Web platform features explorer

contextlost and contextrestored

Limited availability
Tags: api Groups: Canvas

The contextlost event for <canvas> fires when the canvas backing storage is lost, while the contextrestored event fires when it is recreated.

Specifications

Browser support

  • Chrome 99 Released on 2022-03-01
  • Chrome Android 99 Released on 2022-03-01
  • Edge 99 Released on 2022-03-03
  • Firefox 125 Released on 2024-04-16
  • Firefox for Android 125 Released on 2024-04-16
  • Safari
  • Safari on iOS

Baseline availability blocked since April 2024 by Safari (15 months)

Usage (according to Chrome Platform Status)

~0.056% of page loads. More data at chromestatus.