Request: blob() method

The blob() method of the Request interface reads the request body and returns it as a promise that resolves with a Blob.

Syntax

js

blob()

Parameters

None.

Return value

A promise that resolves with a Blob.

Examples

js

const obj = { hello: "world" };
const myBlob = new Blob([JSON.stringify(obj, null, 2)], {
  type: "application/json",
});

const request = new Request("/myEndpoint", {
  method: "POST",
  body: myBlob,
});

request.blob().then((myBlob) => {
  // do something with the blob sent in the request
});

Specifications

Specification
Fetch Standard
# ref-for-dom-body-blob①

Browser compatibility

BCD tables only load in the browser

See also