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TextEncoder & TextDecoder

This module takes a JavaScript string using a UTF-8 encoding and returns the bytes Uint8Array. This is very useful when sending custom data over the network.

Last updated on : 2025-11-11

Browser Versions

Edge

Firefox

Chrome

Safari

Opera

5.5 - 11

12 - 18

79 - 142

2 - 18

19 - 19

20 - 147

4 - 37

38 - 145

3.2 - 10

10.1 - 26.2

9.5 - 24

25 - 122

Fully Supported

Partially

No Support

Specifications

Encoding # interface-textencoder

Browser Compatibility

TextEncoder & TextDecoder on IE is not supported on any IE versions.

TextEncoder & TextDecoder on Edge is fully supported on 79-142, and not supported on 12-18 Edge versions.

TextEncoder & TextDecoder on Firefox is fully supported on 20-147, partially supported on 19-19, and not supported on 2-18 Firefox versions.

TextEncoder & TextDecoder on Chrome is fully supported on 38-145, and not supported on 4-37 Chrome versions.

TextEncoder & TextDecoder on Safari is fully supported on 10.1-26.2, and not supported on 3.2-10 Safari versions.

TextEncoder & TextDecoder on Opera is fully supported on 25-122, and not supported on 9.5-24 Opera versions.

TextEncoder & TextDecoder on Safari on iOS is fully supported on 10.3-26.1, and not supported on 3.2-10 Safari on iOS versions.

TextEncoder & TextDecoder on Android Browser is fully supported on 97-142, and not supported on 2.3-4 Android Browser versions.

TextEncoder & TextDecoder on Opera Mobile is fully supported on 64-80, and not supported on 10-12 Opera Mobile versions.

TextEncoder & TextDecoder on Chrome for Android is fully supported on all Chrome for Android versions.

TextEncoder & TextDecoder on Firefox for Android is fully supported on all Firefox for Android versions.

TextEncoder & TextDecoder on Samsung Internet is fully supported on all Samsung Internet versions.

Browser Support for TextEncoder & TextDecoder

TextEncoder & TextDecoder on Chrome

TextEncoder & TextDecoder on Safari

TextEncoder & TextDecoder on Firefox

TextEncoder & TextDecoder on Internet Explorer

TextEncoder & TextDecoder on Opera

TextEncoder & TextDecoder on Edge

References

Data sourced from

High

Overall Browser Compatibility Score

Note:TextEncoder & TextDecoder shows a browser compatibility score of 92. This is a collective score out of 100 to represent browser support of a web technology. The higher this score is, the greater is the browser compatibility. The browser compatibility score is not a 100% reflection for every browser and the web technology support. However, it does give you an estimate on how much you should rely on a particular web technology in terms of browser compatibility.

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