Module

std/node/internal/buffer.d.ts>Buffer#readUInt8

Deno standard library
denoland/deno_std
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method Buffer.prototype.readUInt8
import { Buffer } from "https://dotland.deno.dev/std@0.177.0/node/internal/buffer.d.ts";

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

This function is also available under the readUint8 alias.

import { Buffer } from '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

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

Returns

number