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CSS3 word-break

- CR

Property to prevent or allow words to be broken over multiple lines between letters.

Chrome

  1. 4 - 43: Partial support
  2. 44 - 105: Supported
  3. 106: Supported
  4. 107 - 109: Supported

Edge

  1. 12 - 104: Supported
  2. 105: Supported

Safari

  1. 3.1 - 8: Partial support
  2. 9 - 15.6: Supported
  3. 16.0: Supported
  4. 16.1 - TP: Supported

Firefox

  1. 2 - 14: Not supported
  2. 15 - 104: Supported
  3. 105: Supported
  4. 106 - 107: Supported

Opera

  1. 9 - 12.1: Not supported
  2. 15 - 30: Partial support
  3. 31 - 90: Supported
  4. 91: Supported

IE

  1. 5.5 - 10: Supported
  2. 11: Supported

Chrome for Android

  1. 105: Supported

Safari on iOS

  1. 3.2 - 8.4: Partial support
  2. 9 - 15.6: Supported
  3. 16.0: Supported
  4. 16.1: Supported

Samsung Internet

  1. 4 - 17.0: Supported
  2. 18.0: Supported

Opera Mini

  1. all: Not supported

Opera Mobile

  1. 10 - 12.1: Not supported
  2. 64: Supported

UC Browser for Android

  1. 13.4: Supported

Android Browser

  1. 2.1 - 4.4.4: Partial support
  2. 105: Supported

Firefox for Android

  1. 104: Supported

QQ Browser

  1. 13.1: Supported

Baidu Browser

  1. 13.18: Supported

KaiOS Browser

  1. 2.5: Supported

Partial support refers to supporting the break-all value, but not the keep-all value.

Chrome, Safari and other WebKit/Blink browsers also support the unofficial break-word value which is treated like word-wrap: break-word.

Resources:
MDN Web Docs - CSS word-break
WebPlatform Docs