This is a new React Native project, bootstrapped using @react-native-community/cli
.
Note: Make sure you have completed the React Native - Environment Setup instructions till "Creating a new application" step, before proceeding.
Install dependencies:
yarn install
First, you will need to start Metro, the JavaScript bundler that ships with React Native.
To start Metro, run the following command from the root of your React Native project:
npx react-native start
Run the android target through Android Studio or by pressing a
after Metro started.
Now that you have successfully run the app, let's modify it.
-
Open
App.tsx
in your text editor of choice and edit some lines. -
For Android: Press the R key twice or select "Reload" from the Developer Menu (Ctrl + M (on Window and Linux) or Cmd ⌘ + M (on macOS)) to see your changes!
For iOS: Hit Cmd ⌘ + R in your iOS Simulator to reload the app and see your changes!
You've successfully run and modified your React Native App. 🥳
- If you want to add this new React Native code to an existing application, check out the Integration guide.
- If you're curious to learn more about React Native, check out the Introduction to React Native.
If you can't get this to work, see the Troubleshooting page.
To learn more about React Native, take a look at the following resources:
- React Native Website - learn more about React Native.
- Getting Started - an overview of React Native and how setup your environment.
- Learn the Basics - a guided tour of the React Native basics.
- Blog - read the latest official React Native Blog posts.
@facebook/react-native
- the Open Source; GitHub repository for React Native.