The buffer accessor property represents the ArrayBuffer or SharedArrayBuffer referenced by the DataView at construction time.
dataview.buffer
The buffer 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 DataView is constructed and cannot be changed.
buffer propertyvar buffer = new ArrayBuffer(8);
var dataview = new DataView(buffer);
dataview.buffer; // ArrayBuffer { byteLength: 8 }
| Specification | Status | Comment |
|---|---|---|
| ECMAScript 2015 (6th Edition, ECMA-262) The definition of 'DataView.prototype.buffer' in that specification. | Standard | Initial definition. |
| ECMAScript Latest Draft (ECMA-262) The definition of 'DataView.prototype.buffer' in that specification. | Draft |
| Desktop | ||||||
|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | |
| Basic support | 9 | 12 | 15 | 10 | 12.1 | 5.1 |
SharedArrayBuffer accepted as buffer |
60 | ? | 55 | ? | ? | ? |
| Mobile | |||||||
|---|---|---|---|---|---|---|---|
| Android webview | Chrome for Android | Edge Mobile | Firefox for Android | Opera for Android | iOS Safari | Samsung Internet | |
| Basic support | 4 | Yes | Yes | 15 | 12 | 4.2 | Yes |
SharedArrayBuffer accepted as buffer |
? | ? | ? | 55 | ? | ? | ? |
| Server | |
|---|---|
| Node.js | |
| Basic support | Yes |
SharedArrayBuffer accepted as buffer |
? |
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https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/DataView/buffer