Widely Available
WebAssembly
id: wasm-sign-extension-operators
Sign extension operators (WebAssembly)
Sign-extension operator instructions extend the width of 8-bit, 16-bit, and 32-bit values to 32-bit and 64-bit values.
Baseline Status:
Achieved Widely Available on Oct 26, 2023 (Cross-browser Newly Available since Apr 26, 2021).
Desktop Browser Engine Support
Google Chrome
69
Supported
Mozilla Firefox
62
Supported
Apple Safari
14.1
Supported
Microsoft Edge
18
Supported
Mobile Browser Engine Support
Chrome Android
69
Firefox Android
62
Safari iOS
14.5
Specifications and References
MDN Browser Compat Data Keys: