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.

Compatibility (view on caniuse.com)

• Chrome 69 Released on 2018-09-04
• Chrome Android 69 Released on 2018-09-04
• Edge 18 Released on 2018-10-02
• Firefox 62 Released on 2018-09-05
• Firefox for Android 62 Released on 2018-09-05
• Safari 14.1 Released on 2021-04-26
• Safari on iOS 14.5 Released on 2021-04-26