A Boolean value that determines whether the back button is hidden.
- iOS 2.0+
- Mac Catalyst 13.0+
When set to
YES, the back button is hidden when this navigation item is the top item. This is true regardless of the value in the
left property. When set to
NO, the back button is shown if it is still present. (It can be replaced by values in either the
left properties.) The default value is