This is an experimental technology
Because this technology's specification has not stabilized, check the compatibility table for the proper prefixes to use in various browsers. Also note that the syntax and behavior of an experimental technology is subject to change in future versions of browsers as the spec changes.

The TextEncoder.encode method returns a Uint8Array containing the text given in parameters encoded with the specific method for that TextEncoder object.


b1 = encoder.encode(buffer, options);
b2 = encoder.encode(buffer);


Is a DOMString containing the text to encode.
options Optional
Is a TextEncodeOptions dictionary with the property:
A Boolean flag indicating if the encoding can be done in chunks or not. It defaults to false.


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

Browser compatibility

Feature Chrome Firefox (Gecko) Internet Explorer Opera Safari (WebKit)
Basic support 38 19.0 (19.0) [1] Not supported 25 Not supported
Available in Web Workers 38 20.0 (20.0) Not supported 25 Not supported
Feature Android Firefox Mobile (Gecko) Firefox OS IE Phone Opera Mobile Safari Mobile
Basic support Not supported 19.0 (19.0) [1] 1.0.1 (19.0) Not supported ? Not supported
Available in Web Workers Not supported 20.0 (20.0) 1.0.1 (20.0) Not supported ? Not supported

[1] An earlier, and slightly different, version of the specification was implemented in Firefox 18.

See also


© 2016 Mozilla Contributors
Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.

API Encoding Experimental Expérimental Method Reference Référence TextEncoder