Skip to main content
Using Deno in production at your company? Earn free Deno merch.
Give us feedback
Module

x/deno/ext/node/polyfills/buffer.ts>Buffer#writeUInt32LE

A modern runtime for JavaScript and TypeScript.
denoland/deno
Go to Latest
method Buffer.prototype.writeUInt32LE
import { Buffer } from "https://deno.land/x/deno@v1.39.0/ext/node/polyfills/buffer.ts";

Writes value to buf at the specified offset as little-endian. The valuemust be a valid unsigned 32-bit integer. Behavior is undefined when value is anything other than an unsigned 32-bit integer.

This function is also available under the writeUint32LE alias.

import { Buffer } from "ext:deno_node/internal/buffer";

const buf = Buffer.allocUnsafe(4);

buf.writeUInt32LE(0xfeedface, 0);

console.log(buf);
// Prints: <Buffer ce fa ed fe>

Parameters

value: number

Number to be written to buf.

optional
offset: number

Number of bytes to skip before starting to write. Must satisfy 0 <= offset <= buf.length - 4.

Returns

number

offset plus the number of bytes written.