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 startnpx create-react-app my-app
cd my-app
yarn startnpx --ignore-existing create-react-app .<script src="https://unpkg.com/react@18/umd/react.production.min.js" crossorigin></script>
<script src="https://unpkg.com/react-dom@18/umd/react-dom.production.min.js" crossorigin></script>
<script src="https://unpkg.com/babel-standalone@6/babel.min.js"></script>