chat using firebase flutter code example

Example 1: build chat app with firebase android

// Firebase instance variables
private FirebaseAuth mFirebaseAuth;
private FirebaseUser mFirebaseUser;

Example 2: flutter firebase database

void createRecord(){  databaseReference.child("1").set({    'title': 'Mastering EJB',    'description': 'Programming Guide for J2EE'  });  databaseReference.child("2").set({    'title': 'Flutter in Action',    'description': 'Complete Programming Guide to learn Flutter'  });}