What is React JS and Why should you use React JS?

What is React?

ReactJS is an open-source JavaScript library that is used mainly in development of  front-end application . React was developed at Facebook in 2011 and it provides developers with a new way to render websites elements on the screen.

It’s the most popular JavaScript library for building user interfaces.  As seen on google trend react is dominating the front end sphere, so if you would like to stay at the top of your frontend carrier you should learn react  

Why use React?

You must be wondering why you should use React.js.

React was created with a single focus: to create components for web applications. A React component can be anything in your web application like a Button, Text, Label, and Form etc.

React’s API is very simple to learn. It also has very few concepts you need to understand before you start building your personal projects. Here is a small example of a React Component: 

React libray is the perfect choice when you want to develop Single Page Applications (SPAs) as it can rewrite and update content on a web page without requiring your page to be reloaded in the browser.
Large social media sites, such as Instagram, Facebook, and Reddit use ReactJS on their front-end.

As we will see as we progress along

Learning react not only allows you to build websites ( web applications)  ,but  you can also use React Native to build mobile apps. And even create Desktop applications using a tool like Electron, which can run on both mac and windows using React.js technology.

So as we can see React is defiantly a great tool to work with and thorough this series we will use it to build-out our web applications.  I hope you learn something today and look forward to seeing you in the next video. 

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