포트체크 방법

$action    = $_POST["action"];

$portaddres = $_POST["portaddres"];

$ipaddres  = $_POST["ipaddres"];

 

 

if($action == 'y'){

        $port_array = explode(",",$portaddres);

echo "IP :".$ipaddres.'

$fp = @fsockopen($ipaddres, $port_array[$i], $errno, $errstr, 2);

            echo $port_array[$i];

if($fp){ echo " <font color=#0000FF>Open</font>

} else { echo " <font color=#FF0000>Close</font>