Web/API/TextEncoder/encode

The TextEncoder.prototype.encode() method takes a USVString as input, and returns a Uint8Array containing the text given in parameters encoded with the specific method for that TextEncoder object.

Syntax

b1 = encoder.encode(string);

Parameters

string: Is a USVString containing the text to encode.

Return value

A Uint8Array object.

Examples

<p class="source">This is a sample paragraph.</p>
<p class="result">Encoded result: </p>

const sourcePara = document.querySelector('.source');
const resultPara = document.querySelector('.result');
const string = sourcePara.textContent;

const textEncoder = new TextEncoder();

let encoded = textEncoder.encode(string);
resultPara.textContent += encoded;

Specifications

Specification	Status	Comment
EncodingThe definition of 'TextEncoder.prototype.encode()' in that specification.	Living Standard	Initial definition.

Browser compatibility

Update compatibility data on GitHub

	Desktop						Mobile
	Chrome	Edge	Firefox	Internet Explorer	Opera	Safari	Android webview	Chrome for Android	Firefox for Android	Opera for Android	Safari on iOS	Samsung Internet
`encode` Experimental'	Chrome Full support 38	Edge Full support 79	Firefox Full support 19 Full support 19 Full support 18 Notes' Notes' Firefox 18 implemented an earlier and slightly different version of the specification.	IE No support No	Opera Full support 25	Safari Full support 10.1	WebView Android Full support 38	Chrome Android Full support 38	Firefox Android Full support 19 Full support 19 Full support 18 Notes' Notes' Firefox 18 implemented an earlier and slightly different version of the specification.	Opera Android Full support Yes	Safari iOS Full support 10.3	Samsung Internet Android Full support 3.0

Legend

Full support: Full support
No support: No support
Experimental. Expect behavior to change in the future.': Experimental. Expect behavior to change in the future.
See implementation notes.': See implementation notes.