UTF-8 only polyfill for the Encoding Living Standard's API.

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711.0.27 years ago9 years agoMinified + gzip package size for text-encoding-utf-8 in KB


This is a partial polyfill for the Encoding Living Standard API for the Web, allowing encoding and decoding of textual data to and from Typed Array buffers for binary data in JavaScript.
This is fork of text-encoding that only support UTF-8.
Basic examples and tests are included.

Install ###

There are a few ways you can get the text-encoding-utf-8 library.

Node ####

text-encoding-utf-8 is on npm. Simply run:
npm install text-encoding-utf-8

Or add it to your package.json dependencies.

HTML Page Usage ###

<script src="encoding.js"></script>

API Overview ###

Basic Usage
var uint8array = TextEncoder(encoding).encode(string);
var string = TextDecoder(encoding).decode(uint8array);

Streaming Decode
var string = "", decoder = TextDecoder(encoding), buffer;
while (buffer = next_chunk()) {
  string += decoder.decode(buffer, {stream:true});
string += decoder.decode(); // finish the stream

Encodings ###

Only utf-8 and UTF-8 are supported.

Non-Standard Behavior ###

Only utf-8 and UTF-8 are supported.


Binary size matters, especially on a mobile phone. Safari on iOS does not support TextDecoder or TextEncoder.