react js installation steps

1npx create-react-app my-app
2cd my-app
3npm start

1npx create-react-app <appname>  //  eg:  npx create-react-app blog
2cd <appname>  // cd blog
3npm start  //runs on localhost:3000

1const path = require('path');
2const HtmlWebpackPlugin = require('html-webpack-plugin');
3
4module.exports = {
5   entry: './main.js',
6   output: {
7      path: path.join(__dirname, '/bundle'),
8      filename: 'index_bundle.js'
9   },
10   devServer: {
11      inline: true,
12      port: 8001
13   },
14   module: {
15      rules: [
16         {
17            test: /\.jsx?$/,
18            exclude: /node_modules/,
19            loader: 'babel-loader',
20            query: {
21               presets: ['es2015', 'react']
22            }
23         }
24      ]
25   },
26   plugins:[
27      new HtmlWebpackPlugin({
28         template: './index.html'
29      })
30   ]
31}