destination read-only property of the
Request interface returns a string describing the type of content being requested. The string must be one of those found in the
RequestDestination enumerated type or the empty string, which is the default value.
destination is used by the user agent to, for example, help determine which set of rules to follow for CORS purposes, or how to navigate any complicated code paths that affect how specific types of request get handled.
var destination = request.destination;
A string from the
RequestDestination enumerated type which indicates the type of content the request is asking for. This type is much broader than the usual document type values (such as
"manifest"), and may include contextual cues such as
In the following snippet, we create a new request using the
Request.Request() constructor (for an image file in the same directory as the script), then save the request's destination:
var myRequest = new Request('flowers.jpg'); var myDestination = myRequest.destination; // returns the empty string by default
The definition of 'destination' in that specification.
|Living Standard||Initial definition|
|Feature||Android webview||Chrome for Android||Edge mobile||Firefox for Android||Opera Android||iOS Safari||Samsung Internet|