<!DOCTYPE html>
<html>
<head>
<title></title>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<script src="http://code.jquery.com/jquery-1.7.2.min.js" type="text/javascript"></script>
</head>
<body>
<select id="partenze" name="partenze">
<option value="MI">Milano</option>
<option value="VE">Venezia</option>
<option value="PA">Palermo</option>
</select>
<span id="output">
<select id="arrivi" name="arrivi">
<option value="">..........</option>
</select>
</span>
<script type="text/javascript">
$("#partenze").change(function () {
$("#partenze option:selected").each(function () {
$.ajax({
type: "GET",
url: "elabora.php",
data: "id=" + $(this).val(),
success: function(response){
$("#output").html(response);
}
});
});
})
</script>
</body>
</html><?php
// creo l'array, con lo switch o tramite query
switch ($_GET["id"]) {
case 'VE':
$array = array("LONDRA", "PARIGI", "ROMA");
break;
case 'PA':
$array = array("TOKIO", "MOSCA", "MONACO");
break;
case 'MI':
$array = array("NEW YORK", "SAN FRANCISCO", "CUBA");
break;
default:
$array = array("STAI A CASA");
break;
}
// creo la select ciclando l'array
echo "<select name='arrivi'>";
foreach ($array as $value) {
echo "<option value='" . $GET['id'] . "'>" . $value . "</option>";
}
echo "</select>";
?><form action="pagina_che_vuoi.php" method="post">
<select id="partenze" name="partenze">
<option value="MI">Milano</option>
<option value="VE">Venezia</option>
<option value="PA">Palermo</option>
</select>
<span id="output">
<select id="arrivi" name="arrivi">
<option value="">..........</option>
</select>
</span>
<input type="submit" value="Invia"/>
</form><?php
switch ($_POST["partenza"]) {
case 'VE':
header("location:venezia.html");
break;
case 'MI':
header("location:milano.html");
break;
default:
header("location:nonriconosciuto.html");
break;
}
?><!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>Documento senza titolo</title>
</head>
<body><FORM method="POST" action="read.php">
Partenza:
<select name="partenza">
<option selected="selected">Sicilia</option>
<option>Germania</option>
<option>Belgio</option>
</select>
Arrivo:
<select name="arrivo">
<option>Sicilia</option>
<option selected="selected">Germania</option>
<option>Belgio</option>
</select>
<INPUT type="submit" value="Invia">
</FORM>
</body>
</html><?php
$partenza = $_POST(‘partenza’);
$arrivo = $_POST(‘arrivo’);
echo " La partenza scelta è: $partenza
</br>
Il tuo arrivo è: $arrivo ”;
?>$partenza = $_POST(‘partenza’);
$arrivo = $_POST(‘arrivo’);$partenza = $_POST['partenza'];
$arrivo = $_POST['arrivo'];
