PHP program to demonstrate the use of destructor

<?php
//PHP program to demonstrate the use of destructor.
class Sample
{
    private $num1;
    private $num2;

    public function __construct($n1, $n2)
    {
        $this->num1 = $n1;
        $this->num2 = $n2;
    }

    public function PrintValues()
    {
        echo "Num1: " . $this->num1 . "<br>";
        echo "Num2: " . $this->num2 . "<br>";
    }

    public function __destruct()
    {
        echo "Destructor called";
    }
}

$S = new Sample(30, 40);
$S->PrintValues();
?>

Output
Num1: 30
Num2: 40
Destructor called