Instance Property

allowsEmptySelection

A Boolean value that indicates whether it’s possible to present none of the options in the group when an associated player item is played.

Declaration

@property(nonatomic, readonly) BOOL allowsEmptySelection;

Discussion

If the value of this property is YES, you can deselect all of the available media options in the group by passing nil as the specified AVMediaSelectionOption object to selectMediaOption:inMediaSelectionGroup:.