Web platform features explorer

Exception handling (WebAssembly)

Widely available since 2024-11-03
Tags: webassembly Groups: WebAssembly

Exceptions break the normal control flow of execution to represent exceptional behavior, such as an error. You can respond to the exception in JavaScript code.

Browser support

  • Chrome 95 Released on 2021-10-19
  • Chrome Android 95 Released on 2021-10-19
  • Edge 95 Released on 2021-10-21
  • Firefox 100 Released on 2022-05-03
  • Firefox for Android 100 Released on 2022-05-03
  • Safari 15.2 Released on 2021-12-13
  • Safari on iOS 15.2 Released on 2021-12-13