A Boolean value indicating whether the view controller's view uses the system-defined minimum layout margins.
- iOS 11.0+
- Mac Catalyst 13.0+
- tvOS 11.0+
When the value of this property is
YES, the root view's layout margins are guaranteed to be no smaller than the values in the
system property. The default value of this property is
Changing this property to
NO causes the view to obtain its margins solely from its
directional property. Setting the margins in that property to
0 allows you to eliminate the view's margins altogether.