How can I determine if my React Native app is a debug or release build from JavaScript code?

Question

I\'d like to add some debug-only UI to my React Native app, but I can\'t find any equivalent of RCT_DEBUG or RCT_DEV compile-time flags in the Java

Answer 1

if (__DEV__) {
    console.log('I am in debug');
}

You can see this approach is being used in React Native repository.