<?php if (session_status() < 2) { session_start(); } echo '<meta http-equiv="Content-type" content="text/html;charset=UTF-8">'; if (isset($_POST['product_id'])) { $item = $_POST['product_id']; } if (isset($_POST['product_size'])) { $size = $_POST['product_size']; } if ($size === '30') { $price = $_POST['price30']; } if ($size === '60') { $price = $_POST['price60']; } require 'functions.php'; $cart = new smallCart(); $cart->add($item, $size, $price); header('location: pizza.php');