Proxy object

- OTHER

The Proxy object allows custom behavior to be defined for fundamental operations. Useful for logging, profiling, object visualization, etc.

Chrome

  1. 4 - 18: Not supported
  2. 19 - 37: Disabled by default
  3. 38 - 48: Not supported
  4. 49 - 122: Supported
  5. 123: Supported
  6. 124 - 126: Supported

Edge

  1. 12 - 122: Supported
  2. 123: Supported

Safari

  1. 3.1 - 9.1: Not supported
  2. 10 - 17.3: Supported
  3. 17.4: Supported
  4. 17.5 - TP: Supported

Firefox

  1. 2 - 17: Not supported
  2. 18 - 123: Supported
  3. 124: Supported
  4. 125 - 127: Supported

Opera

  1. 9 - 12.1: Not supported
  2. 15 - 24: Disabled by default
  3. 25 - 35: Not supported
  4. 36 - 108: Supported
  5. 109: Supported

IE

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

Chrome for Android

  1. 123: Supported

Safari on iOS

  1. 3.2 - 9.3: Not supported
  2. 10 - 17.3: Supported
  3. 17.4: Supported
  4. 17.5: Supported

Samsung Internet

  1. 4: Not supported
  2. 5 - 23: Supported
  3. 24: 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: Supported

Android Browser

  1. 2.1 - 4.4.4: Not supported
  2. 123: Supported

Firefox for Android

  1. 124: Supported

QQ Browser

  1. 14.9: Supported

Baidu Browser

  1. 13.52: Supported

KaiOS Browser

  1. 2.5: Supported
  2. 3: Supported
Resources:
Meta programming with ECMAScript 6 proxies
MDN Web Docs - Proxy
ECMAScript 6 Proxies
Polyfill for Proxies
Experimenting with ECMAScript 6 proxies