Typed function references (WebAssembly)Baseline · Newly available
A typed function reference can be called directly.
Works in the latest version of every major browser, but older devices may not support it yet. Baseline since Sep 16, 2024.
Browser support
DesktopChrome
1–118Not supported
119+Supportedsince Oct 31, 2023
Current: 155Edge
12–118Not supported
119+Supportedsince Nov 2, 2023
Current: 154Firefox
1–119Not supported
120+Supportedsince Nov 21, 2023
Current: 157Safari
1–17.6Not supported
18+Supportedsince Sep 16, 2024
Current: 27MobileChrome Android
18–118Not supported
119+Supportedsince Oct 31, 2023
Current: 155Firefox Android
4–119Not supported
120+Supportedsince Nov 21, 2023
Current: 157Safari iOS
1–17.6Not supported
18+Supportedsince Sep 16, 2024
Current: 27How to use
Every current browser supports this, but it only became Baseline on Sep 16, 2024. Use it as a progressive enhancement, or keep a fallback if you support older devices.
Example
Full syntax and examples are on MDN — see the links below.
Feature detection
There’s no simple runtime check for this feature; rely on the support table and test in your target browsers.