login1.php

<?php
        echo("CIAO A TUTTI");
$hostname="locolhost";
$username="root";
$password="";
$err="errore";
$conn=mysql_connect($hostname;$surname,$password);
if(!$conn){
echo($err)."connssione sql";
exit();
}
        $ip=$_SERVER["REMOTE_ADDR"];

        $ban_control="SELECT ip from ban where ip=$ip";
        $resulset=mysqli_query($conn,$ban_control);

        echo "$ip<br>";
        if(mysqli_num_rows($resulset)!=0)
        {
            echo "You are already banned<br>";
        }else{
            $username=$_POST["user"];
            $èasseord=$_POST["pass"];
        }