How to update the counter of the number of items in the cart when adding a product there?

Question

PHP

in general, I display the number of goods in the basket <?php echo $cart_total; ?>,
and when adding new goods to this same basket, the number does not update itself, only when the page is refreshed, how to implement such a miracle?

Answer 1

At the time of adding a product to the cart, increase the counter using js / jQuery