ti posto l'intero codice:


include 'connect.php';

$query=select *, (sommafinale - versato) as Saldo from info where utente="tizio";
$result=mysql_query($query) or die("Non riesco ad eseguire la richiesta");
$array = mysql_fetch_row($result);

echo " <tr>";
echo " <td><center> Utente:</center></td>";
echo " <td><center> SommaFinale:</center></td>";
echo " <td><center> Versato:</center></td>";
echo " <td><center> Saldo:</center></td>";
echo " </tr>";
echo " <tr>";

while($line = mysql_fetch_array ($result)){

echo " <td><center>". $line["Utente"] . "</center></td>";
echo " <td><center>". $line["SommaFinale"] . "</center></td>";
echo " <td><center>". $line["Versato"] . "</center></td>";
echo " <td><center>". $line["Saldo"] . "</center></td>";
echo " </tr>";
}

mysql_close($connect);
?>