Jetpack composable Navigation

 Q :-   what is Navigation component 

          in jetpack compose  navigate between two  composable function.

      * NavHost :- It is area where compose screen will be render.

       * NavGraph :- It is tells us where should be go from one screen to another

           Like - If you have multiple screen like registration and login,forget password

            then we should go registration screen to either login or forget passsword screen.

       * NavController :- whatever interation has been done between using navHost and NavGraph

          that can manage by NavController and its also manage the  backstack.

            Example :-