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

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

1## Open your Terminal and put these commands, then hit Enter
2npx create-react-app my-react-app
3cd my-react-app
4npm start
5## Then open http://localhost:3000/ to see your app.

1  npx create-react-app my-app --template typescript
2

1# NPX
2npx create-react-app .

1npx create-react-app app-name
2cd app-name
3npm start
4

1//to create react app
2
3npx create-react-app your-app-name
4
5//go to the app directory 
6
7cd your-app-name
8
9//to start the react app in browser
10
11npm start

1//open terminal and run this code
2create-react-app newreact
3//it will install all the packages

1npm install --save typescript @types/node @types/react @types/react-dom @types/jest
2
3# or
4
5yarn add typescript @types/node @types/react @types/react-dom @types/jest