Untitled

<html>
<body>

<?php


$con = mysql_connect("127.0.0.1","root","root");
if (!$con)
  {
  die('Could not connect: ' . mysql_error());
  }
$ip=$_SERVER["REMOTE_ADDR"];
$gamertag=$_POST["gamertag"];
$alias=$_POST["alias"];

$sql = "SELECT gamertag FROM lobby WHERE gamertag = '$gamertag'";

echo "$gamertag";
echo "<br>";
echo "$alias";
echo "<br>";
echo "$ip";
echo "<br>";

// Checking the Username
$buscarusuario = "SELECT gamertag FROM lobby WHERE gamertag LIKE '$gamertag'";
$resultadouser = mysql_query($buscarusuario);

if (mysql_num_rows($resultadouser) > 0){
echo "Username you've entered already taken.<br> ";
echo("Registration not completed.<br>");
}


$result = mysql_query($sql);

if(mysql_num_rows($result) == 1) {
	echo 'a row has been found';
} else {
	echo 'no rows were returned';
}


?>


</body>
</html>