Something like this might work...
$var = strtolower($var);
if (isset($vars[$var])) {
$vars[$var]++;
} else {
$vars[$var] = 1;
}



buuuuut, I think this would be a built in function... Lemme check the documentation.


edit: Yeah, look here for some nice information... I think...

http://nl3.php.net/manual/hu/function.strcmp.php