Web platform features explorer

Reference types (WebAssembly)

Widely available since 2024-05-19
Tags: webassembly Groups: WebAssembly

The externref type can be both a value type and a table element type, while funcref can be a value type.

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Browser support (view on caniuse.com)

  • Chrome 96 Released on 2021-11-15
  • Chrome Android 96 Released on 2021-11-15
  • Edge 96 Released on 2021-11-19
  • Firefox 79 Released on 2020-07-28
  • Firefox for Android 79 Released on 2020-07-28
  • Safari 15.1 Released on 2021-10-25
  • Safari on iOS 15.1 Released on 2021-10-25