Web platform features explorer - Exception references with exnref (WebAssembly)

Web platform features explorer

Tags: webassembly Groups: WebAssembly

When caught, an exception is reified into an exception reference, a value of the new type exnref.

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Specifications

https://github.com/WebAssembly/exception-handling/blob/main/proposals/exception-handling/Exceptions.md

Browser support

Chrome ❌
Chrome Android ❌
Edge ❌
Firefox 131 Released on 2024-10-01
Firefox for Android 131 Released on 2024-10-01
Safari 18.4 Released on 2025-03-31
Safari on iOS 18.4 Released on 2025-03-31

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