Blob: bytes() method

Limited availability

This feature is not Baseline because it does not work in some of the most widely-used browsers.

Note: This feature is available in Web Workers.

The bytes() method of the Blob interface returns a Promise that resolves with a Uint8Array containing the contents of the blob as an array of bytes.

Syntax

js
bytes()

Parameters

None.

Return value

A Promise that fulfills with a Uint8Array object containing the blob data.

Exceptions

The method will reject the returned Promise if, for example, the reader used to fetch the blob's data throws an exception.

Specifications

Specification
File API
# dom-blob-bytes

Browser compatibility