The byteLength
accessor property represents the length of an ArrayBuffer
in bytes.
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Description
The byteLength
property is an accessor property whose set accessor function is undefined
, meaning that you can only read this property. The value is established when the array is constructed and cannot be changed. This property returns 0 if this ArrayBuffer
has been detached.
Examples
Using byteLength
var buffer = new ArrayBuffer(8); buffer.byteLength; // 8
Specifications
Specification |
---|
ECMAScript (ECMA-262) The definition of 'ArrayBuffer.prototype.byteLength' in that specification. |
Browser compatibility
The compatibility table on this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.
Desktop | Mobile | Server | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
byteLength | Chrome Full support 7 | Edge Full support 12 | Firefox Full support 4 | IE Full support 10 | Opera Full support 11.6 | Safari Full support 5.1 | WebView Android Full support 4 | Chrome Android Full support 18 | Firefox Android Full support 4 | Opera Android Full support 12 | Safari iOS Full support 4.2 | Samsung Internet Android Full support 1.0 | nodejs Full support 0.10 |
Legend
- Full support
- Full support