TextEncoder: encode() method

Baseline Widely available

This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

Note: This feature is available in Web Workers.

The TextEncoder.encode() method takes a string as input, and returns a Uint8Array containing the string encoded using UTF-8.

Syntax

js
encode(string)

Parameters

string

A string containing the text to encode.

Return value

A Uint8Array object containing the UTF-8 encoding of the input string.

Examples

html
<p class="source">Sample paragraph.</p>
<p class="result">Encoded result:</p>
js
const sourcePara = document.querySelector(".source");
const resultPara = document.querySelector(".result");
const string = sourcePara.textContent;

const textEncoder = new TextEncoder();

const encoded = textEncoder.encode(string);
resultPara.textContent = `${resultPara.textContent} ${encoded}`;

Specifications

Specification
Encoding
# ref-for-dom-textencoder-encode①

Browser compatibility

See also