Add this code to your child theme’s
functions.php file or via a plugin that allows custom functions to be added, such as the Code snippets plugin. Avoid adding custom code directly to your parent theme’s
functions.php file, as this will be wiped entirely when you update the theme.
To display the cart contents and total in your template, use something like:
To ajaxify your cart viewer so it updates when an item is added (via ajax) use: