react native release android code example

Example 1: export aab react native

Before uploading the release build to the Play Store, 
make sure you test it thoroughly. 

mkdir -p android/app/src/main/assets
react-native bundle --platform android --dev false --entry-file index.js --bundle-output android/app/src/main/assets/index.android.bundle --assets-dest android/app/src/main/res
react-native run-android --variant=release

cd android && ./gradlew bundleRelease -x bundleReleaseJsAndAssets

- Your AAB will be present in the folder
/android/app/build/outputs/bundle/release

Example 2: export apk react native

Before uploading the release build to the Play Store, 
make sure you test it thoroughly. 

mkdir -p android/app/src/main/assets
react-native bundle --platform android --dev false --entry-file index.js --bundle-output android/app/src/main/assets/index.android.bundle --assets-dest android/app/src/main/res
react-native run-android --variant=release

Export Apk -
cd android && ./gradlew bundleRelease -x bundleReleaseJsAndAssets

- Your AAB BUNDLE will be present in the folder
/android/app/build/outputs/bundle/release

Example 3: react native android version code

// android/app/build.gradle

android {

    defaultConfig {

        versionCode 1
        versionName "1.0"

        {...}
    }

    {...}
}

Example 4: how to make apk in android studio reac native

$ keytool -genkey -v -keystore my-release-key.keystore -alias my-key-alias -keyalg RSA -keysize 2048 -validity 10000