Pop\Payment\Adapter\AbstractAdapter::filterCardNum PHP Метод

    protected function filterCardNum($ccNum)
    {
        $filtered = $ccNum;
        if (strpos($filtered, '-') !== false) {
            $filtered = str_replace('-', '', $filtered);
        }
        if (strpos($filtered, ' ') !== false) {
            $filtered = str_replace(' ', '', $filtered);
        }
        return $filtered;
    }