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Code snippet to identify the credit card type from it's number
function GetCardType(number)
{
// visa
var re = new RegExp("^4");
if (number.match(re) != null)
return "Visa";
// Mastercard
re = new RegExp("^5[1-5]");
if (number.match(re) != null)
return "Mastercard";
// AMEX
re = new RegExp("^3[47]");
if (number.match(re) != null)
return "AMEX";
// Discover
re = new RegExp("^(6011|622(12[6-9]|1[3-9][0-9]|[2-8][0-9]{2}|9[0-1][0-9]|92[0-5]|64[4-9])|65)");
if (number.match(re) != null)
return "Discover";
// Diners
re = new RegExp("^36");
if (number.match(re) != null)
return "Diners";
// Diners - Carte Blanche
re = new RegExp("^30[0-5]");
if (number.match(re) != null)
return "Diners - Carte Blanche";
// JCB
re = new RegExp("^35(2[89]|[3-8][0-9])");
if (number.match(re) != null)
return "JCB";
// Visa Electron
re = new RegExp("^(4026|417500|4508|4844|491(3|7))");
if (number.match(re) != null)
return "Visa Electron";
return "";
}
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