RequestDestination - Web APIs 编辑

The RequestDestination enumerated type contains the permitted values for a request's destination. These string values indicate potential types of content that a request may try to retrieve.

Values

""

The default value of destination is used for destinations that do not have their own value. navigator.sendBeacon(), EventSource, <a ping>, <area ping>, fetch(), XMLHttpRequest, WebSocket, Cache and more.

"audio"

The target is audio data.

"audioworklet"

The target is data being fetched for use by an audio worklet.

"document"

The target is a document (HTML or XML).

"embed"

The target is embedded content.

"font"

The target is a font.

"image"

The target is an image.

"manifest"

The target is a manifest.

"object"

The target is an object.

"paintworklet"

The target is a paint worklet.

"report"

The target is a report.

"script"

The target is a script.

"serviceworker"

The target is a service worker.

"sharedworker"

The target is a shared worker.

"style"

The target is a style

"track"

The target is an HTML <track>.

"video"

The target is video data.

"worker"

The target is a worker.

"xslt"

The target is an XLST transform.

Specifications

Browser compatibility

BCD tables only load in the browser

See also

• Fetch API
• Using Fetch
• Request.destination