Full form of CDN is Content Delivery Network
What is the benefits of CDN ?
CDN provides fast loading of website through globly distributed servers which works together to deliver fast loading of website
CDN does not host files like web hosting. it is just work on cache to provides fast delovery of website
to use React js dircetly in HTML we use CDN of react js script similiary to use clodflare CSS(Cascading Style Sheets) for html css we also use CSS CDN of cloudflare without writing in same HTML files to delivery fast loading of CSS or script to make website
in modern days mostly website prefer CDN to develivery fast loading of website.
CDN is used By major internet company like Facebook Amazon Google other popular news websites that delivery fast loading webiste
There are many internet compan provides CDN to deliver fast loading of website
popular CDN providers are Amazon AWS, Cloudflare
Popular CDN based tag that we use directly in HTML are
CSS CDN of cloudeflare:
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/4.7.0/css/font-awesome.min.css">
React js CDN to use directly in HTML
<script src="https://unpkg.com/react@16/umd/react.production.min.js"></script>
<script src="https://unpkg.com/react-dom@16/umd/react-dom.production.min.js"></script>
<script src="https://unpkg.com/babel-standalone@6.15.0/babel.min.js"></script>