Can I use
?

SpeechSynthesisEvent API: elapsedTime: `elapsedTime` in milliseconds

IE

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

Edge

  1. ❌ 12 - 13: Not supported
  2. ✅ 14 - 155: Supported
  3. ✅ 156: Supported

Firefox

  1. ❌ 2 - 48: Not supported
  2. ◐ 49 - 94: Partial support
  3. ❌ 95 - 159: Not supported
  4. ❌ 160: Not supported
  5. ❌ 161 - 163: Not supported

Chrome

  1. ❌ 4 - 32: Not supported
  2. ✅ 33 - 156: Supported
  3. ✅ 157: Supported
  4. ✅ 158 - 160: Supported

Safari

  1. ❌ 3.1 - 6.1: Not supported
  2. ✅ 7 - 14: Supported
  3. ❌ 14.1 - 27.1: Not supported
  4. ❌ 27.2: Not supported
  5. ❌ 27.3: Not supported
  6. ﹖ TP: Support unknown

Opera

  1. ❌ 10 - 20: Not supported
  2. ✅ 21 - 138: Supported
  3. ✅ 139: Supported

Safari on iOS

  1. ❌ 3.2 - 6.1: Not supported
  2. ✅ 7 - 14.4: Supported
  3. ❌ 14.5 - 26.6: Not supported
  4. ❌ 27.0: Not supported
  5. ❌ 27.1 - 27.2: Not supported

Opera Mini

  1. ﹖ all: Support unknown

Android Browser

  1. ❌ 2.1 - 4.4.4: Not supported
  2. ❌ 157: Not supported

Opera Mobile

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

Chrome for Android

  1. ✅ 157: Supported

Firefox for Android

  1. ❌ 160: Not supported

UC Browser for Android

  1. ✅ 15.5: Supported

Samsung Internet

  1. ✅ 4 - 30: Supported
  2. ✅ 31: Supported

QQ Browser

  1. ✅ 14.9: Supported

Baidu Browser

  1. ﹖ 13.52: Support unknown

KaiOS Browser

  1. ✅ 2.5: Supported
  2. ✅ 3: Supported