JAVASCRIPT

jquery script tag

<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.5.1/jquery.min.js"></script>

// Put this script in the head of your index.html to load jQuery
// The Google Hosted Libraries is a stable, reliable, high-speed, 
// globally available content distribution network for the most popular, 
// open-source JavaScript libraries.

// Google works directly with the key stakeholders for each library effort 
// and accepts the latest versions as they are released.

jQuery script tag to include into HTML

<script src="https://code.jquery.com/jquery-3.5.1.min.js"></script>

how add script to html in jquery

$.getScript("test.js", function(){
    alert("Running test.js");
});