session_start(); ?> <!DOCTYPE html> <html> <head> <meta charset="UTF-8"> </head> <body> <?php include_once 'Pizza.php'; if (!isset($_SESSION[margarita])) { $_SESSION[margarita] = serialize(new Pizza('Margarita', 'mediana', 'pedida')); $_SESSION[cuatroQuesos] = serialize(new Pizza('Funghi', 'familiar', 'pedida')); $_SESSION[funghi] = serialize(new Pizza('Cuatro Quesos', 'mediana', 'pedida')); } $margarita = unserialize($_SESSION[margarita]); $cuatroQuesos = unserialize($_SESSION[cuatroQuesos]); $funghi = unserialize($_SESSION[funghi]); $margarita->sirve(); echo $margarita; echo $cuatroQuesos; echo $funghi; echo Pizza::getNumPedidas(); echo Pizza::getNumServidas(); ?> </body> </html>