Let’s put it all together into a single page that demonstrates the full “php id 1 shopping top” concept. Create index.php that shows top products and also allows direct access to product ID 1.
正常请求：product.php?id=1 恶意请求：product.php?id=1' OR '1'='1
: Force parameters to accept only expected data types. If an id is supposed to be a number, the PHP code should reject any input containing letters or special characters. php id 1 shopping top
// 验证Slug是否匹配，不匹配则重定向 if ($slug !== $product['slug']) header("Location: /products/$id/$product['slug']", true, 301); exit;
// Remove from cart if (isset($_GET['remove'])) $remove_id = (int)$_GET['remove']; unset($_SESSION['cart'][$remove_id]); header('Location: cart.php'); exit; Let’s put it all together into a single
$product = mysqli_fetch_assoc($result); $product['num'] = 1; // 默认数量为1
-- Products table CREATE TABLE products ( id INT AUTO_INCREMENT PRIMARY KEY, name VARCHAR(255), category_id INT, price DECIMAL(10,2), sales_count INT DEFAULT 0 ); If an id is supposed to be a
can mean two things:
PHP (Hypertext Preprocessor) has been the darling of the e-commerce world for decades. From early implementations in osCommerce and Zen Cart to the modern dominance of WooCommerce and Magento, PHP remains the bedrock of online retail.
id = 1 became a .