Skip to content

Command Line Instructions

$ react-native -v

Example Output

react-native-cli: 0.2.0
react-native: n/a - not inside a React Native project directory //Output from different folder
react-native: react-native: 0.30.0 // Output from the react native project directory

Initialize and getting started with React Native project

Section titled “Initialize and getting started with React Native project”

To initialize

react-native init MyAwesomeProject

To initialize with a specific version of React Native

react-native init --version="0.36.0" MyAwesomeProject

To Run for Android

cd MyAwesomeProject
react-native run-android

To Run for iOS

cd MyAwesomeProject
react-native run-ios

Upgrade existing project to latest RN version

Section titled “Upgrade existing project to latest RN version”

In the app folder find package.json and modify the following line to include the latest version, save the file and close.

"react-native": "0.32.0"

In terminal:

$ npm install

Followed by

$ react-native upgrade

Android

$ react-native log-android

iOS

$ react-native log-ios
$ react-native start

On latest version of React Native, no need to run the packager. It will run automatically.

By default this starts the server at port 8081. To specify which port the server is on

$ react-native start --port PORTNUMBER

If you either have apps generated with pre-android support or just did that on purpose, you can always add android project to your app.

$ react-native android

This will generate android folder and index.android.js inside your app.