polecenie utworzenia aplikacji React
npx create-react-app my-app
cd my-app
npm start
Proud Panther
npx create-react-app my-app
cd my-app
npm start// Go into the folder where you wish to create your app
yarn create react-app appnamenpx create-react-app app-name
cd app-name
npm startyarn create react-app my-appCopiednpx create-react-app my-app
cd my-app
yarn startnpm start or yarn start