Czech company registration number (IČO) Validator
Czech: Validátor identifikačního čísla osoby IČO
Installation
Install the latest version with
$ composer require czechphp/ico-validator
Basic usage
<?php
use Czechphp\ICOValidator\ICOValidator;
$validator = new ICOValidator();
$violation = $validator->validate('25596641');
if ($violation === ICOValidator::ERROR_NONE) {
// valid
}