String.prototype.padStart(), String.prototype.padEnd()

- OTHER

The padStart() and padEnd() methods pad the current string with a given string (eventually repeated) so that the resulting string reaches a given length. The pad is applied from the start (left) of the current string for padStart(), and applied from the end (right) of the current string for padEnd().

Chrome

  1. ❌ 4 - 56: Not supported
  2. ✅ 57 - 154: Supported
  3. ✅ 155: Supported
  4. ✅ 156 - 158: Supported

Edge

  1. ❌ 12 - 14: Not supported
  2. ✅ 15 - 154: Supported
  3. ✅ 155: Supported

Safari

  1. ❌ 3.1 - 9.1: Not supported
  2. ✅ 10 - 26.6: Supported
  3. ✅ 27: Supported
  4. ✅ 27.1 - TP: Supported

Firefox

  1. ❌ 2 - 47: Not supported
  2. ✅ 48 - 157: Supported
  3. ✅ 158: Supported
  4. ✅ 159 - 161: Supported

Opera

  1. ❌ 9 - 43: Not supported
  2. ✅ 44 - 134: Supported
  3. ✅ 135: Supported

IE

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

Chrome for Android

  1. ✅ 155: Supported

Safari on iOS

  1. ❌ 3.2 - 9.3: Not supported
  2. ✅ 10 - 26.6: Supported
  3. ✅ 27.0: Supported
  4. ✅ 27.1 - 27.2: Supported

Samsung Internet

  1. ❌ 4 - 6.4: Not supported
  2. ✅ 7.2 - 29: Supported
  3. ✅ 30: 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. ✅ 155: Supported

Firefox for Android

  1. ✅ 158: Supported

QQ Browser

  1. ✅ 14.9: Supported

Baidu Browser

  1. ✅ 13.52: Supported

KaiOS Browser

  1. ✅ 2.5: Supported
  2. ✅ 3: Supported
Resources:
MDN Web Docs - padEnd()
MDN Web Docs - padStart()
Polyfill for this feature is available in the core-js library