instaling react code example
Example 1: install react js
npx create-react-app <appname> // eg: npx create-react-app blog
cd <appname> // cd blog
npm start //runs on localhost:3000
Example 2: how to install react js
C:\Users\Tutorialspoint\Desktop\reactApp>npm install react --save
C:\Users\Tutorialspoint\Desktop\reactApp>npm install react-dom --save