Returns a Headers object consisting of the headers associated with request. Note that headers added in the network layer by the user agent will not be accounted for in this object, e.g., the "Host" header.
Returns request's subresource integrity metadata, which is a cryptographic hash of the resource being fetched. Its value consists of multiple hashes separated by whitespace. [SRI]
Returns a boolean indicating whether or not request can outlive the global in which it was created.
Returns request's HTTP method, which is "GET" by default.
Returns the redirect mode associated with request, which is a string indicating how redirects for the request will be handled during fetching. A request will follow redirects by default.
Returns the signal associated with request, which is an AbortSignal object indicating whether or not request has been aborted, and its abort event handler.
Returns the URL of request as a string.
This Fetch API interface represents a resource request.
MDN Reference