DataView.prototype.buffer

Baseline Widely available

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

buffer 属性描述了在构造时被 DataView 引用的 ArrayBuffer

尝试一下

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

js
var buffer = new ArrayBuffer(8);
var dataview = new DataView(buffer);
dataview.buffer; // ArrayBuffer { byteLength: 8 }

规范

Specification
ECMAScript Language Specification
# sec-get-dataview.prototype.buffer

浏览器兼容性

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参见