Resizable buffers
Newly available since 2024-07-09
The resize() method of an ArrayBuffer and the grow() method of a SharedArrayBuffer, constructed with the maxByteLength option, changes the size of the buffer in place.
Learning resources on MDN
Browser support
- Chrome 111 Released on 2023-03-07
- Chrome Android 111 Released on 2023-03-07
- Edge 111 Released on 2023-03-13
- Firefox 128 Released on 2024-07-09
- Firefox for Android 128 Released on 2024-07-09
- Safari 16.4 Released on 2023-03-27
- Safari on iOS 16.4 Released on 2023-03-27
Specifications
- ECMAScript® 2025 Language Specification (#sec-get-arraybuffer.prototype.resizable), from TC39 (Ecma International).
- ECMAScript® 2025 Language Specification (#sec-get-sharedarraybuffer.prototype.growable), from TC39 (Ecma International).
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