include ("funzioni.php");
test();


$idregione = $_POST ['regione'];


$prov = mysql_query ("select * from regioni where grp_id = '$idregione'") or die (mysql_error());
while ($row = mysql_fetch_array ($prov))
{

$provincia = $row[provincia];





foreach ($provincia AS $dettaglio) {

echo $dettaglio;}



}


errore
Warning: Invalid argument supplied for foreach() in c:\programmi\apache group\apache\htdocs\invent\elabora.php on line 22

Warning: Invalid argument supplied for foreach() in c:\programmi\apache group\apache\htdocs\invent\elabora.php on line 22