What is ReactJS? Why we should use ReactJS? What are true strengths of ReactJS?

What is ReactJS?

ReactJS is a JavaScript library for building front-end (user interfaces). ReactJS library is an open-source view layer that uses virtual DOM for good performance. It is developed and maintained by Facebook. React allows us to create reusable components, state manipulation, and fast rendering.

Why use ReactJS?

Following are some reasons of using ReactJS:

  • Easy to learn and simple to use
  • High performance rendering on the front-end
  • One way data binding
  • After all it is JavaScript
  • Good testing strategies
  • Strong community and small learning curve

What are the strength of ReactJS?

ReactJS is powerful based on some key concepts of ideas. Those are:

  • React has a powerful composition model and it recommends using composition over inheritance
  • The data flow is unidirectional
  • True freedom from DSLs
  • Explicit mutation
  • Static mental model
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