<!DOCTYPE html>
<html lang="it">
<body>
<?php
if($_SERVER["REQUEST_METHOD"]=="POST"){
echo htmlspecialchars($_SERVER["PHP_SELF"]);
echo "<br>";
echo "<br>";
$ind=count($_POST);
echo ("L'array contiene " . $ind . " elementi");
echo "<br>";
echo "<br>";
foreach($_POST as $key=>$value){
if(is_array($value)){
echo $key."--->";
foreach($value as $elemento){
echo " ".$elemento;
}
echo "<br>";
} else{
echo "$key"."---> $value";
echo "<br>";
}
}
}
?>
</body>
</html>