I am using xamarin.form (Portable) having two project android and ios.
I want to add title in action bar which will change according to detail page also want to add one button in right side in action bar
I refer below link
https://github.com/xamarin/xamarin-forms-samples/tree/master/Navigation/MasterDetailPage
This link help me to create navigation page. but not able to add title and button in action bar
Below is image of action bar that I want. Payment is a title which can be change according to detail page and on right side "+" is button
Please suggest me how can I add title and button in action bar using xamarin form (Portable)