start react native app code example

Example 1: how to run react native app

react-native run-android 
react-native run-ios

Example 2: create react-native project

npx react-native init AwesomeProject

Example 3: react native init project

react-native init AwesomeProject

Example 4: react native install

npm install -g react-native-cli

Example 5: create a react native project

$ npm i -g create-react-native-app
$ create-react-native-app my-project
$ cd my-project
$ npm start

Example 6: start react native app

npm install -g expo-cli