Truncate an IP address? :)

[k3bap]

I need to truncate an IP address so that if I have

192.168.0.1

I end up with

192.168.0

any ideas what would be the best way to do this?

 

[k3bap]

solved it

$words = explode(".", $ip);

echo ($words[0].".".$words[1].".".$words[2]);