Web platform features explorer

Resize observer

Widely available since 2023-01-28
Tags: api

The ResizeObserver API observes and reacts to changes in the size of DOM elements.

Browser support (view on caniuse.com)

  • Chrome 64 Released on 2018-01-23
  • Chrome Android 64 Released on 2018-01-23
  • Edge 79 Released on 2020-01-15
  • Firefox 69 Released on 2019-09-03
  • Firefox for Android 79 Released on 2020-07-28
  • Safari 13.1 Released on 2020-03-24
  • Safari on iOS 13.4 Released on 2020-03-24