Request.arrayBuffer()

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

Syntax

request.arrayBuffer().then(function(buffer) {
   // do something with the buffer
});

Parameters

None.

Return value

A promise that resolves with an ArrayBuffer.

Examples

const myArray = new Uint8Array(10);

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

request.arrayBuffer().then(function(buffer) {
  // do something with the buffer sent in the request
});

Specifications

Specification
Fetch Standard
# ref-for-dom-body-arraybuffer①

Browser compatibility

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See also