javascript add external script code example

Example 1: import js in html

<script type="text/javascript" src="yourfile.js"></script>

Example 2: javascript dynamicly include another js file

var script = document.createElement('script');
script.src = "https://www.examplesite/myscript.js";
document.head.appendChild(script);

Example 3: javascript add div

<div id="new">
<p id="p1">Tutorix</p>
<p id="p2">Tutorialspoint</p>
</div>
<script>
   var tag = document.createElement("p");
   var text = document.createTextNode("Tutorix is the best e-learning platform");
   tag.appendChild(text);
   var element = document.getElementById("new");
   element.appendChild(tag);
</script>