Crie novo aplicativo 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 my-app --use-npmnpx create-react-app app-name
cd app-name
npm startnpx create-react-app my-app
cd my-app
npm start
//Note:npx on the first line is not a typo —
//it’s a package runner tool that comes with npm 5.2+.npx create-react-app my-app
cd my-app
yarn start