Encoding API

Note: This feature is available in Web Workers.

The Encoding API provides a mechanism for handling text in various character encodings, including legacy non-UTF-8 encodings.

The API provides four interfaces: TextDecoder, TextEncoder, TextDecoderStream and TextEncoderStream.

Interfaces

Specifications

Specification
Encoding Standard
# interface-textdecoder
Encoding Standard
# interface-textencoder
Encoding Standard
# interface-textencoderstream
Encoding Standard
# interface-textdecoderstream

Browser compatibility

api.TextDecoder

Chrome
Edge
Firefox
Opera
Safari
Chrome Android
Firefox for Android
Opera Android
Safari on iOS
Samsung Internet
WebView Android
Deno
Node.js
TextDecoder
TextDecoder() constructor
decode
encoding
fatal
ignoreBOM
Available in workers

api.TextEncoder

Chrome
Edge
Firefox
Opera
Safari
Chrome Android
Firefox for Android
Opera Android
Safari on iOS
Samsung Internet
WebView Android
Deno
Node.js
TextEncoder
TextEncoder() constructor
encode
encodeInto
encoding
Available in workers

api.TextEncoderStream

Chrome
Edge
Firefox
Opera
Safari
Chrome Android
Firefox for Android
Opera Android
Safari on iOS
Samsung Internet
WebView Android
Deno
Node.js
TextEncoderStream
TextEncoderStream() constructor
encoding
readable
writable

api.TextDecoderStream

Chrome
Edge
Firefox
Opera
Safari
Chrome Android
Firefox for Android
Opera Android
Safari on iOS
Samsung Internet
WebView Android
Deno
Node.js
TextDecoderStream
TextDecoderStream() constructor
encoding
fatal
ignoreBOM
readable
writable

See also

  • Encoding API Encodings - Encodings that must be supported for decoding text.
  • A polyfill allowing to use this interface in browsers that don't support it