Easter Sale 2025

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TOPIC: Problem with credit card validation rule function

Problem with credit card validation rule function 15 years 1 day ago #10344

i made this validation code but is not working. please some one help me.
function validateCC($cardnumber,$CardType) {
 
	if($CardType == "American Express") {
	$denum = "American Express";
	} elseif($CardType == "Dinners") {
	$denum = "Diner's Club";
	} elseif($CardType == "Discover") {
	$denum = "Discover";
	} elseif($CardType == "MasterCard$CardType") {
	$denum = "Master Card";
	} elseif($CardType == "Visa") {
	$denum = "Visa";
	}
 
	if($CardType == "American") {
	$pattern = "/^([34|37]{2})([0-9]{13})$/";//American Express
	if (preg_match($pattern,$cardnumber)) {
	$verified = true;
	} else {
	$verified = false;
	}
 
 
	} elseif($CardType == "Dinners") {
	$pattern = "/^([30|36|38]{2})([0-9]{12})$/";//Diner's Club
	if (preg_match($pattern,$cardnumber)) {
	$verified = true;
	} else {
	$verified = false;
	}
 
 
	} elseif($CardType == "Discover") {
	$pattern = "/^([6011]{4})([0-9]{12})$/";//Discover Card
	if (preg_match($pattern,$cardnumber)) {
	$verified = true;
	} else {
	$verified = false;
	}
 
 
	} elseif($CardType == "Master") {
	$pattern = "/^([51|52|53|54|55]{2})([0-9]{14})$/";//Mastercard
	if (preg_match($pattern,$cardnumber)) {
	$verified = true;
	} else {
	$verified = false;
	}
 
 
	} elseif($CardType == "Visa") {
	$pattern = "/^([4]{1})([0-9]{12,15})$/";//Visa
	if (preg_match($pattern,$cardnumber)) {
	$verified = true;
	} else {
	$verified = false;
	}
 
	}
 
	if($verified == false) {
	//Do something here in case the validation fails
	return false;
 
	} else { //if it will pass...do something
	return true;
	}
 
 
}


This is the error: Warning: Missing argument 2 for validateCC()
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Re:Problem with credit card validation rule function 14 years 11 months ago #10375

I'd like help on the same topic please
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  • 1

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We do not monitor these forums. The forum is provided to exchange information and experience with other users ONLY. Forum responses are not guaranteed.

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For more information, the Support Policy is located here.

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