dataView.buffer
buffer 属性描述了在构造时被 DataView 引用的 ArrayBuffer。
语法
dataview.buffer描述
buffer 属性是一个访问器(accessor)属性，它的 set 属性为 undefined，这意味着它是只读的。值在DataView 被创建时就确定了，且不能改变。
示例
使用buffer属性
var buffer = new ArrayBuffer(8);
var dataview = new DataView(buffer);
dataview.buffer; // ArrayBuffer { byteLength: 8 }规范
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 | |
浏览器兼容性
Feature | Chrome | Edge | Firefox (Gecko) | Internet Explorer | Opera | Safari |
|---|---|---|---|---|---|---|
Basic support | 9.0 | 12 | 15.0 (15.0) | 10 | 12.1 | 5.1 |
SharedArrayBuffer | No support | No support | 53 (53) 1 | No support | No support | No support |
Feature | Android | Chrome for Android | Edge | Firefox Mobile (Gecko) | IE Mobile | Opera Mobile | Safari Mobile |
|---|---|---|---|---|---|---|---|
Basic support | 4.0 | (Yes) | (Yes) | 15.0 (15) | ? | 12.0 | 4.2 |
SharedArrayBuffer | No support | No support | No support | 53 (53) 1 | No support | No support | No support |
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