<?php

class User
{
    function __construct($username)
    {
        $this->username = $username;
        echo "Hello from function __construct()\n";
    }

    function __destruct()
    {
        echo "Hello from function __destruct()\n";
    }
}

$new_user_object = new User("guest");
$serialized_new_user_object = serialize($new_user_object);

var_dump($serialized_new_user_object);

?>