Constraint Validation API

- LS

API for better control over form field validation. Includes support for checkValidity(), setCustomValidity(), reportValidity() and validation states.

IE

  1. 5.5 - 9
  2. 10
  3. 11

Edge

  1. 12 - 13
  2. 14 - 16
  3. 17 - 81
  4. 83

Firefox

  1. 2 - 3.6
  2. 4 - 28
  3. 29 - 48
  4. 49 - 50
  5. 51 - 75
  6. 76
  7. 77 - 78

Chrome

  1. 4 - 14
  2. 15 - 24
  3. 25 - 39
  4. 40 - 81
  5. 83
  6. 84 - 86

Safari

  1. 3.1 - 5
  2. 5.1 - 7
  3. 7.1 - 9.1
  4. 10 - 13
  5. 13.1
  6. TP

Opera

  1. 9 - 11.5
  2. 11.6 - 12.1
  3. 15 - 26
  4. 27 - 67
  5. 68

iOS Safari

  1. 3.2 - 4.3
  2. 5 - 6.1
  3. 7 - 9.3
  4. 10 - 13.3
  5. 13.4

Opera Mini

  1. all

Android Browser

  1. 2.1 - 3
  2. 4 - 4.3
  3. 4.4 - 4.4.4
  4. 81

Blackberry Browser

  1. 7
  2. 10

Opera Mobile

  1. 10 - 11.5
  2. 12 - 12.1
  3. 46

Chrome for Android

  1. 81

Firefox for Android

  1. 68

IE Mobile

  1. 10
  2. 11

UC Browser for Android

  1. 12.12

Samsung Internet

  1. 4 - 10.1
  2. 11.1

QQ Browser

  1. 10.4

Baidu Browser

  1. 7.12

KaiOS Browser

  1. 2.5
Resources:
MDN article on constraint validation
`reportValidity()` ponyfill
MS Edge UserVoice request for reportValidity