buffer.Buffer.readUInt32BE

readUInt32BE(

offset?: number

): number;

Reads an unsigned, big-endian 32-bit integer from buf at the specifiedoffset.

This function is also available under the readUint32BE alias.

import { Buffer } from 'node:buffer';

const buf = Buffer.from([0x12, 0x34, 0x56, 0x78]);

console.log(buf.readUInt32BE(0).toString(16));
// Prints: 12345678

@param offset

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