npm react code example

Example 1: react dom install

npm install react react-dom

Example 2: create react app

npx create-react-app my-app
cd my-app
npm start

Example 3: create react app install

RUN IN CMD

npm install -g create-react-app

Example 4: latest react version npm

//Is used to update the version only such as 16.0.0 can be update to latest 16.13.0 but.. 
//but.. 15.0.0 can't be updated to 16.13.0 or to 16.0.0 with this
npm update react

//Use this to go from 15.0.0 to 16.13.0
npm install --save react@latest

Example 5: npm install react

npm i react

Example 6: install react js

npx create-react-app <appname>  //  eg:  npx create-react-app blog
cd <appname>  // cd blog
npm start  //runs on localhost:3000