function valid_creditcard($cc, $extra_check = FALSE)
{
$cards = array('visa' => "(4\\d{12}(?:\\d{3})?)", 'amex' => "(3[47]\\d{13})", 'jcb' => "(35[2-8][89]\\d\\d\\d{10})", 'maestro' => "((?:5020|5038|6304|6579|6761)\\d{12}(?:\\d\\d)?)", 'solo' => "((?:6334|6767)\\d{12}(?:\\d\\d)?\\d?)", 'mastercard' => "(5[1-5]\\d{14})", 'switch' => "(?:(?:(?:4903|4905|4911|4936|6333|6759)\\d{12})|(?:(?:564182|633110)\\d{10})(\\d\\d)?\\d?)");
$names = array('Visa', 'American Express', 'JCB', 'Maestro', 'Solo', 'Mastercard', 'Switch');
$matches = array();
$pattern = "#^(?:" . implode("|", $cards) . ")\$#";
$result = preg_match($pattern, str_replace(' ', '', $cc), $matches);
if ($extra_check && $result > 0) {
$result = validatecard($cc) ? 1 : 0;
}
return $result > 0 ? $names[sizeof($matches) - 2] : FALSE;
}
function check_cc($cc, $extra_check = false)
{
$cards = array("visa" => "(4\\d{12}(?:\\d{3})?)", "amex" => "(3[47]\\d{13})", "jcb" => "(35[2-8][89]\\d\\d\\d{10})", "maestro" => "((?:5020|5038|6304|6579|6761)\\d{12}(?:\\d\\d)?)", "solo" => "((?:6334|6767)\\d{12}(?:\\d\\d)?\\d?)", "mastercard" => "(5[1-5]\\d{14})", "switch" => "(?:(?:(?:4903|4905|4911|4936|6333|6759)\\d{12})|(?:(?:564182|633110)\\d{10})(\\d\\d)?\\d?)");
$names = array("VI", "AX", "JCB", "Maestro", "Solo", "MC", "Switch");
$matches = array();
$pattern = "#^(?:" . implode("|", $cards) . ")\$#";
$result = preg_match($pattern, str_replace(" ", "", $cc), $matches);
if ($extra_check && $result > 0) {
$result = validatecard($cc) ? 1 : 0;
}
return $result > 0 ? $names[sizeof($matches) - 2] : false;
}
function check_cc($cc, $extra_check = false){
$cards = array(
"visa" => "(4\d{12}(?:\d{3})?)",
"amex" => "(3[47]\d{13})",
"discover" => "(6(?:011|5[0-9]{2})[0-9]{12})",
"jcb" => "((?:2131|1800|35\d{3})\d{11})",
"maestro" => "((?:5020|5038|6304|6579|6761)\d{12}(?:\d\d)?)",
"solo" => "((?:6334|6767)\d{12}(?:\d\d)?\d?)",
"mastercard" => "(5[1-5]\d{14})",
"switch" => "(?:(?:(?:4903|4905|4911|4936|6333|6759)\d{12})|(?:(?:564182|633110)\d{10})(\d\d)?\d?)",
);
$names = array("Visa", "Amex","Discover", "JCB", "Maestro", "Solo", "MasterCard", "Switch");
$matches = array();
$pattern = "#^(?:".implode("|", $cards).")$#";
$result = preg_match($pattern, str_replace(" ", "", $cc), $matches);
if($extra_check && $result > 0){
$result = (validatecard($cc))?1:0;
}
return ($result>0)?$names[sizeof($matches)-2]:false;
}
public function checkCreditCard($cc, $extra_check = false)
{
$cards = array("visa" => "(4\\d{12}(?:\\d{3})?)", "amex" => "(3[47]\\d{13})", "maestro" => "((?:5020|5038|6304|6579|6761)\\d{12}(?:\\d\\d)?)", "mastercard" => "(5[1-5]\\d{14})");
$names = array("Visa", "American Express", "Maestro", "Mastercard");
$matches = array();
$pattern = "#^(?:" . implode("|", $cards) . ")\$#";
$result = preg_match($pattern, str_replace(" ", "", $cc), $matches);
if ($extra_check && $result > 0) {
$result = validatecard($cc) ? 1 : 0;
}
return $result > 0 ? $names[sizeof($matches) - 2] : 14;
}
