private function checkCreditCard($owner, $type, $number, $cvv, $expiry) { $is_valid = true; if ($is_valid) { $is_valid = CreditCard::number((int) $number); } if ($is_valid) { $is_valid = CreditCard::expiry($expiry['month'], $expiry['year']); } if ($is_valid) { $is_valid = CreditCard::owner($owner); } //if($is_valid) $is_valid = CreditCard::cvv($cvv,$type); return $is_valid; }