Can I use
?

KeyboardEvent API: isComposing

IE

  1. ❌ 6 - 10: Not supported
  2. ❌ 11: Not supported

Edge

  1. ❌ 12 - 18: Not supported
  2. ✅ 79 - 153: Supported
  3. ✅ 154: Supported

Firefox

  1. ❌ 2 - 30: Not supported
  2. ✅ 31 - 157: Supported
  3. ✅ 158: Supported
  4. ✅ 159 - 161: Supported

Chrome

  1. ❌ 4 - 55: Not supported
  2. ✅ 56 - 153: Supported
  3. ✅ 154: Supported
  4. ✅ 155 - 157: Supported

Safari

  1. ❌ 3.1 - 10: Not supported
  2. ◐ 10.1 - 26.6: Partial support
  3. ◐ 27: Partial support
  4. ◐ 27.1 - TP: Partial support

Opera

  1. ❌ 10 - 42: Not supported
  2. ✅ 43 - 134: Supported
  3. ✅ 135: Supported

Safari on iOS

  1. ❌ 3.2 - 10.2: Not supported
  2. ◐ 10.3 - 26.6: Partial support
  3. ◐ 27.0: Partial support
  4. ◐ 27.1 - 27.2: Partial support

Opera Mini

  1. ﹖ all: Support unknown

Android Browser

  1. ❌ 2.1 - 4.4.4: Not supported
  2. ✅ 154: Supported

Opera Mobile

  1. ❌ 12 - 12.1: Not supported
  2. ✅ 80: Supported

Chrome for Android

  1. ✅ 154: Supported

Firefox for Android

  1. ✅ 157: Supported

UC Browser for Android

  1. ✅ 15.5: Supported

Samsung Internet

  1. ❌ 4 - 5.4: Not supported
  2. ✅ 6.2 - 29: Supported
  3. ✅ 30: Supported

QQ Browser

  1. ✅ 14.9: Supported

Baidu Browser

  1. ﹖ 13.52: Support unknown

KaiOS Browser

  1. ❌ 2.5: Not supported
  2. ✅ 3: Supported