buffer
属性描述了在构造时被 DataView 引用的 ArrayBuffer
。
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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) DataView.prototype.buffer |
Standard | Initial definition. |
ECMAScript (ECMA-262) DataView.prototype.buffer |
Living Standard |
浏览器兼容性
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