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:dir() CSS pseudo-class

- WD

Matches elements based on their directionality. :dir(ltr) matches elements which are Left-to-Right. :dir(rtl) matches elements which are Right-to-Left.

Chrome

  1. ❌ 4 - 90: Not supported
  2. ❌ 91 - 119: Disabled by default
  3. ✅ 120 - 137: Supported
  4. ✅ 138: Supported
  5. ✅ 139 - 141: Supported

Edge

  1. ❌ 12 - 104: Not supported
  2. ❌ 105 - 119: Disabled by default
  3. ✅ 120 - 137: Supported
  4. ✅ 138: Supported

Safari

  1. ❌ 3.1 - 16.3: Not supported
  2. ✅ 16.4 - 18.4: Supported
  3. ✅ 18.5: Supported
  4. ✅ 26.0 - TP: Supported

Firefox

  1. ❌ 2 - 16: Not supported
  2. ✅ 17 - 48: Supported
  3. ✅ 49 - 139: Supported
  4. ✅ 140: Supported
  5. ✅ 141 - 143: Supported

Opera

  1. ❌ 9 - 90: Not supported
  2. ❌ 91 - 105: Disabled by default
  3. ✅ 106 - 116: Supported
  4. ✅ 117: Supported

IE

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

Chrome for Android

  1. ✅ 138: Supported

Safari on iOS

  1. ❌ 3.2 - 16.3: Not supported
  2. ✅ 16.4 - 18.4: Supported
  3. ✅ 18.5: Supported
  4. ✅ 26.0: Supported

Samsung Internet

  1. ❌ 4 - 24: Not supported
  2. ✅ 25 - 27: Supported
  3. ✅ 28: 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: Not supported

Android Browser

  1. ❌ 2.1 - 4.4.4: Not supported
  2. ✅ 138: Supported

Firefox for Android

  1. ✅ 140: Supported

QQ Browser

  1. ❌ 14.9: Not supported

Baidu Browser

  1. ❌ 13.52: Not supported

KaiOS Browser

  1. ✅ 2.5: Supported
  2. ✅ 3: Supported
Resources:
Chrome issue #576815: CSS4 pseudo-class :dir()
WebKit bug #64861: Need support for :dir() pseudo-class
MDN Web Docs - CSS :dir
HTML specification for `:dir()`
JS Bin testcase