static function get($var)
{
if (!self::$_get) {
self::$_get = self::clean($_GET);
}
if (isset(Request::$NAMED_ARGS[$var])) {
return self::clean(Request::$NAMED_ARGS[$var]);
} elseif (isset(self::$_get[$var])) {
return self::clean(self::$_get[$var]);
} else {
return null;
}
}