prova cosi:
Codice PHP:
if ($op=="1") {
$op2 = "valore1";
} elseif ($op=="2") {
$op2 = "valore2";
}
$query = "(SELECT * FROM tabella1)
UNION
(SELECT * FROM tabella2)
ORDER BY $op";
prova cosi:
Codice PHP:
if ($op=="1") {
$op2 = "valore1";
} elseif ($op=="2") {
$op2 = "valore2";
}
$query = "(SELECT * FROM tabella1)
UNION
(SELECT * FROM tabella2)
ORDER BY $op";