1st Fragment



private EditText editText, editText2;
private Button button;

@Overridepublic View onCreateView(LayoutInflater inflater, ViewGroup container,
                         Bundle savedInstanceState) {
    // Inflate the layout for this fragment    View view = inflater.inflate(R.layout.fragment_arman, container, false);

    editText = view.findViewById(R.id.firstName);
    editText2 = view.findViewById(R.id.lastName);
    button = view.findViewById(R.id.buttonid);

    button.setOnClickListener(new View.OnClickListener() {
        @Override        public void onClick(View v) {

            String first = editText.getText().toString();
            String last = editText2.getText().toString();

            /*Bundle bundle = new Bundle();            bundle.putString("FirstName",first);            bundle.putString("LastName", last);
            FragmentManager fragmentManager = getActivity().getSupportFragmentManager();            FragmentTransaction fragmentTransaction = fragmentManager.beginTransaction();
            Habib habib = new Habib();            habib.setArguments(bundle);
            fragmentTransaction.replace(R.id.framelayout,habib).addToBackStack(null).commit();*/
            Bundle bundle = new Bundle();
            bundle.putString("FirstName", first);
            bundle.putString("LastName", last);
            Habib habib = new Habib();
            habib.setArguments(bundle);


            getFragmentManager().beginTransaction().replace(R.id.framelayout, habib).addToBackStack(null).commit();
            

        }
    });

    return view;





2nd Fragment






private TextView fstt, lstt;

@Overridepublic View onCreateView(LayoutInflater inflater, ViewGroup container,
                         Bundle savedInstanceState) {
    // Inflate the layout for this fragment    View view =  inflater.inflate(R.layout.fragment_habib, container, false);

    Bundle bundle = getArguments();
    String firstname = bundle.getString("FirstName");
    String lastname = bundle.getString("LastName");

    fstt = view.findViewById(R.id.fst);
    lstt = view.findViewById(R.id.lst);

    fstt.setText(firstname);
    lstt.setText(lastname);

    return view;
}