Activity View Binding In Android studio and Fragment view Binding

 Step 1 -  Enable View Binding in build.gradle file

buildFeatures{
   viewBinding true
}

Step 2 - in your activity.java file initialize binding with your activity here MainActivity.java

before onCreate Method

ActivityMainBinding binding;

after onCreate Method 

binding = ActivityMainBinding.inflate(getLayoutInflater());
setContentView(binding.getRoot());

after this binding.id_name.setOnClickListener

Binding in Fragment -

 in your fragment.java file initialize binding with your activity here BlankFragment.java

FragmentBlankBinding binding;

@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
                         Bundle savedInstanceState) {
    // Inflate the layout for this fragment
    binding = FragmentBlankBinding.inflate(inflater, container, false);
  //here write your code
    return binding.getRoot();
}