BLOG GUE WANGI

public void simpan_data(){
SavePreferences("PrefDemo","save");
}

private void SavePreferences(String key, String value) {
        SharedPreferences sharedPreferences = this.getPreferences(Context.MODE_PRIVATE);
SharedPreferences.Editor editor = sharedPreferences.edit();
        editor.putString(key, value);
        editor.commit();  }

public void lihat_data(){
showPreferences("PrefDemo");
}

private void showPreferences(String key){
        SharedPreferences sharedPreferences =
this.getPreferences(Context.MODE_PRIVATE);
        String Data = sharedPreferences.getString(key, "");
       TexView.setText(Data);
}