How to clear react-native cache?

React Native is a popular framework for building cross-platform mobile applications using JavaScript. While it provides many advantages, one common issue that developers face is the need to clear the cache during development or when troubleshooting. In this blog post, we will explore a few solutions to clear the React Native cache.

Solution 1: Clearing Metro Bundler Cache

Metro Bundler is the JavaScript bundler used by React Native. It caches various files to improve build performance. To clear the Metro Bundler cache, follow these steps:

1. Stop the Metro Bundler if it’s running.
2. Delete the cache folder by running the following command in your project’s root directory:

npx react-native start --reset-cache

This command will delete the cache folder and start the Metro Bundler with a clean cache.

Solution 2: Clearing Gradle Cache

If you are using Android Studio to build your React Native app, you may also need to clear the Gradle cache. To do this, follow these steps:

1. Close Android Studio if it’s running.
2. Delete the Gradle cache folder by running the following command:

cd android && ./gradlew cleanBuildCache

This command will delete the Gradle cache and clean the build cache for your Android project.

Solution 3: Clearing Xcode Cache

If you are developing your React Native app on macOS and using Xcode for iOS builds, you may need to clear the Xcode cache. To clear the Xcode cache, follow these steps:

1. Close Xcode if it’s running.
2. Delete the derived data folder by running the following command:

rm -rf ~/Library/Developer/Xcode/DerivedData

This command will delete the derived data folder, which includes the Xcode cache.

By following these solutions, you can clear the React Native cache and resolve any caching-related issues you may encounter during development. Remember to run the appropriate commands based on your development environment.

Happy coding!