react build command code example

Example 1: npx create-react-app

npx create-react-app my-app
cd my-app
npm start

Example 2: react build command

npm run build

Example 3: create a new project with create-react-app

npx create-react-app project-name

Example 4: new create react app

npx 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+.

Example 5: how to create a new react app

npx create-react-app your-project-name

Example 6: create-react-app npm yarn

to override yarn
npx create-react-app my-app --use-npm