jQuery, PHP, Ajax

For the url value, whatever I try url: "cart-process.php", url: "/cart-process.php", url: "./cart-process.php", it is not working. It shows that the page is not found (404).

How to solve this problem? Thank you.

features Php cart-process.php us cart.js us head rColor.js us hideForm.js us toggleCart.js us toggleSidebar.js us admin.js us jquery.min.js 5 5 $(function() { $('.product-button_add").on("click', function() { const p_id = $(this).attr("data-id"); console.log(p_id); $.ajax({ type: "GET", data: {p_id : p_id}, url: "cart-process.php", dataType: "JSON", success: function (data) { console.log(data); }, error: function (error) { console.log('Error:', error); } }); }); }); us cart.js us headerColor.js PhD cart-process.php X php index.php php functions.php assets > js > features > Php cart-process.php > ... 1 E?php 2 3 // require_once("db.php"); 4 5 6 if (isset($_GET['p_id'])) { $p_id = htmlspecialchars($_GET['p_id'], ENT_QUOTES, 'UTF-8'); echo $p_id; } 7 8 9 10 ? * GET http://localhosta tart-process.php?p_id=1 jquery.min.js:2 0404 (Not Found) Error: cart.js:16 {readyState: 4, getResponseHeader: f, getAll ResponseHeaders: f.setRequestHeade r: f, overrideMimeType: f, ...}