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session_start(); if(!isset($_SESSION['cart'])) { $_SESSION['cart'] = array(); } if(isset($_POST['product_id']) && isset($_POST['product_name']) && isset($_POST['price']) && isset($_POST['quantity'])) { $item = array( 'product_id' => $_POST['product_id'], 'product_name' => $_POST['product_name'], 'price' => $_POST['price'], 'quantity' => $_POST['quantity'] ); array_push($_SESSION['cart'], $item); } // Display cart contents $total = 0; foreach($_SESSION['cart'] as $item) { $subtotal = $item['price'] * $item['quantity']; $total += $subtotal; echo '<p>' . $item['product_name'] . ' - $' . $item['price'] . ' x ' . $item['quantity'] . ' = $' . $subtotal . '</p>'; } echo '<p>Total: $' . $total . '</p>';
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