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TextEncoder & TextDecoder

- LS

TextEncoder encodes a JavaScript string into bytes using the UTF-8 encoding and returns the resulting Uint8Array of those bytes. TextDecoder does the reverse.

Chrome

  1. ❌ 4 - 37: Not supported
  2. ✅ 38 - 142: Supported
  3. ✅ 143: Supported
  4. ✅ 144 - 146: Supported

Edge

  1. ❌ 12 - 18: Not supported
  2. ✅ 79 - 142: Supported
  3. ✅ 143: Supported

Safari

  1. ❌ 3.1 - 10: Not supported
  2. ✅ 10.1 - 26.1: Supported
  3. ✅ 26.2: Supported
  4. ✅ 26.3 - TP: Supported

Firefox

  1. ❌ 2 - 18: Not supported
  2. ◐ 19: Partial support
  3. ✅ 20 - 145: Supported
  4. ✅ 146: Supported
  5. ✅ 147 - 149: Supported

Opera

  1. ❌ 9 - 24: Not supported
  2. ✅ 25 - 124: Supported
  3. ✅ 125: Supported

IE

  1. ❌ 5.5 - 10: Not supported
  2. ❌ 11: Not supported

Chrome for Android

  1. ✅ 143: Supported

Safari on iOS

  1. ❌ 3.2 - 10.2: Not supported
  2. ✅ 10.3 - 26.1: Supported
  3. ✅ 26.2: Supported
  4. ✅ 26.3: Supported

Samsung Internet

  1. ✅ 4 - 28: Supported
  2. ✅ 29: Supported

Opera Mini

  1. ❌ all: Not supported

Opera Mobile

  1. ❌ 10 - 12.1: Not supported
  2. ✅ 80: Supported

UC Browser for Android

  1. ✅ 15.5: Supported

Android Browser

  1. ❌ 2.1 - 4.4.4: Not supported
  2. ✅ 143: Supported

Firefox for Android

  1. ✅ 146: Supported

QQ Browser

  1. ✅ 14.9: Supported

Baidu Browser

  1. ✅ 13.52: Supported

KaiOS Browser

  1. ✅ 2.5: Supported
  2. ✅ 3: Supported
Resources:
WebKit Bug 160653 - Support TextEncoder & TextDecoder APIs
MDN Web Docs - TextEncoder