CODE EXAMPLE FOR HTML

dropdown

    <link rel="stylesheet" href="https://cdn.jsdelivr.net/gh/fontenele/bootstrap-navbar-dropdowns@5.0.2/dist/css/bootstrap-navbar-dropdowns.min.css">
    <script src="https://cdn.jsdelivr.net/gh/fontenele/bootstrap-navbar-dropdowns@5.0.2/dist/js/bootstrap-navbar-dropdowns.min.js"></script>

    <script>
        $('.navbar').navbarDropdown({theme: 'bs4', trigger: 'mouseover'});
        // @TODO add options
    </script>