Verhoeff

A check digit algorith, Verhoeff Algorithm (ja)

in JavaScript (ES module)

• Verhoeff.js

how to use

import { Verhoeff } from "https://code4fukui.github.io/Verhoeff/Verhoeff.js";

console.log(Verhoeff.calc(236)); // 3
console.log(Verhoeff.check(2363)); // true
console.log(Verhoeff.addCheckDigit(236)); // 2363

test

deno test

sample app

Verhoeff.js test

related

• Damm
• Luhn
• Modulus11