9 марта, 2020

MainActivity import androidx.appcompat.app.AppCompatActivity; import android.os.Bundle; import android.text.TextUtils; import android.view.View; import android.widget.EditText; import android.widget.Toast; import com.google.firebase.database.DatabaseReference; import com.google.firebase.database.FirebaseDatabase; public class MainActivity extends AppCompatActivity { private EditText edName, edSecName, edEmail; private DatabaseReference mDataBase; private String USER_KEY = “User”; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); init(); } private void init() { edName = findViewById(R.id.edName); edSecName = findViewById(R.id.edSecName); edEmail = findViewById(R.id.edEmail); mDataBase = FirebaseDatabase.getInstance().getReference(USER_KEY); } public void onClickSave(View view) { String id… Подробнее »Firebase Создаем Базу Данных