Check digit algorithms

Algorithms:

• Damm algorithm
• Luhn algorithm
• Verhoeff algorithm

Requirements

• PHP version 5.6 or greater

Install

composer require luisalberto/checkdigit-algorithms

Usage

<?php

require_once(dirname( __FILE__ ) . '/vendor/autoload.php');

$luhn = new \LuisAlberto\CheckDigit\LuhnCheckDigit();
$luhn->isValid("48721484");

License

Copyright 2021 Luis A. Ochoa

See LICENSE for the full license text.