CODE EXAMPLE FOR JAVASCRIPT

font awesome cdn svg with js

<script defer src="https://pro.fontawesome.com/releases/v5.10.0/js/all.js" integrity="sha384-G/ZR3ntz68JZrH4pfPJyRbjW+c0+ojii5f+GYiYwldYU69A+Ejat6yIfLSxljXxD" crossorigin="anonymous"></script>