getActivity().getFragmentManager().popBackStack();
References :
http://stackoverflow.com/questions/20812922/how-to-close-the-current-fragment-by-using-button-like-the-back-button
getActivity().getFragmentManager().popBackStack();
References :
http://stackoverflow.com/questions/20812922/how-to-close-the-current-fragment-by-using-button-like-the-back-button