In Windows Phone 8.1, We can use
BottomAppBar to add
AppBar. Usually we use
CommandBar to create basic
CommandBar contains two collection:
SecondaryCommands, It’s similar with
shell:ApplicationBar.MenuItems in Windows Phone 8.
If you are working on a Windows Phone 8/Windows Phone 8.1 Silverlight application then use the the following XAML code.
If you need in depth details on Windows Phone 8 app bar then refer to this MSDN article.