DataView.prototype.setFloat32()

Baseline

20157

setFloat32() DataView 32 DataView 4

// ArrayBuffer 
const buffer = new ArrayBuffer(16);

const view = new DataView(buffer);
view.setFloat32(1, Math.PI);

console.log(view.getFloat32(1));
// : 3.1415927410125732

setFloat32(byteOffset, value)
setFloat32(byteOffset, value, littleEndian)

byteOffset
value
littleEndian: false undefined

undefined

RangeError: byteOffset

setFloat32()

const buffer = new ArrayBuffer(10);
const dataview = new DataView(buffer);
dataview.setFloat32(0, 3);
dataview.getFloat32(1); // 2


ECMAScript 2027 LanguageSpecification # sec-dataview.prototype.setfloat32

JavaScript
DataView
ArrayBuffer
Float32Array

MDN

MDN 202634

GitHub

DataView
1. DataView()
Object/Function
1. __proto__
2. constructor