ECMAScript 5 Strict Mode

- OTHER

Method of placing code in a "strict" operating context.

IE

  1. 8
  2. 9
  3. 10
  4. 11

Edge

  1. 14
  2. 15
  3. 16
  4. 17
  5. 18

Firefox

  1. 58
  2. 59
  3. 60
  4. 61
  5. 62
  6. 63

Chrome

  1. 64
  2. 65
  3. 66
  4. 67
  5. 68
  6. 69
  7. 70

Safari

  1. 10
  2. 10.1
  3. 11
  4. 11.1
  5. 12
  6. TP

Opera

  1. 50
  2. 51
  3. 52
  4. 53

iOS Safari

  1. 10.0-10.2
  2. 10.3
  3. 11.0-11.2
  4. 11.3-11.4
  5. 12

Opera Mini

  1. all

Android Browser

  1. 4.2-4.3
  2. 4.4
  3. 4.4.3-4.4.4
  4. 67

Blackberry Browser

  1. 7
  2. 10

Opera Mobile

  1. 11.5
  2. 12
  3. 12.1
  4. 46

Chrome for Android

  1. 67

Firefox for Android

  1. 60

IE Mobile

  1. 10
  2. 11

UC Browser for Android

  1. 11.8

Samsung Internet

  1. 4
  2. 5
  3. 6.2
  4. 7.2

QQ Browser

  1. 1.2

Baidu Browser

  1. 7.12