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;
}