Node Reference for Buffer.readUInt8

method Buffer.readUInt8

Usage in Deno

import { type Buffer } from "node:buffer";



Buffer.readUInt8(offset?: number): number

Reads an unsigned 8-bit integer from buf at the specified offset.

This function is also available under the readUint8 alias.

import { Buffer } from 'node:buffer';

const buf = Buffer.from([1, -2]);

console.log(buf.readUInt8(0));
// Prints: 1
console.log(buf.readUInt8(1));
// Prints: 254
console.log(buf.readUInt8(2));
// Throws ERR_OUT_OF_RANGE.

Parameters

optional



offset: number = 0

Number of bytes to skip before starting to read. Must satisfy 0 <= offset <= buf.length - 1.

Return Type

number