how to add jquery to shopify
<!-- Include jQuery in your theme.liquid file, between <head> tag --> <head> <script src="https://code.jquery.com/jquery-3.4.1.js" integrity="sha256-WpOohJOqMqqyKL9FccASB9O0KwACQJpFTUBLTYOVvVU=" crossorigin="anonymous"> </script> </head>