Add-cart.php Num 〈PC UPDATED〉

header('Location: cart.php'); exit;

Using the GET method ( add-cart.php?num=123 ) allows state-changing actions to be executed via a simple URL. This opens the door to Cross-Site Request Forgery (CSRF) and web crawler complications, where search engine bots clicking links accidentally fill up server sessions. add-cart.php num

Related search suggestions (These are search terms you can use for further reading: "add to cart PHP example", "shopping cart quantity validation", "prevent CSRF add to cart", "session based shopping cart PHP") header('Location: cart

POST /add-cart.php HTTP/1.1 Host: example.com Content-Type: application/x-www-form-urlencoded Cookie: PHPSESSID=abc123 What is add-cart

This article explores how to implement this, focusing on using a num parameter within a PHP-driven shopping cart system. What is add-cart.php num ?

add-cart.php should use (not GET) + a CSRF token. If you must use GET, add a one‑time token:

$maxQty = min($product['stock'], 99); // example cap if ($num > $maxQty) $num = $maxQty;