TextEncoder

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Table of Contents

  1. Properties
  2. Constructor
  3. Methods
  4. Specifications
  5. Browser compatibility
  6. See also

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 interface represents an encoder for a specific method, that is a specific character encoding, like utf-8, iso-8859-2, koi8, cp1261, gbk, ... An encoder takes a stream of code points as input and emits a stream of bytes.

Properties

The TextEncoder interface doesn't inherit any property.

TextEncoder.encoding Read only
Is a DOMString containing the name of the encoder, that is a string describing the method the TextEncoder will use.

Constructor

TextEncoder()
Returns a newly constructed TextEncoder that will generate a byte stream with the encoding method specified in parameters.

Methods

The TextEncoder interface doesn't inherit any method.

TextEncoder.encode()
Returns a Uint8Array containing the text encoded with the method for this specific TextEncoder object.

Specifications

Specification Status Comment
Encoding Living Standard Initial definition.

Browser compatibility

Feature Chrome Firefox (Gecko) Internet Explorer Opera Safari (WebKit)
Basic support Not supported 19.0 (19.0) [1] Not supported ? Not supported
Available in Web Workers Not supported 20.0 (20.0) Not supported ? 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

  • The TextDecoder interface describing the inverse operation.
  • A shim allowing to use this interface in browsers that don't support it.

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