9 ) {
$odd -= 9;
}
$sum += $odd;
if ( $pos != ($length - 2) ) {
$sum += $reversedCCnumber[ $pos +1 ];
}
$pos += 2;
}
# Calculate check digit
$checkdigit = (( floor($sum/10) + 1) * 10 - $sum) % 10;
$ccnumber .= $checkdigit;
return $ccnumber;
}
function credit_card_number($prefixList, $length, $howMany) {
for ($i = 0; $i < $howMany; $i++) {
$ccnumber = $prefixList[ array_rand($prefixList) ];
$result[] = completed_number($ccnumber, $length);
}
return $result;
}
function output($title, $numbers) {
$result[] = "";
$result[] = "
$title
";
$result[] = implode('
', $numbers);
$result[]= '';
return implode('
', $result);
}
#
# Main
#
echo "";
$mastercard = credit_card_number($mastercardPrefixList, 16, 10);
echo output("Mastercard", $mastercard);
$visa16 = credit_card_number($visaPrefixList, 16, 10);
echo output("VISA 16 digit", $visa16);
echo "
";
echo "";
$visa13 = credit_card_number($visaPrefixList, 13, 5);
echo output("VISA 13 digit", $visa13);
$amex = credit_card_number($amexPrefixList, 15, 5);
echo output("American Express", $amex);
echo "
";
# Minor cards
echo "";
$discover = credit_card_number($discoverPrefixList, 16, 3);
echo output("Discover", $discover);
$diners = credit_card_number($dinersPrefixList, 14, 3);
echo output("Diners Club", $diners);
echo "
";
echo "";
$enRoute = credit_card_number($enRoutePrefixList, 15, 3);
echo output("enRoute", $enRoute);
$jcb = credit_card_number($jcbPrefixList, 16, 3);
echo output("JCB", $jcb);
echo "
";
echo "";
$voyager = credit_card_number($voyagerPrefixList, 15, 3);
echo output("Voyager", $voyager);
echo "
";
?>