external js file inside html file code example
Example 1: include script in html
<script type="text/javascript" src="/path/to/script.js"></script>Example 2: include script in html
<script>
console.log('u are poo')
</script><script type="text/javascript" src="/path/to/script.js"></script><script>
console.log('u are poo')
</script>