note 18208 added to function.ip2long

Here is a simple way to check if a given IP is valid: function valid_ip($ip) { if(!is_string($ip)) return false; $ip_long = ip2long($ip); $ip_reverse = long2ip($ip_long); if($ip == $ip_reverse) return true; else return false; } -- http://www.php.net/manual/en/function.ip2long.php http://master.php.net/manage/user-notes.php?action=edit+18208 http://master.php.net/manage/user-notes.php?action=delete+18208 http://master.php.net/manage/user-notes.php?action=reject+18208