What is React.Js? How much React Developer Earn and why it's so popular these days?

Welcome to the Detailed and advanced, ever simple React.js Course!
React.js is a front-end JavaScript library for building fast and interactive user interfaces for Web and Mobile applications.

In this tutorial you will learn:
What is React.Js?
Salary Information Of React.Js Developer
Comparison with other Javascript Frameworks/Libraries
React.Js Developer Jobs.
What are User Interfaces?
What are Components?

Important Links:

https://www.npmtrends.com
https://trends.google.com/trends
https://insights.stackoverflow.com/tr...

If you have any questions or suggestions. You can ask in the comments section and I will try my level to answer ASAP.