Learn how to create and set up a React Native project using Expo and Yarn package manager

Setting Up a React Native Expo Project with Yarn

Prerequisites

• Node.js installed
• Yarn package manager installed
• Expo CLI

Installation Steps

1. Install Expo CLI globally using Yarn:

yarn global add expo-cli

1. Create a new Expo project:

expo init my-expo-app

1. Navigate to project directory:

cd my-expo-app

1. Install dependencies with Yarn:

yarn install

Running the Project

Start the development server:

yarn start

Common Scripts

• yarn start: Starts the development server
• yarn android: Runs app on Android emulator
• yarn ios: Runs app on iOS simulator
• yarn web: Runs app in web browser
• yarn test: Runs tests
• yarn eject: Ejects from Expo

Additional Dependencies

To add new packages:

yarn add package-name

Tips

• Use yarn.lock for consistent dependencies
• Keep Expo SDK updated
• Check app.json for configuration

Happy coding! 🚀