DataView.prototype.buffer

Baseline

20157

buffer DataView ArrayBuffer SharedArrayBuffer

// ArrayBuffer 
const buffer = new ArrayBuffer(123);

// 
const view = new DataView(buffer);

console.log(view.buffer.byteLength);
// : 123

buffer undefined DataView

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


ECMAScript 2027 LanguageSpecification # sec-get-dataview.prototype.buffer

MDN

MDN 202632

GitHub