public class MainActivity extends AppCompatActivity { @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); FirebaseApp.initializeApp(this); } }
exports.myFunction = functions.database.ref('users/{userId}') .onWrite((change, context) => { const userId = context.params.userId; const data = change.after.val(); console.log(`User ${userId} updated: ${data}`); }); mastering firebase for android development epub
You can download the ePub version of this guide from the following link: [insert link] { const userId = context.params.userId