Details & Summary elements

- LS

The <details> element generates a simple no-JavaScript widget to show/hide element contents, optionally by clicking on its child <summary> element.

Chrome

  1. ❌ 4 - 11: Not supported (but has polyfill available)
  2. ✅ 12 - 18: Supported
  3. ✅ 19 - 35: Supported
  4. ✅ 36 - 154: Supported
  5. ✅ 155: Supported
  6. ✅ 156 - 158: Supported

Edge

  1. ❌ 12 - 18: Not supported
  2. ✅ 79 - 154: Supported
  3. ✅ 155: Supported

Safari

  1. ❌ 3.1 - 5.1: Not supported (but has polyfill available)
  2. ✅ 6 - 10: Supported
  3. ✅ 10.1 - 11.1: Supported
  4. ✅ 12 - 26.6: Supported
  5. ✅ 27: Supported
  6. ✅ 27.1 - TP: Supported

Firefox

  1. ❌ 2: Not supported
  2. ❌ 3 - 46: Not supported (but has polyfill available)
  3. ❌ 47 - 48: Disabled by default
  4. ✅ 49 - 157: Supported
  5. ✅ 158: Supported
  6. ✅ 159 - 161: Supported

Opera

  1. ❌ 9 - 11: Not supported (but has polyfill available)
  2. ❌ 11.1 - 12.1: Not supported
  3. ✅ 15 - 134: Supported
  4. ✅ 135: Supported

IE

  1. ❌ 5.5: Not supported
  2. ❌ 6 - 8: Not supported (but has polyfill available)
  3. ❌ 9 - 10: Not supported
  4. ❌ 11: Not supported

Chrome for Android

  1. ✅ 155: Supported

Safari on iOS

  1. ❌ 3.2 - 5.1: Not supported (but has polyfill available)
  2. ✅ 6 - 9.3: Supported
  3. ✅ 10 - 11.2: Supported
  4. ✅ 11.3 - 26.6: Supported
  5. ✅ 27.0: Supported
  6. ✅ 27.1 - 27.2: Supported

Samsung Internet

  1. ✅ 4 - 29: Supported
  2. ✅ 30: Supported

Opera Mini

  1. ❌ all: Not supported (but has polyfill available)

Opera Mobile

  1. ❌ 10 - 12.1: Not supported (but has polyfill available)
  2. ✅ 80: Supported

UC Browser for Android

  1. ✅ 15.5: Supported

Android Browser

  1. ❌ 2.1 - 3: Not supported (but has polyfill available)
  2. ✅ 4 - 4.4.4: Supported
  3. ✅ 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:
Bug on Firefox support
MDN Web Docs - details
MDN Web Docs - summary
Fallback script
Details Element Polyfill
HTML5 Doctor article
jQuery fallback script
has.js test
WebPlatform Docs