInterestGroupAdAuctionData(config), Navigator.getInterestGroupAdAuctionData(configIDL), Navigator.getUserMedia(), Navigator.joinAdInterestGroup(group), Navigator.leaveAdInterestGroup(group), Navigator.queryHandwritingRecognizer(constraint), Navigator.removeTrackingException(), Navigator.requestMediaKeySystemAccess(), Navigator.requestMIDIAccess(), Navigator.runAdAuction(config), Navigator.sendBeacon(), Navigator.share(), Navigator.storeTrackingException(), Navigator.trackingExceptionExists(), Navigator.updateAdInterestGroups(), Navigator.vibrate(); see also WebIDLPedia
Window.navigator (WebIDL attribute) §: Defined in HTML; Referenced in Fenced Frame, Protected Audience, WebXR Device API
WorkerGlobalScope.navigator (WebIDL attribute) §: Defined in HTML
NavigatorConcurrentHardware.navigator.hardwareConcurrency (WebIDL attribute) §: Defined in HTML
NavigatorAutomationInformation (WebIDL interface) §: Defined in WebDriver; Related terms: NavigatorAutomationInformation.webdriver; see also WebIDLPedia
NavigatorBadge (WebIDL interface) §: Defined in Badging API; Related terms: NavigatorBadge.clearAppBadge(), NavigatorBadge.setAppBadge(); see also WebIDLPedia
NavigatorConcurrentHardware (WebIDL interface) §: Defined in HTML; Related terms: NavigatorConcurrentHardware.navigator.hardwareConcurrency; see also WebIDLPedia
NavigatorContentUtils (WebIDL interface) §: Defined in HTML; Related terms: NavigatorContentUtils.registerProtocolHandler(scheme, url), NavigatorContentUtils.unregisterProtocolHandler(scheme, url); see also WebIDLPedia
NavigatorCookies (WebIDL interface) §: Defined in HTML; Related terms: NavigatorCookies.cookieEnabled; see also WebIDLPedia
NavigatorDeviceMemory (WebIDL interface) §: Defined in Device Memory; Related terms: NavigatorDeviceMemory.deviceMemory; see also WebIDLPedia
NavigatorGPU (WebIDL interface) §: Defined in WebGPU; Related terms: NavigatorGPU.gpu; see also WebIDLPedia
NavigatorID (WebIDL interface) §: Defined in HTML; Related terms: NavigatorID.appCodeName, NavigatorID.appName, NavigatorID.appVersion, NavigatorID.oscpu, NavigatorID.platform, NavigatorID.product, NavigatorID.productSub, NavigatorID.userAgent, NavigatorID.vendor, NavigatorID.vendorSub, NavigatorID.taintEnabled(); see also WebIDLPedia
NavigatorLanguage (WebIDL interface) §: Defined in HTML; Related terms: NavigatorLanguage.language, NavigatorLanguage.languages; see also WebIDLPedia
NavigatorLocks (WebIDL interface) §: Defined in Web Locks API; Related terms: NavigatorLocks.locks; see also WebIDLPedia
NavigatorManagedData (WebIDL interface) §: Defined in Device Attributes API , Managed Configuration API; Related terms: NavigatorManagedData.onmanagedconfigurationchange, NavigatorManagedData.getAnnotatedAssetId(), NavigatorManagedData.getAnnotatedLocation(), NavigatorManagedData.getDirectoryId(), NavigatorManagedData.getHostname(), NavigatorManagedData.getManagedConfiguration(keys), NavigatorManagedData.getSerialNumber(); see also WebIDLPedia
NavigatorML (WebIDL interface) §: Defined in Web Neural Network API; Related terms: NavigatorML.ml; see also WebIDLPedia
NavigatorNetworkInformation (WebIDL interface) §: Defined in Network Information API; Related terms: NavigatorNetworkInformation.connection; see also WebIDLPedia
NavigatorOnLine (WebIDL interface) §: Defined in HTML; Related terms: NavigatorOnLine.onLine; see also WebIDLPedia
NavigatorPlugins (WebIDL interface) §: Defined in HTML; Related terms: NavigatorPlugins.mimeTypes, NavigatorPlugins.pdfViewerEnabled, NavigatorPlugins.plugins, NavigatorPlugins.javaEnabled(); see also WebIDLPedia
NavigatorStorage (WebIDL interface) §: Defined in Storage; Related terms: NavigatorStorage.storage; see also WebIDLPedia
NavigatorStorageBuckets (WebIDL interface) §: Defined in Storage Buckets API; Related terms: NavigatorStorageBuckets.storageBuckets; see also WebIDLPedia
NavigatorUA (WebIDL interface) §: Defined in User-Agent Client Hints; Related terms: NavigatorUA.userAgentData, NavigatorUA.getHighEntropyValues(hints), NavigatorUA.toJSON(); see also WebIDLPedia
NavigatorUABrandVersion (WebIDL dictionary) §: Defined in User-Agent Client Hints; Related terms: NavigatorUABrandVersion.brand, NavigatorUABrandVersion.version; see also WebIDLPedia
NavigatorUAData (WebIDL interface) §: Defined in User-Agent Client Hints; Related terms: NavigatorUAData.brands, NavigatorUAData.mobile, NavigatorUAData.platform, NavigatorUAData.getHighEntropyValues(hints), NavigatorUAData.toJSON(); see also WebIDLPedia
NavigatorUserMediaErrorCallback (WebIDL callback) §: Defined in Media Capture and Streams
NavigatorUserMediaSuccessCallback (WebIDL callback) §: Defined in Media Capture and Streams
navnotarget (event for NavigationEvent ) §: Defined in CSS Spatial Navigation 1
navy (concept) §: Defined in CSS Color 3; Referenced in CSS Snapshot 2022, CSS Snapshot 2023
navy (CSS value for <color>, <named-color> type ) §: Defined in CSS Color 4 , CSS 2.2
"nchw" (value for MLInputOperandLayout WebIDL enumeration) §: Defined in Web Neural Network API
<ndash-dimension> (CSS type) §: Defined in CSS Syntax 3
<ndashdigit-dimension> (CSS type) §: Defined in CSS Syntax 3
<ndashdigit-ident> (CSS type) §: Defined in CSS Syntax 3
NDEFMakeReadOnlyOptions (WebIDL dictionary) §: Defined in Web NFC API; Related terms: NDEFMakeReadOnlyOptions.signal; see also WebIDLPedia
NDEFMessage (WebIDL interface) §: Defined in Web NFC API; Related terms: NDEFMessage.records, WebIDL constructor constructor(); see also WebIDLPedia
NDEFMessageInit (WebIDL dictionary) §: Defined in Web NFC API; Related terms: NDEFMessageInit.records; see also WebIDLPedia
NDEFMessageSource (WebIDL type alias) §: Defined in Web NFC API; see also WebIDLPedia
NDEFReader (WebIDL interface) §: Defined in Web NFC API; Related terms: NDEFReader.onreading, NDEFReader.onreadingerror, WebIDL constructor constructor(), NDEFReader.makeReadOnly(), NDEFReader.scan(), NDEFReader.write(); see also WebIDLPedia
NDEFReadingEvent (WebIDL interface) §: Defined in Web NFC API; Related terms: NDEFReadingEvent.message, NDEFReadingEvent.serialNumber, WebIDL constructor constructor(); see also WebIDLPedia
NDEFReadingEventInit (WebIDL dictionary) §: Defined in Web NFC API; Related terms: NDEFReadingEventInit.message, NDEFReadingEventInit.serialNumber; see also WebIDLPedia
NDEFRecord (WebIDL interface) §: Defined in Web NFC API; Related terms: NDEFRecord.data, NDEFRecord.encoding, NDEFRecord.id, NDEFRecord.lang, NDEFRecord.mediaType, NDEFRecord.recordType, WebIDL constructor constructor(), NDEFRecord.toRecords(); see also WebIDLPedia
NDEFRecordInit (WebIDL dictionary) §: Defined in Web NFC API; Related terms: NDEFRecordInit.data, NDEFRecordInit.encoding, NDEFRecordInit.id, NDEFRecordInit.lang, NDEFRecordInit.mediaType, NDEFRecordInit.recordType; see also WebIDLPedia
NDEFScanOptions (WebIDL dictionary) §: Defined in Web NFC API; Related terms: NDEFScanOptions.signal; see also WebIDLPedia
NDEFWriteOptions (WebIDL dictionary) §: Defined in Web NFC API; Related terms: NDEFWriteOptions.overwrite, NDEFWriteOptions.signal; see also WebIDLPedia
ne-resize (CSS value for cursor ) §: Defined in CSS User Interface 3 , CSS User Interface 4 , CSS 2.2; Referenced in CSS Snapshot 2022, CSS Snapshot 2023
ProximitySensor.near (WebIDL attribute) §: Defined in Proximity Sensor
nearest (CSS value for block-step-align ) §: Defined in CSS Rhythmic Sizing
nearest (CSS value for <rounding-strategy> ) §: Defined in CSS Values 4
nearest (CSS value for view-transition-group ) §: Defined in CSS View Transitions 2
"nearest" (value for ScrollLogicalPosition WebIDL enumeration) §: Defined in CSSOM View
nearest (CSS value for scroll(), scroll-timeline-axis property, view-timeline-axis property ) §: Defined in Scroll-driven Animations
"nearest" (value for GPUMipmapFilterMode WebIDL enumeration) §: Defined in WebGPU
"nearest" (value for GPUFilterMode WebIDL enumeration) §: Defined in WebGPU
nearest scrollport (concept) §: Defined in CSS Overflow 3; Referenced in CSS Positioned Layout 3
"nearest-neighbor" (value for MLInterpolationMode WebIDL enumeration) §: Defined in Web Neural Network API
XRMetadata.nearMesh (WebIDL dictionary member) §: Defined in WebXR Meshing API 1
need more data (concept for ReadableStream ) §: Defined in Streams; Referenced in Loading Signed Exchanges
XRCompositionLayer.needsRedraw (WebIDL attribute) §: Defined in WebXR Layers API 1
MLOpSupportLimits.neg (WebIDL dictionary member) §: Defined in Web Neural Network API
MLGraphBuilder.neg(input, options) (WebIDL operation) §: Defined in Web Neural Network API
"negate" (value for CSSMathOperator WebIDL enumeration) §: Defined in CSS Typed OM 1
negate a CSSNumericValue (concept for CSSMath ) §: Defined in CSS Typed OM 1
negative (CSS descriptor for @counter-style ) §: Defined in CSS Counter Styles 3
CSSCounterStyleRule.negative (WebIDL attribute) §: Defined in CSS Counter Styles 3
negative scrollable overflow region (concept) §: Defined in CSS Overflow 3; Referenced in CSS Conditional 5
Number.NEGATIVE_INFINITY (WebIDL attribute) §: Defined in ECMAScript
"negotiable" (value for SmartCardConnectionState WebIDL enumeration) §: Defined in Web Smart Card API
RTCDataChannel.negotiated (WebIDL attribute) §: Defined in WebRTC 1.0
RTCDataChannelInit.negotiated (WebIDL dictionary member) §: Defined in WebRTC 1.0
negotiationneeded (event for RTCPeerConnection ) §: Defined in WebRTC 1.0
NEL policies (concept) §: Defined in Network Error Logging; Referenced in Loading Signed Exchanges
"nested" (value for FrameType WebIDL enumeration) §: Defined in Service Workers
nested configs (concept for fenced frame config ) §: Defined in Fenced Frame; Referenced in Protected Audience
nested configs (concept for fenced frame config instance ) §: Defined in Fenced Frame
nested declarations rule (concept) §: Defined in CSS Nesting; Referenced in CSS Cascading 6, CSS Syntax 3, CSSOM
nested group rules (concept) §: Defined in CSS Nesting; Referenced in CSS Functions and Mixins
nested style rule (concept) §: Defined in CSS Nesting
nesting selector (concept) §: Defined in CSS Nesting
nesw-resize (CSS value for cursor ) §: Defined in CSS User Interface 3 , CSS User Interface 4; Referenced in CSS Snapshot 2022, CSS Snapshot 2023
network (concept for modules ) §: Defined in WebDriver BiDi
"network" (value for SpeechRecognitionErrorCode WebIDL enumeration) §: Defined in Web Speech API
"network" (value for SpeechSynthesisErrorCode WebIDL enumeration) §: Defined in Web Speech API
"network" (value for EndOfStreamError WebIDL enumeration) §: Defined in Media Source Extensions™
"network" (value for RouterSourceEnum WebIDL enumeration) §: Defined in Service Workers
network error (concept) §: Defined in Fetch; Referenced in HTML, WebDriver BiDi, WebSockets, Background Fetch, Content Index, Fenced Frame, Isolated Contexts, Prefetch, Prerendering Revamped, Private Network Access, Shared Storage API, Private State Token API, Loading Signed Exchanges, Content Security Policy 3, CSSOM, Federated Credential Management API, File API, Payment Method Manifest, Service Workers, XMLHttpRequest
network partition key (concept) §: Defined in Fetch; Referenced in Iframe credentialless, Fenced Frame, Prefetch, Private Network Access, Network Error Logging
HTMLMediaElement.NETWORK_EMPTY (WebIDL constant) §: Defined in HTML; Referenced in Media Source Extensions™, Open Screen Protocol, WebCodecs
DOMException.NETWORK_ERR (WebIDL constant) §: Defined in Web IDL
HTMLMediaElement.NETWORK_IDLE (WebIDL constant) §: Defined in HTML
HTMLMediaElement.NETWORK_LOADING (WebIDL constant) §: Defined in HTML
HTMLMediaElement.NETWORK_NO_SOURCE (WebIDL constant) §: Defined in HTML
network.addIntercept (concept for [[commands]] ) §: Defined in WebDriver BiDi
network.continueRequest (concept for [[commands]] ) §: Defined in WebDriver BiDi
network.continueResponse (concept for [[commands]] ) §: Defined in WebDriver BiDi
network.continueWithAuth (concept for [[commands]] ) §: Defined in WebDriver BiDi
network.failRequest (concept for [[commands]] ) §: Defined in WebDriver BiDi
network.provideResponse (concept for [[commands]] ) §: Defined in WebDriver BiDi
network.removeIntercept (concept for [[commands]] ) §: Defined in WebDriver BiDi
network.setCacheBehavior (concept for [[commands]] ) §: Defined in WebDriver BiDi
NetworkError (exception) §: Defined in Web IDL; Referenced in HTML, Web NFC API, Web Bluetooth, Direct Sockets API, Web Serial API, WebHID API, WebUSB API, Writing Assistance APIs, Federated Credential Management API, Service Workers, XMLHttpRequest
NetworkInformation (WebIDL interface) §: Defined in Network Information API; Related terms: NetworkInformation.downlink, NetworkInformation.downlinkMax, NetworkInformation.effectiveType, NetworkInformation.onchange, NetworkInformation.rtt, NetworkInformation.type; see also WebIDLPedia
NetworkInformationSaveData (WebIDL interface for NetworkInformationSaveData ) §: Defined in Save Data API; Related terms: NetworkInformationSaveData.saveData, WebIDL interface NetworkInformationSaveData; see also WebIDLPedia
networking task source (concept) §: Defined in HTML; Referenced in Fetch, Navigational-Tracking Mitigations, The Storage Access API, Attribution Reporting, Background Fetch, Prefetch, Speculation Rules, Shared Storage API, Private State Token API, Loading Signed Exchanges, Federated Credential Management API, Push API, WebAssembly Web API, WebRTC 1.0, WebTransport
RTCRtpEncodingParameters.networkPriority (WebIDL dictionary member) §: Defined in WebRTC Priority Control API
HTMLMediaElement.networkState (WebIDL attribute) §: Defined in HTML; Referenced in Open Screen Protocol, WebCodecs
neutral (CSS value for voice-family ) §: Defined in CSS Speech 1; Referenced in CSS Snapshot 2022, CSS Snapshot 2023
"@never" (value for JsonLdEmbed WebIDL enumeration) §: Defined in JSON-LD 1.1 Framing
never (CSS value for speak ) §: Defined in CSS Speech 1; Referenced in CSS Snapshot 2022, CSS Snapshot 2023
"never" (value for RedEyeReduction WebIDL enumeration) §: Defined in MediaStream Image Capture
"never" (value for CursorCaptureConstraint WebIDL enumeration) §: Defined in Screen Capture
"never" (value for GPUCompareFunction WebIDL enumeration) §: Defined in WebGPU
never-rendered element (concept) §: Defined in SVG 2; Referenced in CSS Masking 1
new (concept) §: Defined in Web IDL; Referenced in Compression, DOM, Encoding, Fetch, File System, HTML, Notifications API, Streams, URL Pattern, Gamepad Extensions, 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: Type Reflection, Direct Sockets API, Fenced Frame, Observable, Web Serial API, Web Smart Card API, WebHID API, Loading Signed Exchanges, WebUSB API, Writing Assistance APIs, Battery Status API, Clipboard API and events, Content Security Policy 3, File API, Gamepad, Device Orientation and Motion, Paint Timing, Service Workers, WebAssembly JavaScript Interface, Web Neural Network API, WebTransport, WebXR Hand Input 1, WebXR Device API, WebXR Layers API 1, XMLHttpRequest
"new" (value for RTCIceGatheringState WebIDL enumeration) §: Defined in WebRTC 1.0
"new" (value for RTCPeerConnectionState WebIDL enumeration) §: Defined in WebRTC 1.0
"new" (value for RTCIceConnectionState WebIDL enumeration) §: Defined in WebRTC 1.0
"new" (value for RTCDtlsTransportState WebIDL enumeration) §: Defined in WebRTC 1.0
"new" (value for RTCIceGathererState WebIDL enumeration) §: Defined in WebRTC 1.0
"new" (value for RTCIceTransportState WebIDL enumeration) §: Defined in WebRTC 1.0
new adapter info (algorithm) §: Defined in WebGPU
new new ImageData(data, sw, sh, settings) (WebIDL constructor) §: Defined in HTML
new new ImageData(sw, sh, settings) (WebIDL constructor) §: Defined in HTML
new information about the user's intent (concept) §: Defined in Permissions; Referenced in Relinquishing Permissions
new-password (value for autocomplete attribute of button element, autocomplete attribute of fieldset element, autocomplete attribute of input element, autocomplete attribute of object element, autocomplete attribute of output element, autocomplete attribute of select element, autocomplete attribute of textarea element ) §: Defined in HTML
NewDeclarativeEnvironment (algorithm) §: Defined in ECMAScript; Referenced in ECMAScript Async Explicit Resource Management, ShadowRealm API
NewFunctionEnvironment (algorithm) §: Defined in ECMAScript
NewGlobalEnvironment (algorithm) §: Defined in ECMAScript
newline (concept) §: Defined in CSS Syntax 3; Referenced in CSS Snapshot 2022, CSS Snapshot 2023, CSS 2.2
NewModuleEnvironment (algorithm) §: Defined in ECMAScript; Referenced in ECMAScript Async Explicit Resource Management, JSON modules, Source Phase Imports
NewObject (WebIDL extended attribute) §: Defined in Web IDL; Referenced in DOM, Encoding, Fetch, Test Utils, Document Picture-in-Picture, Prioritized Task Scheduling, CSSOM, CSSOM View, File API, Geometry Interfaces 1, Indexed DB 3.0, Media Capabilities, Payment Request API, Picture-in-Picture, Service Workers, WebGPU, WebXR Device API
NewObjectEnvironment (algorithm) §: Defined in ECMAScript; Referenced in HTML
NewPrivateEnvironment (algorithm) §: Defined in ECMAScript; Referenced in ECMAScript Async Explicit Resource Management, ECMAScript Explicit Resource Management
NewPromiseCapability (algorithm) §: Defined in ECMAScript; Referenced in 2022, ECMAScript Async Explicit Resource Management, ECMAScript Explicit Resource Management, Import Attributes, JSON modules, Promise.try, ShadowRealm API, Source Phase Imports, Web IDL
NewPromiseReactionJob (algorithm) §: Defined in ECMAScript; Referenced in HTML
NewPromiseResolveThenableJob (algorithm) §: Defined in ECMAScript; Referenced in HTML
ToggleEvent.newState (WebIDL attribute) §: Defined in HTML
PushSubscriptionChangeEvent.newSubscription (WebIDL attribute) §: Defined in Push API
PushSubscriptionChangeEventInit.newSubscription (WebIDL dictionary member) §: Defined in Push API
HashChangeEvent.newURL (WebIDL attribute) §: Defined in HTML
StorageEvent.newValue (WebIDL attribute) §: Defined in HTML
SVGAngle.newValueSpecifiedUnits() (WebIDL operation) §: Defined in SVG 2
SVGLength.newValueSpecifiedUnits() (WebIDL operation) §: Defined in SVG 2
IDBVersionChangeEvent.newVersion (WebIDL attribute) §: Defined in Indexed DB 3.0
IDBVersionChangeEventInit.newVersion (WebIDL dictionary member) §: Defined in Indexed DB 3.0
next (CSS value for ::scroll-button(), <scroll-button-direction> type ) §: Defined in CSS Overflow 5
next (value for rel attribute of a, rel attribute of area element, rel attribute of form element, rel attribute of link element ) §: Defined in HTML
next (value for enterkeyhint attribute of html-global ) §: Defined in HTML
"next" (value for CaptureAction WebIDL enumeration) §: Defined in The Capture-Handle Actions Mechanism
"next" (value for IDBCursorDirection WebIDL enumeration) §: Defined in Indexed DB 3.0
ObservableInspector.next (WebIDL dictionary member) §: Defined in Observable
SubscriptionObserver.next (WebIDL dictionary member) §: Defined in Observable
next input code point (concept) §: Defined in CSS Syntax 3; Referenced in CSS Snapshot 2022, CSS Snapshot 2023, CSS Properties and Values API 1
next sibling (concept for tree ) §: Defined in DOM; Referenced in HTML, ContentEditable
next-sibling combinator (concept) §: Defined in Selectors 4
Subscriber.next(value) (WebIDL operation) §: Defined in Observable
NonDocumentTypeChildNode.nextElementSibling (WebIDL attribute) §: Defined in DOM
PerformanceResourceTiming.nextHopProtocol (WebIDL attribute) §: Defined in Resource Timing
nextid (markup element) §: Defined in HTML
NodeIterator.nextNode() (WebIDL operation) §: Defined in DOM
TreeWalker.nextNode() (WebIDL operation) §: Defined in DOM
AnimationEffect.nextSibling (WebIDL attribute) §: Defined in Web Animations 2
MutationRecord.nextSibling (WebIDL attribute) §: Defined in DOM
Node.nextSibling (WebIDL attribute) §: Defined in DOM; Referenced in execCommand
TreeWalker.nextSibling() (WebIDL operation) §: Defined in DOM
"nextslide" (value for MediaSessionAction WebIDL enumeration) §: Defined in Media Session
"nexttrack" (value for MediaSessionAction WebIDL enumeration) §: Defined in Media Session
"nextunique" (value for IDBCursorDirection WebIDL enumeration) §: Defined in Indexed DB 3.0
"nfc" (value for AuthenticatorTransport WebIDL enumeration) §: Defined in Web Authentication
"nhwc" (value for MLInputOperandLayout WebIDL enumeration) §: Defined in Web Neural Network API
nickname (value for autocomplete attribute of button element, autocomplete attribute of fieldset element, autocomplete attribute of input element, autocomplete attribute of object element, autocomplete attribute of output element, autocomplete attribute of select element, autocomplete attribute of textarea element ) §: Defined in HTML
no (value for translate attribute of html-global ) §: Defined in HTML
"no" (value for AICapabilityAvailability WebIDL enumeration) §: Defined in Writing Assistance APIs
no scheme state (concept for basic URL parser ) §: Defined in URL
no such client window (concept for [[errors]] ) §: Defined in WebDriver BiDi
no such handle (concept for [[errors]] ) §: Defined in WebDriver BiDi
no such history entry (concept for [[errors]] ) §: Defined in WebDriver BiDi
no such intercept (concept for [[errors]] ) §: Defined in WebDriver BiDi
no such node (concept for [[errors]] ) §: Defined in WebDriver BiDi
no such request (concept for [[errors]] ) §: Defined in WebDriver BiDi
no such script (concept for [[errors]] ) §: Defined in WebDriver BiDi
no such storage partition (concept for [[errors]] ) §: Defined in WebDriver BiDi
no such user context (concept for [[errors]] ) §: Defined in WebDriver BiDi
DOMException.NO_DATA_ALLOWED_ERR (WebIDL constant) §: Defined in Web IDL
DOMException.NO_MODIFICATION_ALLOWED_ERR (WebIDL constant) §: Defined in Web IDL
no-autospace (CSS value for text-autospace ) §: Defined in CSS Text 4
"no-cache" (value for RequestCache WebIDL enumeration) §: Defined in Fetch
no-clip (CSS value for mask-clip ) §: Defined in CSS Masking 1; Referenced in CSS Snapshot 2022, CSS Snapshot 2023
no-close-quote (CSS value for <content-list>, <quote> type, content property ) §: Defined in CSS Generated Content 3; Referenced in CSS Containment 2
no-close-quote (CSS value) §: Defined in CSS 2.1
no-close-quote (CSS value for content ) §: Defined in CSS 2.2
no-common-ligatures (CSS value for font-variant-ligatures ) §: Defined in CSS Fonts 4; Referenced in CSS Snapshot 2023
no-composite (markup attribute for feBlend ) §: Defined in Filter Effects 1
no-composite (value for no-composite ) §: Defined in Filter Effects 1
no-compress (CSS value for text-justify ) §: Defined in CSS Text 4
no-contextual (CSS value for font-variant-ligatures ) §: Defined in CSS Fonts 4; Referenced in CSS Snapshot 2023
"no-cors" (value for RequestMode WebIDL enumeration) §: Defined in Fetch; Referenced in Resource Timing
no-discretionary-ligatures (CSS value for font-variant-ligatures ) §: Defined in CSS Fonts 4; Referenced in CSS Snapshot 2023
no-drop (CSS value for cursor ) §: Defined in CSS User Interface 3 , CSS User Interface 4; Referenced in CSS Snapshot 2022, CSS Snapshot 2023
"no-focus-change" (value for CaptureStartFocusBehavior WebIDL enumeration) §: Defined in Screen Capture
no-historical-ligatures (CSS value for font-variant-ligatures ) §: Defined in CSS Fonts 4; Referenced in CSS Snapshot 2023
no-open-quote (CSS value for <content-list>, <quote> type, content property ) §: Defined in CSS Generated Content 3; Referenced in CSS Containment 2
no-open-quote (CSS value) §: Defined in CSS 2.1
no-open-quote (CSS value for content ) §: Defined in CSS 2.2
no-overflow (CSS value for position-visibility ) §: Defined in CSS Anchor Positioning
no-preference (CSS value for prefers-reduced-motion descriptor of @media @rule ) §: Defined in Media Queries 5
no-preference (CSS value for prefers-reduced-transparency descriptor of @media @rule ) §: Defined in Media Queries 5
no-preference (CSS value for prefers-contrast descriptor of @media @rule ) §: Defined in Media Queries 5
no-preference (CSS value for prefers-reduced-data descriptor of @media @rule ) §: Defined in Media Queries 5
"no-preference" (value for HardwareAcceleration WebIDL enumeration) §: Defined in WebCodecs
no-punctuation (CSS value for speak-as ) §: Defined in CSS Speech 1; Referenced in CSS Snapshot 2022, CSS Snapshot 2023
no-quirks mode (concept) §: Defined in DOM; Referenced in HTML, Quirks Mode
no-referrer (CSS value for <request-url-modifier> ) §: Defined in CSS Values 5
"no-referrer" (value for ReferrerPolicy WebIDL enumeration) §: Defined in Referrer Policy
no-referrer (concept) §: Defined in Referrer Policy; Referenced in HTML, Fenced Frame
no-referrer-when-downgrade (CSS value for <request-url-modifier> ) §: Defined in CSS Values 5
"no-referrer-when-downgrade" (value for ReferrerPolicy WebIDL enumeration) §: Defined in Referrer Policy
no-referrer-when-downgrade (concept) §: Defined in Referrer Policy; Referenced in HTML
no-repeat (CSS value for background-repeat-block, background-repeat-inline property, background-repeat-x property, background-repeat-y property ) §: Defined in CSS Backgrounds 4
no-repeat (CSS value for background-repeat ) §: Defined in CSS Backgrounds 3; Referenced in CSS Snapshot 2022, CSS Snapshot 2023
"no-service" (value for SmartCardResponseCode WebIDL enumeration) §: Defined in Web Smart Card API
no-skip (CSS value for text-decoration-skip-self ) §: Defined in CSS Text Decoration 4
"no-smartcard" (value for SmartCardResponseCode WebIDL enumeration) §: Defined in Web Smart Card API
"no-speech" (value for SpeechRecognitionErrorCode WebIDL enumeration) §: Defined in Web Speech API
"no-store" (value for RequestCache WebIDL enumeration) §: Defined in Fetch
No-Vary-Search hint (concept for prefetch record ) §: Defined in Prefetch
No-Vary-Search hint (concept for prerender record ) §: Defined in Prerendering Revamped
nobr (markup element) §: Defined in HTML
Node (WebIDL interface) §: Defined in DOM; Referenced in Long Animation Frames API, WebDriver BiDi, Layout Instability, HTML Sanitizer API, CSS Custom Highlight API 1, CSS Spatial Navigation 1, CSS Regions 1, CSS Scroll Snap 2, CSSOM View, Event Timing API, Intersection Observer, Permissions Policy, RDF 1.2 Concepts and Abstract Syntax, Selection API; Related terms: concept empty, concept ensure pre-insertion validity, concept equals, concept language, concept length, concept node document, concept replace all, concept supported tokens, Node.baseURI, Node.childNodes, Node.firstChild, Node.isConnected, Node.isSupported, Node.lastChild, Node.nextSibling, Node.nodeName, Node.nodeType, Node.nodeValue, Node.ownerDocument, Node.parentElement, Node.parentNode, Node.previousSibling, Node.textContent, Node.ATTRIBUTE_NODE, Node.CDATA_SECTION_NODE, Node.COMMENT_NODE, Node.DOCUMENT_FRAGMENT_NODE, Node.DOCUMENT_NODE, Node.DOCUMENT_POSITION_CONTAINED_BY, Node.DOCUMENT_POSITION_CONTAINS, Node.DOCUMENT_POSITION_DISCONNECTED, Node.DOCUMENT_POSITION_FOLLOWING, Node.DOCUMENT_POSITION_IMPLEMENTATION_SPECIFIC, Node.DOCUMENT_POSITION_PRECEDING, Node.DOCUMENT_TYPE_NODE, Node.ELEMENT_NODE, Node.ENTITY_NODE, Node.ENTITY_REFERENCE_NODE, Node.NOTATION_NODE, Node.PROCESSING_INSTRUCTION_NODE, Node.TEXT_NODE, Node.appendChild(node), Node.cloneNode(deep), Node.compareDocumentPosition(other), Node.contains(other), Node.getFeature(), Node.getRootNode(options), Node.getUserData(), Node.hasChildNodes(), Node.insertBefore(node, child), Node.isDefaultNamespace(namespace), Node.isEqualNode(otherNode), Node.isSameNode(otherNode), Node.lookupNamespaceURI(prefix), Node.lookupPrefix(namespace), Node.normalize(), Node.removeChild(child), Node.replaceChild(node, child), Node.setUserData(); see also WebIDLPedia
node (concept for boundary point ) §: Defined in DOM; Referenced in WebDriver BiDi, Web IDL, Element Timing API, URL Fragment Text Directives, Soft Navigations, CSS Cascading 6, CSS Spatial Navigation 1, CSSOM, CSSOM View, Largest Contentful Paint, Selection API
LayoutShiftAttribution.node (WebIDL attribute) §: Defined in Layout Instability
node document (concept for Node ) §: Defined in DOM; Referenced in CSS Positioned Layout 4, Fetch, Fullscreen API, HTML, WebDriver BiDi, Iframe credentialless, Attribution Reporting, Scripting Policy, Fenced Frame, Layout Instability, Prerendering Revamped, Speculation Rules, Portals, HTML Sanitizer API, URL Fragment Text Directives, Shared Storage API, Soft Navigations, Loading Signed Exchanges, Audio Session, Compute Pressure 1, Content Security Policy: Embedded Enforcement, CSS Spatial Navigation 1, CSS View Transitions 1, CSS View Transitions 2, CSSOM, CSSOM View, EditContext API, Generic Sensor API, Mixed Content, Permissions Policy, Pointer Events, Pointer Lock 2.0, Referrer Policy, Selection API, Trusted Types, UI Events, Web Animations, WebDriver
node impact region (concept) §: Defined in Layout Instability
node navigable (concept) §: Defined in HTML; Referenced in Fullscreen API, Topics API, Navigational-Tracking Mitigations, requestStorageAccessFor API, Storage, Long Animation Frames API, WebDriver BiDi, Attribution Reporting, Document Picture-in-Picture, Fenced Frame, Prefetch, Prerendering Revamped, Speculation Rules, URL Fragment Text Directives, Shared Storage API, Protected Audience, Compute Pressure 1, Credential Management 1, Content Security Policy 3, EditContext API, Generic Sensor API, Long Tasks API, WebDriver
AudioWorkletProcessor.[[node reference]] (internal slot) §
AudioWorkletProcessor.[[node reference]] (internal slot) §: Defined in Web Audio API , Web Audio API 1.1
node tree (concept) §: Defined in DOM; Referenced in HTML, Web IDL, CSS Cascading 6, CSS Scoping 1, CSS Values 4
NodeFilter (WebIDL callback) §: Defined in DOM; Related terms: NodeFilter.FILTER_ACCEPT, NodeFilter.FILTER_REJECT, NodeFilter.FILTER_SKIP, NodeFilter.SHOW_ALL, NodeFilter.SHOW_ATTRIBUTE, NodeFilter.SHOW_CDATA_SECTION, NodeFilter.SHOW_COMMENT, NodeFilter.SHOW_DOCUMENT, NodeFilter.SHOW_DOCUMENT_FRAGMENT, NodeFilter.SHOW_DOCUMENT_TYPE, NodeFilter.SHOW_ELEMENT, NodeFilter.SHOW_ENTITY, NodeFilter.SHOW_ENTITY_REFERENCE, NodeFilter.SHOW_NOTATION, NodeFilter.SHOW_PROCESSING_INSTRUCTION, NodeFilter.SHOW_TEXT, NodeFilter.acceptNode(node)
NodeIterator (WebIDL interface) §: Defined in DOM; Related terms: concept traverse, NodeIterator.expandEntityReferences, NodeIterator.filter, NodeIterator.pointerBeforeReferenceNode, NodeIterator.referenceNode, NodeIterator.root, NodeIterator.whatToShow, NodeIterator.detach(), NodeIterator.nextNode(), NodeIterator.previousNode(); see also WebIDLPedia
TCPSocketOptions.noDelay (WebIDL dictionary member) §: Defined in Direct Sockets API
NodeList (WebIDL interface) §: Defined in DOM; Referenced in WebDriver BiDi, WebDriver; Related terms: NodeList.length, NodeList.item(index); see also WebIDLPedia
Node.nodeName (WebIDL attribute) §: Defined in DOM; Referenced in Long Animation Frames API
Nodes (concept) §: Defined in DOM; Referenced in WebDriver BiDi, Attribution Reporting, Prerendering Revamped, Accessible Name and Description Computation 1.2, Compute Pressure 1, Core Accessibility API Mappings 1.2, CSSOM, CSSOM View, HTML Accessibility API Mappings 1.0, Selection API, WAI-ARIA, WAI-ARIA, WebDriver
Node.nodeType (WebIDL attribute) §: Defined in DOM
Node.nodeValue (WebIDL attribute) §: Defined in DOM
noembed (markup element) §: Defined in HTML
nofollow (value for rel attribute of a, rel attribute of area element, rel attribute of form element ) §: Defined in HTML
noframes (markup element) §: Defined in HTML
nohref (markup attribute for area ) §: Defined in HTML
HTMLAreaElement.noHref (WebIDL attribute) §: Defined in HTML
MediaTrackCapabilities.noiseSuppression (WebIDL dictionary member) §: Defined in Media Capture and Streams
MediaTrackConstraintSet.noiseSuppression (WebIDL dictionary member) §: Defined in Media Capture and Streams
MediaTrackSettings.noiseSuppression (WebIDL dictionary member) §: Defined in Media Capture and Streams
MediaTrackSupportedConstraints.noiseSuppression (WebIDL dictionary member) §: Defined in Media Capture and Streams
nomatch (event for SpeechRecognition ) §: Defined in Web Speech API
"nominal" (value for PressureState WebIDL enumeration) §: Defined in Compute Pressure 1
RTCIceCandidatePairStats.nominated (WebIDL dictionary member) §: Defined in WebRTC Statistics
NoModificationAllowedError (exception) §: Defined in Web IDL; Referenced in File System, HTML, CSSOM, Web Animations
nomodule (markup attribute for script ) §: Defined in HTML; Referenced in HTML Accessibility API Mappings 1.0
HTMLScriptElement.noModule (WebIDL attribute) §: Defined in HTML
non-ASCII ident code point (concept) §: Defined in CSS Syntax 3; Referenced in CSS Snapshot 2022, CSS Snapshot 2023
"non-blocking" (value for RenderBlockingStatusType WebIDL enumeration) §: Defined in Resource Timing
non-codec (concept) §: Defined in EPUB 3.3
non-devolvable (concept) §: Defined in CSS User Interface 4
"non-filtering" (value for GPUSamplerBindingType WebIDL enumeration) §: Defined in WebGPU; Referenced in WebGPU Shading Language
Non-linguistic Field (concept) §: Defined in Internationalization Glossary
non-primary time zone identifier (concept for ECMAScript ) §: Defined in ECMAScript
non-printable code point (concept) §: Defined in CSS Syntax 3; Referenced in CSS Snapshot 2022, CSS Snapshot 2023
non-rendered element (concept) §: Defined in SVG 2; Referenced in CSS Display 4
non-replaced (concept) §: Defined in CSS Display 4 , CSS Display 3; Referenced in CSS Snapshot 2022, CSS Snapshot 2023, CSS Box Alignment 3, CSS Grid Layout 1, CSS Grid Layout 2, CSS Positioned Layout 3, CSS Sizing 3, CSS Sizing 4, CSS Text Decoration 3, CSS Text Decoration 4
non-secure context (concept) §: Defined in HTML; Referenced in Web Bluetooth, Client Hints Infrastructure, Cookie Store API, Private Network Access, Geolocation, Media Capabilities, Permissions, Secure Contexts
non-strict code (concept for ECMAScript ) §: Defined in ECMAScript
non-strict code (concept) §: Defined in Decorators
non-strict comma-containing production (concept) §: Defined in CSS Values 5
non-strict function (concept for ECMAScript ) §: Defined in ECMAScript; Referenced in ECMAScript Async Explicit Resource Management, ECMAScript Explicit Resource Management
non-subresource request (concept) §: Defined in Fetch; Referenced in Client Hints Infrastructure, Fenced Frame, Service Workers
non-trivial-browsing-context-group (concept) §: Defined in HTML
nonce (markup attribute for htmlsvg-global ) §: Defined in HTML; Referenced in Speculation Rules, Content Security Policy 3, HTML Accessibility API Mappings 1.0
nonce (concept for scripting policy ) §: Defined in Scripting Policy
nonce (concept for scripting-policy-dict ) §: Defined in Scripting Policy
HTMLOrSVGElement.nonce (WebIDL attribute) §: Defined in HTML; Referenced in Scripting Policy
IdentityProviderRequestOptions.nonce (WebIDL dictionary member) §: Defined in Federated Credential Management API
nonce-source (grammar) §: Defined in Content Security Policy 3; Referenced in Speculation Rules, Content Security Policy: Embedded Enforcement
noncharacter (concept) §: Defined in Infra; Referenced in HTML, URL
NonDocumentTypeChildNode (WebIDL interface) §: Defined in DOM; Related terms: NonDocumentTypeChildNode.nextElementSibling, NonDocumentTypeChildNode.previousElementSibling; see also WebIDLPedia
Event.NONE (WebIDL constant) §: Defined in DOM; Referenced in UI Events
HTMLTrackElement.NONE (WebIDL constant) §: Defined in HTML
'none' (grammar) §: Defined in Content Security Policy 3; Referenced in Isolated Contexts, Content Security Policy: Embedded Enforcement
none (CSS value for box-shadow-offset ) §: Defined in CSS Borders and Box Decorations 4
none (CSS value for <display-box>, display property ) §: Defined in CSS Display 4 , CSS Display 3; Referenced in URL Fragment Text Directives, CSS Snapshot 2022, CSS Snapshot 2023, CSS Animations 2, CSS Containment 2, CSS Layout API 1, CSS Lists 3, CSS Overflow 3, CSS Paged Media 3, CSS Regions 1, CSS Scroll Anchoring 1, CSS Speech 1, CSS Transitions 2, CSSOM
none (CSS value for object-view-box ) §: Defined in CSS Images 5
none (CSS value for none ) §: Defined in CSS Linked Parameters
none (CSS value for column-span ) §: Defined in CSS Multicol 2 , CSS Multicol 1; Referenced in CSS Snapshot 2022, CSS Snapshot 2023
none (CSS value for scroll-marker-group ) §: Defined in CSS Overflow 5
none (CSS value for overlay ) §: Defined in CSS Positioned Layout 4
none (CSS value for text-size-adjust ) §: Defined in CSS Size Adjustment 1
none (value for preload attribute of audio element, preload attribute of video element ) §: Defined in HTML
"none" (value for CanvasFontKerning WebIDL enumeration) §: Defined in HTML
none (value for autocapitalize attribute of html-global ) §: Defined in HTML
none (value for inputmode attribute of html-global ) §: Defined in HTML; Referenced in VirtualKeyboard API
none (concept for user navigation involvement ) §: Defined in HTML
"none" (value for ColorSpaceConversion WebIDL enumeration) §: Defined in HTML; Referenced in WebCodecs
"none" (value for PremultiplyAlpha WebIDL enumeration) §: Defined in HTML
"none" (value for SameSiteCookiesType WebIDL enumeration) §: Defined in Extending Storage Access API to non-cookie storage
"none" (value for CookieSameSite WebIDL enumeration) §: Defined in Cookie Store API
"none" (value for ConnectionType WebIDL enumeration) §: Defined in Network Information API
"none" (value for ParityType WebIDL enumeration) §: Defined in Web Serial API
"none" (value for FlowControlType WebIDL enumeration) §: Defined in Web Serial API
"none" (value for RefreshPolicy WebIDL enumeration) §: Defined in Private State Token API
"none" (value for HIDUnitSystem WebIDL enumeration) §: Defined in WebHID API
none (CSS value for anchor-name ) §: Defined in CSS Anchor Positioning; Referenced in CSSOM
none (CSS value for anchor-scope ) §: Defined in CSS Anchor Positioning
none (CSS value for position-area ) §: Defined in CSS Anchor Positioning
none (CSS value for position-try-fallbacks ) §: Defined in CSS Anchor Positioning
none (CSS value for animation-name ) §: Defined in CSS Animations 1; Referenced in CSS Snapshot 2022, CSS Snapshot 2023, CSS Animations 2
none (CSS value for animation-fill-mode ) §: Defined in CSS Animations 1; Referenced in CSS Snapshot 2022, CSS Snapshot 2023, CSS Animations 2
none (CSS value for <single-animation-timeline>, animation-timeline property ) §: Defined in CSS Animations 2
none (CSS value for background-image ) §: Defined in CSS Backgrounds 3 , CSS 2.2; Referenced in CSS Snapshot 2022, CSS Snapshot 2023, CSS Color Adjustment 1
none (CSS value for <line-style>, border property, border-bottom-style property, border-left-style property, border-right-style property, border-style property, border-top-style property ) §: Defined in CSS Backgrounds 3; Referenced in CSS Borders and Box Decorations 4, CSS Snapshot 2022, CSS Snapshot 2023, CSS User Interface 4
none (CSS value for box-shadow ) §: Defined in CSS Backgrounds 3; Referenced in CSS Snapshot 2022, CSS Snapshot 2023, CSS Color Adjustment 1, CSS Text Decoration 3, CSS Text Decoration 4
none (CSS value for margin-trim ) §: Defined in CSS Box Model 4
none (CSS value for <color> ) §: Defined in CSS Color 4; Referenced in CSS Color 5
none (CSS value for forced-color-adjust ) §: Defined in CSS Color Adjustment 1
none (CSS value for container-name ) §: Defined in CSS Conditional 5
none (CSS value for stuck descriptor of @container @rule ) §: Defined in CSS Conditional 5
none (CSS value for snapped descriptor of @container @rule ) §: Defined in CSS Conditional 5
none (CSS value for overflowing descriptor of @container @rule ) §: Defined in CSS Conditional 5
none (CSS value for contain ) §: Defined in CSS Containment 1 , CSS Containment 2; Referenced in CSS Snapshot 2022, CSS Snapshot 2023
none (CSS value for content ) §: Defined in CSS Generated Content 3 , CSS 2.2; Referenced in CSS Overflow 5, CSS Positioned Layout 4, CSS Lists 3, CSS Paged Media 3, CSS Pseudo-Elements 4, CSS Regions 1
none (CSS value for quotes ) §: Defined in CSS Generated Content 3 , CSS 2.2
none (CSS value for string-set ) §: Defined in CSS Generated Content 3
none (CSS value for bookmark-level ) §: Defined in CSS Generated Content 3
none (CSS value for flex ) §: Defined in CSS Flexbox 1; Referenced in CSS Snapshot 2022, CSS Snapshot 2023
none (CSS value for font-size-adjust ) §: Defined in CSS Fonts 4 , CSS Fonts 5; Referenced in CSS Snapshot 2023
none (CSS value for font-synthesis-weight ) §: Defined in CSS Fonts 4; Referenced in CSS Snapshot 2023
none (CSS value for font-synthesis-style ) §: Defined in CSS Fonts 4; Referenced in CSS Snapshot 2023
none (CSS value for font-synthesis-small-caps ) §: Defined in CSS Fonts 4; Referenced in CSS Snapshot 2023
none (CSS value for font-synthesis-position ) §: Defined in CSS Fonts 4; Referenced in CSS Snapshot 2023
none (CSS value for font-kerning ) §: Defined in CSS Fonts 4; Referenced in CSS Snapshot 2023
none (CSS value for font-variant-ligatures ) §: Defined in CSS Fonts 4; Referenced in CSS Snapshot 2023
none (CSS value for font-variant ) §: Defined in CSS Fonts 4; Referenced in CSS Snapshot 2023
none (CSS value for font-optical-sizing ) §: Defined in CSS Fonts 4; Referenced in CSS Snapshot 2023
none (CSS value for grid-template-columns, grid-template-rows property ) §: Defined in CSS Grid Layout 1 , CSS Grid Layout 2; Referenced in CSS Snapshot 2022, CSS Snapshot 2023, CSS Grid Layout 3
none (CSS value for grid-template-areas ) §: Defined in CSS Grid Layout 1 , CSS Grid Layout 2; Referenced in CSS Snapshot 2022, CSS Snapshot 2023, CSS Grid Layout 3
none (CSS value for grid-template ) §: Defined in CSS Grid Layout 1 , CSS Grid Layout 2; Referenced in CSS Snapshot 2022, CSS Snapshot 2023, CSS Grid Layout 3
none (CSS value for object-fit ) §: Defined in CSS Images 3 , CSS Images 4; Referenced in CSS Snapshot 2022, CSS Snapshot 2023
none (CSS value for image-orientation ) §: Defined in CSS Images 3; Referenced in CSS Snapshot 2022, CSS Snapshot 2023
none (CSS value for text-box-trim ) §: Defined in CSS Inline Layout 3
none (CSS value for initial-letter-wrap ) §: Defined in CSS Inline Layout 3
"none" (value for BlockFragmentationType WebIDL enumeration) §: Defined in CSS Layout API 1
"none" (value for BreakType WebIDL enumeration) §: Defined in CSS Layout API 1
none (CSS value for line-snap ) §: Defined in CSS Line Grid 1
none (CSS value for box-snap ) §: Defined in CSS Line Grid 1
none (CSS value for list-style-image ) §: Defined in CSS Lists 3; Referenced in CSS 2.2
none (CSS value for list-style-type ) §: Defined in CSS Lists 3 , CSS 2.2; Referenced in CSS Counter Styles 3, CSS Images 3
none (CSS value for counter-reset ) §: Defined in CSS Lists 3
none (CSS value for counter-increment, counter-set property ) §: Defined in CSS Lists 3 , CSS 2.2
none (CSS value for block-ellipsis ) §: Defined in CSS Overflow 4
none (CSS value for line-clamp ) §: Defined in CSS Overflow 4
none (CSS value for max-lines ) §: Defined in CSS Overflow 4
none (CSS value for overscroll-behavior, overscroll-behavior-block property, overscroll-behavior-inline property, overscroll-behavior-x property, overscroll-behavior-y property ) §: Defined in CSS Overscroll Behavior 1
none (CSS value for marks descriptor of @page @rule ) §: Defined in CSS Paged Media 3
none (CSS value for float ) §: Defined in CSS Page Floats , CSS 2.2; Referenced in Quirks Mode, CSS Exclusions 1
none (CSS value for ruby-overhang ) §: Defined in CSS Ruby Annotation Layout 1
none (CSS value for overflow-anchor ) §: Defined in CSS Scroll Anchoring 1
none (CSS value for scroll-snap-type ) §: Defined in CSS Scroll Snap 1; Referenced in CSS Snapshot 2022, CSS Snapshot 2023
none (CSS value for scroll-snap-align ) §: Defined in CSS Scroll Snap 1; Referenced in CSS Snapshot 2022, CSS Snapshot 2023
none (CSS value for scroll-start-target ) §: Defined in CSS Scroll Snap 2
none (CSS value for scrollbar-width ) §: Defined in CSS Scrollbars Styling 1
none (CSS value for shape-outside ) §: Defined in CSS Shapes 1; Referenced in CSS Snapshot 2022, CSS Snapshot 2023, CSS Inline Layout 3
none (CSS value for max-height, max-width property ) §: Defined in CSS Sizing 3 , CSS 2.2; Referenced in CSS Sizing 4
none (CSS value for contain-intrinsic-block-size, contain-intrinsic-height property, contain-intrinsic-inline-size property, contain-intrinsic-size property, contain-intrinsic-width property ) §: Defined in CSS Sizing 4
none (CSS value for pause-after, pause-before property ) §: Defined in CSS Speech 1; Referenced in CSS Snapshot 2022, CSS Snapshot 2023
none (CSS value for rest-after, rest-before property ) §: Defined in CSS Speech 1; Referenced in CSS Snapshot 2022, CSS Snapshot 2023
none (CSS value for voice-stress ) §: Defined in CSS Speech 1; Referenced in CSS Snapshot 2022, CSS Snapshot 2023
none (CSS value for text-transform ) §: Defined in CSS Text 3 , CSS Text 4 , CSS 2.2; Referenced in CSS Snapshot 2022, CSS Snapshot 2023
none (CSS value for hyphens ) §: Defined in CSS Text 3 , CSS Text 4; Referenced in CSS Snapshot 2022, CSS Snapshot 2023
none (CSS value for text-justify ) §: Defined in CSS Text 3 , CSS Text 4; Referenced in CSS Snapshot 2022, CSS Snapshot 2023
none (CSS value for hanging-punctuation ) §: Defined in CSS Text 3 , CSS Text 4; Referenced in CSS Snapshot 2022, CSS Snapshot 2023
none (CSS value for word-space-transform ) §: Defined in CSS Text 4
none (CSS value for hyphenate-limit-lines ) §: Defined in CSS Text 4
none (CSS value for text-group-align ) §: Defined in CSS Text 4
none (CSS value for text-spacing ) §: Defined in CSS Text 4
none (CSS value for text-decoration-line ) §: Defined in CSS Text Decoration 3 , CSS Text Decoration 4; Referenced in CSS Snapshot 2022, CSS Snapshot 2023
none (CSS value for text-emphasis-style ) §: Defined in CSS Text Decoration 3 , CSS Text Decoration 4; Referenced in CSS Snapshot 2022, CSS Snapshot 2023
none (CSS value for text-decoration-skip ) §: Defined in CSS Text Decoration 4
none (CSS value for text-decoration-skip-box ) §: Defined in CSS Text Decoration 4
none (CSS value for text-decoration-skip-spaces ) §: Defined in CSS Text Decoration 4
none (CSS value for text-decoration-skip-ink ) §: Defined in CSS Text Decoration 4
none (CSS value for rotate, scale property, translate property ) §: Defined in CSS Transforms 2
none (CSS value for perspective ) §: Defined in CSS Transforms 2
none (CSS value for perspective() ) §: Defined in CSS Transforms 2; Referenced in CSS Typed OM 1
none (CSS value for transition-property ) §: Defined in CSS Transitions; Referenced in CSS Snapshot 2022, CSS Snapshot 2023, CSS Transitions 2
none (CSS value for cursor ) §: Defined in CSS User Interface 3 , CSS User Interface 4; Referenced in CSS Snapshot 2022, CSS Snapshot 2023
none (CSS value for user-select ) §: Defined in CSS User Interface 4
none (CSS value for pointer-events ) §: Defined in CSS User Interface 4
none (CSS value for appearance ) §: Defined in CSS User Interface 4
none (CSS value for input-security ) §: Defined in CSS User Interface 4
none (CSS value for clamp() ) §: Defined in CSS Values 4
none (CSS value for view-transition-name ) §: Defined in CSS View Transitions 1; Referenced in CSS View Transitions 2
none (CSS value for navigation descriptor of @view-transition @rule ) §: Defined in CSS View Transitions 2
none (CSS value for view-transition-class ) §: Defined in CSS View Transitions 2
none (CSS value for text-combine-upright ) §: Defined in CSS Writing Modes 3 , CSS Writing Modes 4; Referenced in CSS Snapshot 2022, CSS Snapshot 2023
none (CSS value for <border-style>, border-bottom-style property, border-left-style property, border-right-style property, border-style property, border-top-style property ) §: Defined in CSS 2.2
none (CSS value for display ) §: Defined in CSS 2.2
none (CSS value for clear ) §: Defined in CSS 2.2
none (CSS value for max-width ) §: Defined in CSS 2.2
none (CSS value for text-decoration ) §: Defined in CSS 2.2
none (CSS value for wrap-through ) §: Defined in CSS Exclusions 1
"none" (value for UnderlineStyle WebIDL enumeration) §: Defined in EditContext API
"none" (value for UnderlineThickness WebIDL enumeration) §: Defined in EditContext API
none (CSS value for <paint> ) §: Defined in CSS Fill and Stroke 3
none (CSS value for stroke-dasharray ) §: Defined in CSS Fill and Stroke 3
none (CSS value for stroke-dash-corner ) §: Defined in CSS Fill and Stroke 3
none (CSS value for stroke-dash-justify ) §: Defined in CSS Fill and Stroke 3
"none" (value for MeteringMode WebIDL enumeration) §: Defined in MediaStream Image Capture
"none" (value for VideoResizeModeEnum WebIDL enumeration) §: Defined in Media Capture and Streams; Referenced in MediaStreamTrack Insertable Media Processing using Streams
none (CSS value for update descriptor of @media @rule ) §: Defined in Media Queries 4 , Media Queries 5; Referenced in CSS Snapshot 2022, CSS Snapshot 2023
none (CSS value for overflow-block descriptor of @media @rule ) §: Defined in Media Queries 4 , Media Queries 5; Referenced in CSS Snapshot 2022, CSS Snapshot 2023
none (CSS value for overflow-inline descriptor of @media @rule ) §: Defined in Media Queries 4 , Media Queries 5; Referenced in CSS Snapshot 2022, CSS Snapshot 2023
none (CSS value for pointer descriptor of @media @rule ) §: Defined in Media Queries 4 , Media Queries 5; Referenced in CSS Snapshot 2022, CSS Snapshot 2023
none (CSS value for hover descriptor of @media @rule ) §: Defined in Media Queries 4 , Media Queries 5; Referenced in CSS Snapshot 2022, CSS Snapshot 2023
none (CSS value for inverted-colors descriptor of @media @rule ) §: Defined in Media Queries 5
none (CSS value for nav-controls descriptor of @media @rule ) §: Defined in Media Queries 5
none (CSS value for scripting descriptor of @media @rule ) §: Defined in Media Queries 5
none (CSS value for forced-colors descriptor of @media @rule ) §: Defined in Media Queries 5
"none" (value for MediaSessionPlaybackState WebIDL enumeration) §: Defined in Media Session
none (CSS value for offset-path ) §: Defined in Motion Path 1
none (CSS value for timeline-scope ) §: Defined in Scroll-driven Animations
"none" (value for ServiceWorkerUpdateViaCache WebIDL enumeration) §: Defined in Service Workers
"none" (value for FrameType WebIDL enumeration) §: Defined in Service Workers
"none" (value for FillMode, PlaybackDirection enumeration WebIDL enumerations) §: Defined in Web Animations , Web Animations 2
"none" (value for AudioSinkType WebIDL enumeration) §: Defined in Web Audio API , Web Audio API 1.1
"none" (value for OverSampleType WebIDL enumeration) §: Defined in Web Audio API , Web Audio API 1.1
"none" (value for AttestationConveyancePreference WebIDL enumeration) §: Defined in Web Authentication
"none" (value for GPUCullMode WebIDL enumeration) §: Defined in WebGPU
"none" (value for RTCQualityLimitationReason WebIDL enumeration) §: Defined in WebRTC Statistics
"none" (value for XREye WebIDL enumeration) §: Defined in WebXR Device API; Referenced in WebXR Augmented Reality 1, WebXR Layers API 1
"none" (value for XRHandedness WebIDL enumeration) §: Defined in WebXR Device API
'none'::as border style (CSS value) §: Defined in CSS 2.1
'none'::as display value (concept) §: Defined in CSS 2.1
NonElementParentNode (WebIDL interface) §: Defined in DOM; Related terms: NonElementParentNode.getElementById(elementId); see also WebIDLPedia
"nonzero" (value for CanvasFillRule WebIDL enumeration) §: Defined in HTML
nonzero (CSS value for clip-rule ) §: Defined in CSS Masking 1; Referenced in CSS Snapshot 2022, CSS Snapshot 2023, CSS Shapes 1
nonzero (CSS value for fill-rule ) §: Defined in CSS Fill and Stroke 3
noopener (value for rel attribute of a, rel attribute of area element, rel attribute of form element ) §: Defined in HTML
noreferrer (value for rel attribute of a, rel attribute of area element, rel attribute of form element ) §: Defined in HTML; Referenced in Speculation Rules
HTMLFrameElement.noResize (WebIDL attribute) §: Defined in HTML
normal (CSS value for reading-flow ) §: Defined in CSS Display 4
normal (CSS value for <blend-mode> ) §: Defined in Compositing 2 , Compositing 1; Referenced in CSS Color 6, CSS Snapshot 2022, CSS Snapshot 2023, Filter Effects 1
"normal" (value for CanvasFontKerning WebIDL enumeration) §: Defined in HTML
"normal" (value for CanvasFontStretch WebIDL enumeration) §: Defined in HTML
"normal" (value for CanvasFontVariantCaps WebIDL enumeration) §: Defined in HTML
normal (CSS value for align-content, justify-content property ) §: Defined in CSS Box Alignment 3; Referenced in CSS Snapshot 2022, CSS Snapshot 2023, CSS Grid Layout 1, CSS Grid Layout 2, CSS Grid Layout 3, CSS Inline Layout 3, CSS Overflow 3
normal (CSS value for justify-self ) §: Defined in CSS Box Alignment 3; Referenced in CSS Snapshot 2022, CSS Snapshot 2023
normal (CSS value for align-self ) §: Defined in CSS Box Alignment 3; Referenced in CSS Snapshot 2022, CSS Snapshot 2023, CSS Anchor Positioning, CSS Grid Layout 1, CSS Grid Layout 2, CSS Positioned Layout 3
normal (CSS value for column-gap, gap property, row-gap property ) §: Defined in CSS Box Alignment 3; Referenced in CSS Snapshot 2022, CSS Snapshot 2023, CSS Grid Layout 2
normal (CSS value for position-try-order ) §: Defined in CSS Anchor Positioning
normal (CSS value for animation-direction ) §: Defined in CSS Animations 1; Referenced in CSS Snapshot 2022, CSS Snapshot 2023
normal (CSS value for color-scheme ) §: Defined in CSS Color Adjustment 1; Referenced in CSS Fonts 4
normal (CSS value for container-type ) §: Defined in CSS Conditional 5; Referenced in CSS Containment 3
normal (CSS value for content ) §: Defined in CSS Generated Content 3 , CSS 2.2; Referenced in CSS Lists 3, CSS Paged Media 3, CSS Regions 1
normal (CSS value for font-weight ) §: Defined in CSS Fonts 4 , CSS 2.2; Referenced in CSS Snapshot 2023
normal (CSS value for font-width ) §: Defined in CSS Fonts 4; Referenced in CSS Snapshot 2023
normal (CSS value for font-style ) §: Defined in CSS Fonts 4 , CSS 2.2; Referenced in CSS Snapshot 2023
normal (CSS value for font-kerning ) §: Defined in CSS Fonts 4; Referenced in CSS Snapshot 2023
normal (CSS value for font-variant-ligatures ) §: Defined in CSS Fonts 4; Referenced in CSS Snapshot 2023
normal (CSS value for font-variant-position ) §: Defined in CSS Fonts 4; Referenced in CSS Snapshot 2023
normal (CSS value for font-variant-caps ) §: Defined in CSS Fonts 4; Referenced in CSS Snapshot 2023
normal (CSS value for font-variant-numeric ) §: Defined in CSS Fonts 4; Referenced in CSS Snapshot 2023
normal (CSS value for font-variant-alternates ) §: Defined in CSS Fonts 4; Referenced in CSS Snapshot 2023
normal (CSS value for font-variant-east-asian ) §: Defined in CSS Fonts 4; Referenced in CSS Snapshot 2023
normal (CSS value for font-variant ) §: Defined in CSS Fonts 4 , CSS 2.2; Referenced in CSS Snapshot 2023
normal (CSS value for font-feature-settings ) §: Defined in CSS Fonts 4; Referenced in CSS Snapshot 2023
normal (CSS value for font-language override ) §: Defined in CSS Fonts 4; Referenced in CSS Snapshot 2023
normal (CSS value for font-palette ) §: Defined in CSS Fonts 4; Referenced in CSS Snapshot 2023
normal (CSS value for font-variant-emoji ) §: Defined in CSS Fonts 4; Referenced in CSS Snapshot 2023
normal (CSS value for ascent-override!!descriptor, descent-override!!descriptor, line-gap-override!!descriptor ) §: Defined in CSS Fonts 5
normal (CSS value for subscript-position-override!!descriptor, subscript-size-override!!descriptor, superscript-position-override!!descriptor, superscript-size-override!!descriptor ) §: Defined in CSS Fonts 5
normal (CSS value for masonry-fill ) §: Defined in CSS Grid Layout 3
normal (CSS value for line-height ) §: Defined in CSS Inline Layout 3 , CSS 2.2; Referenced in CSS Values 4
normal (CSS value for text-box ) §: Defined in CSS Inline Layout 3
normal (CSS value for inline-sizing ) §: Defined in CSS Inline Layout 3
normal (CSS value for initial-letter ) §: Defined in CSS Inline Layout 3
"normal" (value for ChildDisplayType WebIDL enumeration) §: Defined in CSS Layout API 1
normal (CSS value for spatial-navigation-function ) §: Defined in CSS Spatial Navigation 1
normal (CSS value for scroll-snap-stop ) §: Defined in CSS Scroll Snap 1; Referenced in CSS Snapshot 2022, CSS Snapshot 2023
normal (CSS value for speak-as ) §: Defined in CSS Speech 1; Referenced in CSS Snapshot 2022, CSS Snapshot 2023
normal (CSS value for voice-rate ) §: Defined in CSS Speech 1; Referenced in CSS Snapshot 2022, CSS Snapshot 2023
normal (CSS value for voice-stress ) §: Defined in CSS Speech 1; Referenced in CSS Snapshot 2022, CSS Snapshot 2023
normal (CSS value for white-space ) §: Defined in CSS Text 3 , CSS Text 4 , CSS 2.2; Referenced in CSS Snapshot 2022, CSS Snapshot 2023
normal (CSS value for word-break ) §: Defined in CSS Text 3 , CSS Text 4; Referenced in CSS Snapshot 2022, CSS Snapshot 2023
normal (CSS value for line-break ) §: Defined in CSS Text 3 , CSS Text 4; Referenced in CSS Snapshot 2022, CSS Snapshot 2023
normal (CSS value for overflow-wrap ) §: Defined in CSS Text 3 , CSS Text 4; Referenced in CSS Snapshot 2022, CSS Snapshot 2023
normal (CSS value for word-spacing ) §: Defined in CSS Text 3 , CSS Text 4 , CSS 2.2; Referenced in CSS Snapshot 2022, CSS Snapshot 2023
normal (CSS value for letter-spacing ) §: Defined in CSS Text 3 , CSS Text 4 , CSS 2.2; Referenced in CSS Snapshot 2022, CSS Snapshot 2023
normal (CSS value for text-autospace ) §: Defined in CSS Text 4
normal (CSS value for text-spacing-trim ) §: Defined in CSS Text 4
normal (CSS value for view-transition-group ) §: Defined in CSS View Transitions 2
normal (CSS value for unicode-bidi ) §: Defined in CSS Writing Modes 3 , CSS Writing Modes 4 , CSS 2.2; Referenced in CSS Snapshot 2022, CSS Snapshot 2023, CSS Ruby Annotation Layout 1
normal (CSS value for offset-position ) §: Defined in Motion Path 1
normal (CSS value for animation-range-start ) §: Defined in Scroll-driven Animations
normal (CSS value for animation-range-end ) §: Defined in Scroll-driven Animations
"normal" (value for PlaybackDirection WebIDL enumeration) §: Defined in Web Animations
normal completion (concept for ECMAScript ) §: Defined in ECMAScript
normal completion containing (concept for ECMAScript ) §: Defined in ECMAScript; Referenced in HTML, Streams, ECMAScript Internationalization API, 2022, Uint8Array to/from base64, ECMAScript Async Explicit Resource Management, Time Zone Canonicalization, ECMAScript Explicit Resource Management, Import Attributes, Intl.DurationFormat, Iterator Helpers, JSON modules, JSON.parse source text access, Promise.try, Set methods, ShadowRealm API, Source Phase Imports, Temporal, WebDriver BiDi, Web IDL, Protected Audience, Indexed DB 3.0
NormalCompletion (algorithm) §: Defined in ECMAScript; Referenced in HTML, ECMAScript Async Explicit Resource Management, ECMAScript Explicit Resource Management, Iterator Helpers, Set methods, ShadowRealm API
normalisation (concept) §: Defined in Internationalization Glossary
PeriodicWave.[[normalize]] (internal slot) §
PeriodicWave.[[normalize]] (internal slot) §: Defined in Web Audio API , Web Audio API 1.1
normalize (concept for method ) §: Defined in Fetch; Referenced in XMLHttpRequest
normalize (concept for header value ) §: Defined in Fetch; Referenced in XMLHttpRequest
ConvolverNode.normalize (WebIDL attribute) §
ConvolverNode.normalize (WebIDL attribute) §: Defined in Web Audio API , Web Audio API 1.1
normalize into a token stream (concept) §: Defined in CSS Syntax 3; Referenced in CSS Snapshot 2022, CSS Snapshot 2023
normalize newlines (concept) §: Defined in Infra; Referenced in HTML, SMS One-Time Codes, CSS Text 3, CSS Text 4
normalize protocol handler parameters (concept) §: Defined in HTML; Referenced in Manifest Incubations, Prerendering Revamped
Node.normalize() (WebIDL operation) §: Defined in DOM; Referenced in RDF 1.2 Concepts and Abstract Syntax
String.normalize(form) (WebIDL operation) §: Defined in ECMAScript
normalized TimeRanges object (concept) §: Defined in HTML; Referenced in Media Source Extensions™
Document.normalizeDocument() (WebIDL operation) §: Defined in DOM
XRMeshBlock.normals (WebIDL dictionary member) §: Defined in WebXR Meshing API 1
XRDepthInformation.normDepthBufferFromNormView (WebIDL attribute) §: Defined in WebXR Depth Sensing
noscript (markup element) §: Defined in HTML; Referenced in HTML Accessibility API Mappings 1.0, ARIA in HTML
"nose" (value for LandmarkType WebIDL enumeration) §: Defined in Accelerated Shape Detection in Images
noshade (markup attribute for hr ) §: Defined in HTML
HTMLHRElement.noShade (WebIDL attribute) §: Defined in HTML
not (CSS value for @media ) §: Defined in Media Queries 4 , Media Queries 5; Referenced in CSS Snapshot 2022, CSS Snapshot 2023, CSS Conditional 3, CSS Conditional 5
RouterCondition.not (WebIDL dictionary member) §: Defined in Service Workers
not additive (concept) §: Defined in CSS Values 4; Referenced in SVG 2, Web Animations
not animatable (concept) §: Defined in Web Animations; Referenced in CSS Variables 2, CSS Transitions, CSS Transitions 2, CSS Variables 1, Web Animations 2
Not overlapping (concept) §: Defined in CSS Page Floats
not restored reason details (concept) §: Defined in HTML
not restored reasons (concept) §: Defined in HTML
not restored reasons (concept for Document ) §: Defined in HTML
DOMException.NOT_FOUND_ERR (WebIDL constant) §: Defined in Web IDL
DOMException.NOT_SUPPORTED_ERR (WebIDL constant) §: Defined in Web IDL
"not-allowed" (value for SpeechRecognitionErrorCode WebIDL enumeration) §: Defined in Web Speech API
"not-allowed" (value for SpeechSynthesisErrorCode WebIDL enumeration) §: Defined in Web Speech API
not-allowed (CSS value for cursor ) §: Defined in CSS User Interface 3 , CSS User Interface 4; Referenced in CSS Snapshot 2022, CSS Snapshot 2023
"not-allowed" (value for MediaKeysRequirement WebIDL enumeration) §: Defined in Encrypted Media Extensions
"not-equal" (value for GPUCompareFunction WebIDL enumeration) §: Defined in WebGPU
"not-ready" (value for SmartCardResponseCode WebIDL enumeration) §: Defined in Web Smart Card API
"not-running" (value for RunningStatus WebIDL enumeration) §: Defined in Service Workers
"not-transacted" (value for SmartCardResponseCode WebIDL enumeration) §: Defined in Web Smart Card API
:not() (CSS selector) §: Defined in Selectors 3 , Selectors 4; Referenced in CSS Snapshot 2022, CSS Snapshot 2023, CSS Scoping 1
NotAllowedError (exception) §: Defined in Web IDL; Referenced in File System, HTML, Private Aggregation API, Topics API, requestStorageAccessFor API, The Storage Access API, Web NFC API, Web Bluetooth Scanning, Digital Credentials, Digital Goods API, Direct Sockets API, Document Picture-in-Picture, EyeDropper API, Fenced Frame, Idle Detection API, Local Font Access, Manifest Incubations, Prioritized Task Scheduling, Private State Token API, Protected Audience, User-Agent Client Hints, Web Preferences API, WebHID API, Audio Output Devices API, Autoplay Policy Detection, Badging API, Battery Status API, Clipboard API and events, Compute Pressure 1, Credential Management 1, CSSOM, Federated Credential Management API, Generic Sensor API, Region Capture, Media Capture and Streams, Viewport Capture, Media Queries 5, Media Session, Device Orientation and Motion, Payment Request API, Picture-in-Picture, Pointer Lock 2.0, Presentation API, Push API, Remote Playback API, Screen Capture, Screen Wake Lock API, Secure Payment Confirmation, Web Share API, Web Audio API, Web Audio API 1.1, Web Authentication, Web MIDI API, WebXR Hit Test, Window Management
Notation (WebIDL interface) §: Defined in DOM; see also WebIDLPedia
Node.NOTATION_NODE (WebIDL constant) §: Defined in DOM
DocumentType.notations (WebIDL attribute) §: Defined in DOM
"notCalculated" (value for KAnonStatus WebIDL enumeration) §: Defined in Protected Audience
"notch" (value for BiquadFilterType WebIDL enumeration) §: Defined in Web Audio API , Web Audio API 1.1
NotFoundError (exception) §: Defined in Web IDL; Referenced in DOM, File System, HTML, The Capture-Handle Actions Mechanism, Web Bluetooth, File and Directory Entries API, Web Serial API, WebUSB API, Audio Output Devices API, Clipboard API and events, CSSOM, File API, Indexed DB 3.0, Media Source Extensions™, Media Capture and Streams, Viewport Capture, Pointer Events, Presentation API, Remote Playback API, Screen Capture, Selection API, Web Audio API, Web Audio API 1.1, WebRTC Encoded Transform, XMLHttpRequest
Notification (WebIDL interface) §: Defined in Notifications API; Referenced in Badging API; Related terms: Notification.actions, Notification.badge, Notification.body, Notification.data, Notification.dir, Notification.icon, Notification.image, Notification.lang, Notification.maxActions, Notification.onclick, Notification.onclose, Notification.onerror, Notification.onshow, Notification.permission, Notification.renotify, Notification.requireInteraction, Notification.silent, Notification.tag, Notification.timestamp, Notification.title, Notification.vibrate, new Notification(title, options), Notification.close(), Notification.requestPermission(deprecatedCallback); see also WebIDLPedia
NotificationEvent.notification (WebIDL attribute) §: Defined in Notifications API
NotificationEventInit.notification (WebIDL dictionary member) §: Defined in Notifications API
notification action (concept) §: Defined in Notifications API
notification show steps (concept) §: Defined in Notifications API
new Notification(title, options) (WebIDL constructor) §: Defined in Notifications API; Referenced in Prerendering Revamped
NotificationAction (WebIDL dictionary) §: Defined in Notifications API; Related terms: NotificationAction.action, NotificationAction.icon, NotificationAction.title; see also WebIDLPedia
NotificationDirection (WebIDL enumeration) §: Defined in Notifications API; Related terms: value auto, value ltr, value rtl; see also WebIDLPedia
NotificationEvent (WebIDL interface) §: Defined in Notifications API; Referenced in Service Workers; Related terms: NotificationEvent.action, NotificationEvent.notification, new NotificationEvent(type, eventInitDict); see also WebIDLPedia
new NotificationEvent(type, eventInitDict) (WebIDL constructor) §: Defined in Notifications API
NotificationEventInit (WebIDL dictionary) §: Defined in Notifications API; Related terms: NotificationEventInit.action, NotificationEventInit.notification; see also WebIDLPedia
NotificationOptions (WebIDL dictionary) §: Defined in Notifications API; Related terms: NotificationOptions.actions, NotificationOptions.badge, NotificationOptions.body, NotificationOptions.data, NotificationOptions.dir, NotificationOptions.icon, NotificationOptions.image, NotificationOptions.lang, NotificationOptions.renotify, NotificationOptions.requireInteraction, NotificationOptions.silent, NotificationOptions.tag, NotificationOptions.timestamp, NotificationOptions.vibrate; see also WebIDLPedia
NotificationPermission (WebIDL enumeration) §: Defined in Notifications API; Related terms: value default, value denied, value granted; see also WebIDLPedia
NotificationPermissionCallback (WebIDL callback) §: Defined in Notifications API
"notifications" (permission name) §: Defined in Notifications API; Referenced in Permissions Registry, Badging API, Permissions
BluetoothCharacteristicProperties.notify (WebIDL attribute) §: Defined in Web Bluetooth
Notify activated state (concept) §: Defined in Generic Sensor API
Notify error (concept) §: Defined in Generic Sensor API; Referenced in Geolocation Sensor
notify mutation observers (concept) §: Defined in DOM
Notify new reading (concept) §: Defined in Generic Sensor API; Referenced in Geolocation Sensor
Atomics.notify(typedArray, index, count) (WebIDL operation) §: Defined in ECMAScript
Fence.notifyEvent(event) (WebIDL operation) §: Defined in Fenced Frame
NotifyWaiter (algorithm) §: Defined in ECMAScript
NotReadableError (exception) §: Defined in Web IDL; Referenced in Web NFC API, File API, Generic Sensor API, Indexed DB 3.0, Media Capture and Streams, Viewport Capture, Orientation Sensor, Screen Capture, WebCodecs
NotRestoredReasonDetails (WebIDL interface) §: Defined in HTML; Related terms: NotRestoredReasonDetails.reason; see also WebIDLPedia
NotRestoredReasons (WebIDL interface) §: Defined in HTML; Referenced in Navigation Timing 2; Related terms: NotRestoredReasons.children, NotRestoredReasons.id, NotRestoredReasons.name, NotRestoredReasons.reasons, NotRestoredReasons.src, NotRestoredReasons.url; see also WebIDLPedia
PerformanceNavigationTiming.notRestoredReasons (WebIDL attribute) §: Defined in Navigation Timing 2
NotSupportedError (exception) §: Defined in Web IDL; Referenced in DOM, HTML, Element Capture, Web NFC API, IceTransport Extensions for WebRTC, Web Bluetooth, Web Bluetooth Scanning, Document Picture-in-Picture, Handwriting Recognition API, Prerendering Revamped, Secure Curves in the Web Cryptography API, WebHID API, Writing Assistance APIs, Capture Handle - Bootstrapping Collaboration when Screensharing, Compute Pressure 1, Credential Management 1, CSS Layout API 1, EditContext API, Gamepad, Generic Sensor API, MediaStream Image Capture, Media Source Extensions™, Media Capture from DOM Elements, MediaStream Recording, Payment Request API, Picture-in-Picture, Pointer Lock 2.0, Presentation API, Push API, Remote Playback API, Screen Orientation, Web Locks API, Web Audio API, Web Audio API 1.1, Web Authentication, WebCodecs, Web Cryptography API, Web MIDI API, Web Neural Network API, WebRTC 1.0, WebTransport, WebXR Depth Sensing, WebXR DOM Overlays, WebXR Hit Test, WebXR Lighting Estimation API 1, WebXR Device API, WebXR Layers API 1
novalidate (markup attribute for button, form element ) §: Defined in HTML; Referenced in HTML Accessibility API Mappings 1.0
HTMLFormElement.noValidate (WebIDL attribute) §: Defined in HTML
Date.now() (WebIDL operation) §: Defined in ECMAScript; Referenced in Temporal
Performance.now() (WebIDL operation) §: Defined in High Resolution Time; Referenced in Event Timing API
nowrap (markup attribute for td, th element ) §: Defined in HTML
nowrap (CSS value for flex-wrap ) §: Defined in CSS Flexbox 1; Referenced in CSS Snapshot 2022, CSS Snapshot 2023
nowrap (CSS value for white-space ) §: Defined in CSS Text 3 , CSS 2.2; Referenced in CSS Size Adjustment 1, CSS Snapshot 2022, CSS Snapshot 2023, CSS Text 4
nowrap (CSS value for text-wrap-mode ) §: Defined in CSS Text 4
HTMLTableCellElement.noWrap (WebIDL attribute) §: Defined in HTML
"npu" (value for MLDeviceType WebIDL enumeration) §: Defined in Web Neural Network API
ns-resize (CSS value for cursor ) §: Defined in CSS User Interface 3 , CSS User Interface 4; Referenced in CSS Snapshot 2022, CSS Snapshot 2023
:nth-child() (CSS selector) §: Defined in Selectors 3 , Selectors 4; Referenced in CSS Snapshot 2022, CSS Snapshot 2023, CSS Syntax 3
:nth-col() (CSS selector) §: Defined in Selectors 4
::nth-fragment() (CSS selector) §: Defined in CSS Overflow 5; Referenced in CSS Containment 1, CSS Containment 2
:nth-last-child() (CSS selector) §: Defined in Selectors 3 , Selectors 4; Referenced in CSS Snapshot 2022, CSS Snapshot 2023
:nth-last-col() (CSS selector) §: Defined in Selectors 4
:nth-last-of-type() (CSS selector) §: Defined in Selectors 3 , Selectors 4; Referenced in CSS Snapshot 2022, CSS Snapshot 2023
:nth-of-page(n) (CSS selector) §: Defined in CSS GCPM 4
:nth-of-type() (CSS selector) §: Defined in Selectors 3 , Selectors 4; Referenced in CSS Snapshot 2022, CSS Snapshot 2023
:nth() (CSS selector) §: Defined in CSS GCPM 3
null body status (concept) §: Defined in Fetch
nullable type (concept) §: Defined in Web IDL; Referenced in WAI-ARIA, WAI-ARIA, Web Animations
<number> (CSS type) §: Defined in CSS Values 3 , CSS Values 4 , CSS 2.1 , CSS 2.2; Referenced in Compatibility, CSS Typed OM 2, CSS Color 6, CSS Color HDR 1, CSS Conditional Values 1, CSS Backgrounds 3, CSS Color 4, CSS Color 5, CSS Easing Functions 1, CSS Easing Functions 2, CSS Flexbox 1, CSS Fonts 4, CSS Fonts 5, CSS Inline Layout 3, CSS Properties and Values API 1, CSS Shapes 1, CSS Speech 1, CSS Text 3, CSS Text 4, CSS Transforms 1, CSS Transforms 2, CSS Typed OM 1, CSS User Interface 4, CSSOM, Filter Effects 1, Media Queries 4, Media Queries 5, Web Animations
number (value for type attribute of input element ) §: Defined in HTML
number (concept) §: Defined in CSS Values 3 , CSS Values 4; Referenced in Protected Audience, CSS Snapshot 2022, CSS Snapshot 2023, CSS Speech 1
Number (state of markup element for input ) §: Defined in HTML
Number (WebIDL interface) §: Defined in ECMAScript; Referenced in Streams, Generic Sensor API, Indexed DB 3.0, Device Orientation and Motion; Related terms: Number.MAX_SAFE_INTEGER, Number.MAX_VALUE, Number.MIN_SAFE_INTEGER, Number.MIN_VALUE, Number.NaN, Number.NEGATIVE_INFINITY, Number.POSITIVE_INFINITY, Number.EPSILON, new Number(value), Number.isFinite(number), Number.isInteger(number), Number.isNaN(number), Number.isSafeInteger(number), Number.parseFloat(string), Number.parseInt(string, radix), Number.toExponential(fractionDigits), Number.toFixed(fractionDigits), Number.toLocaleString(reserved1, reserved2), Number.toPrecision(precision), Number.toString(radix), Number.valueOf(); see also WebIDLPedia
AudioBuffer.[[number of channels]] (internal slot) §
AudioBuffer.[[number of channels]] (internal slot) §: Defined in Web Audio API , Web Audio API 1.1
AudioData.[[number of channels]] (internal slot) §: Defined in WebCodecs
AudioData.[[number of frames]] (internal slot) §: Defined in WebCodecs
number of nullable member types (concept) §: Defined in Web IDL
Number type (concept for ECMAScript ) §: Defined in ECMAScript; Referenced in HTML, Streams, Streams, JSON.parse source text access, ShadowRealm API, Temporal, Web IDL, Web IDL, Web Neural Network API
Number value for (concept for ECMAScript ) §: Defined in ECMAScript
XPathResult.NUMBER_TYPE (WebIDL constant) §: Defined in DOM
<number-optional-number> (CSS type) §: Defined in Filter Effects 1
<number-token> (CSS type) §: Defined in CSS Syntax 3; Referenced in CSS Color 4, CSS Transforms 1, CSS Typed OM 1, CSS Values 3, CSS Values 4
%Number.prototype% (WebIDL interface) §: Defined in ECMAScript; Referenced in ECMAScript Internationalization API; see also WebIDLPedia
new Number(value) (WebIDL constructor) §: Defined in ECMAScript
number(value) (WebIDL operation for CSS ) §: Defined in CSS Typed OM 1
%Number% (WebIDL interface) §: Defined in ECMAScript; Referenced in ECMAScript Async Explicit Resource Management, ECMAScript Explicit Resource Management, Source Phase Imports; see also WebIDLPedia
NumberBitwiseOp (algorithm) §: Defined in ECMAScript
AudioBuffer.numberOfChannels (WebIDL attribute) §
AudioBuffer.numberOfChannels (WebIDL attribute) §: Defined in Web Audio API , Web Audio API 1.1
AudioBufferOptions.numberOfChannels (WebIDL dictionary member) §
AudioBufferOptions.numberOfChannels (WebIDL dictionary member) §: Defined in Web Audio API , Web Audio API 1.1
AudioData.numberOfChannels (WebIDL attribute) §: Defined in WebCodecs
AudioDataInit.numberOfChannels (WebIDL dictionary member) §: Defined in WebCodecs
AudioDecoderConfig.numberOfChannels (WebIDL dictionary member) §: Defined in WebCodecs; Referenced in AAC WebCodecs Registration, FLAC WebCodecs Registration, MP3 WebCodecs Registration, Vorbis WebCodecs Registration
AudioEncoderConfig.numberOfChannels (WebIDL dictionary member) §: Defined in WebCodecs
OfflineAudioContextOptions.numberOfChannels (WebIDL dictionary member) §
OfflineAudioContextOptions.numberOfChannels (WebIDL dictionary member) §: Defined in Web Audio API , Web Audio API 1.1
AudioData.numberOfFrames (WebIDL attribute) §: Defined in WebCodecs
AudioDataInit.numberOfFrames (WebIDL dictionary member) §: Defined in WebCodecs
AudioNode.numberOfInputs (WebIDL attribute) §
AudioNode.numberOfInputs (WebIDL attribute) §: Defined in Web Audio API , Web Audio API 1.1
AudioWorkletNodeOptions.numberOfInputs (WebIDL dictionary member) §
AudioWorkletNodeOptions.numberOfInputs (WebIDL dictionary member) §: Defined in Web Audio API , Web Audio API 1.1
ChannelMergerOptions.numberOfInputs (WebIDL dictionary member) §
ChannelMergerOptions.numberOfInputs (WebIDL dictionary member) §: Defined in Web Audio API , Web Audio API 1.1
AudioNode.numberOfOutputs (WebIDL attribute) §
AudioNode.numberOfOutputs (WebIDL attribute) §: Defined in Web Audio API , Web Audio API 1.1
AudioWorkletNodeOptions.numberOfOutputs (WebIDL dictionary member) §
AudioWorkletNodeOptions.numberOfOutputs (WebIDL dictionary member) §: Defined in Web Audio API , Web Audio API 1.1
ChannelSplitterOptions.numberOfOutputs (WebIDL dictionary member) §
ChannelSplitterOptions.numberOfOutputs (WebIDL dictionary member) §: Defined in Web Audio API , Web Audio API 1.1
numbers (CSS value for speak-as descriptor of @counter-style @rule ) §: Defined in CSS Counter Styles 3; Referenced in CSS Snapshot 2022, CSS Snapshot 2023
NumberToBigInt (algorithm) §: Defined in ECMAScript; Referenced in Temporal
XPathResult.numberValue (WebIDL attribute) §: Defined in DOM
numeric (value for inputmode attribute of html-global ) §: Defined in HTML
numeric (CSS value for system descriptor of @counter-style @rule ) §: Defined in CSS Counter Styles 3; Referenced in CSS Snapshot 2022, CSS Snapshot 2023
numeric type value (concept) §: Defined in SVG 2
numeric types (concept) §: Defined in Web IDL; Referenced in Web Neural Network API
<numeric-figure-values> (CSS type) §: Defined in CSS Fonts 4
<numeric-fraction-values> (CSS type) §: Defined in CSS Fonts 4
numeric-only (CSS value for interpolate-size ) §: Defined in CSS Values 5
<numeric-spacing-values> (CSS type) §: Defined in CSS Fonts 4
NumericToRawBytes (algorithm) §: Defined in ECMAScript; Referenced in WebAssembly JavaScript Interface: ESM Integration, WebAssembly JavaScript Interface: Exception Handling, WebAssembly JavaScript Interface: Promise Integration, WebAssembly JavaScript Interface: JS String Builtins, WebAssembly JavaScript Interface
GenerateBidOutput.numMandatoryAdComponents (WebIDL dictionary member) §: Defined in Protected Audience
numOctaves (markup attribute for feTurbulence ) §: Defined in Filter Effects 1
SVGFETurbulenceElement.numOctaves (WebIDL attribute) §: Defined in Filter Effects 1
MediaStreamTrackProcessor.[[numPendingReads]] (internal slot) §: Defined in MediaStreamTrack Insertable Media Processing using Streams
"NV12" (value for VideoPixelFormat WebIDL enumeration) §: Defined in WebCodecs
nw-resize (CSS value for cursor ) §: Defined in CSS User Interface 3 , CSS User Interface 4 , CSS 2.2; Referenced in CSS Snapshot 2022, CSS Snapshot 2023
nwse-resize (CSS value for cursor ) §: Defined in CSS User Interface 3 , CSS User Interface 4; Referenced in CSS Snapshot 2022, CSS Snapshot 2023