isutf8
Quick check if a Node.js Buffer or Uint8Array is UTF-8.
Install
npm install isutf8
Usage
CommonJS
'use strict';
const isUtf8 = require('isutf8');
const buf = Buffer.from([0xd0, 0x90]);
console.log(isUtf8(buf)); // => true
// or
const arr = new Uint8Array([0xd0, 0x90]);
console.log(isUtf8(arr)); // => trueES Modules or TypeScript
import isUtf8 from 'isutf8';
const buf = Buffer.from([0xd0, 0x90]);
console.log(isUtf8(buf)); // => true
// or
const arr = new Uint8Array([0xd0, 0x90]);
console.log(isUtf8(arr)); // => true