codice:
<script> 
  function SalvaRecord(IdForm){ 
    document.forms[IdForm].submit(); 
  }  </script> 
  <?php 
$db = new SQLite3("/var/databases/CronoTermo/DBCronoTermo"); 
$results = $db->query('SELECT * FROM DS18B20'); 
 
echo "<table border=\"1\">"; 
 
$i=0;  while ($row = $results->fetchArray()) { 
$i = $i + 1; 
 
  echo "<form action=\"prova.php\" id=\"SalvaModifiche_$i\" method=\"POST\">"; 
  echo "<tr>"; 
 
    echo "<td><select name=\"comm\" id=\"comm\" onchange=\"SalvaRecord('SalvaModifiche_$i')\">"; 
      echo "</option>"; 
      echo "<option>ON</option>"; 
      echo "<option>OFF</option>"; 
    echo "</select></td>"; 
 
    echo "<td><input name=\"ID_mod\"  value=\"$row[ID]\"></td>"; 
 
  echo "</form>"; 
  echo "</tr>";  } 
echo "</table>";  ?>