Create apk react native

Build apk react native

After run this in cmd

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/

cd android && ./gradlew assembleDebug

then you can get apk app/build/outputs/apk/debug/app-debug.apk

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
<project>/android/app/build/outputs/bundle/release

Source: dev.to

React native create apk

Place your terminal directory to android using:

cd android
)================
For Windows, 
  gradlew assembleRelease
)=================

)=================
For Linux and Mac OSX:

./gradlew assembleRelease
)==================

Source: instamobile.io

Create apk react native

cd android 
./gradlew assemble 

</----if this error shows up 

 Could not open settings generic class cache for settings file 
 > BUG! exception in phase 'semantic analysis' in source unit '_BuildScript_' Unsupported class file major version 60
Change Java version to the 8 or 11 and execute ./gradlew assembleRelease

-----/>

java -version
/usr/libexec/java_home -v 1.8.0_311 --exec javac -version

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