UIPageViewController.OptionsKey Keys for creating the page view controller. Declarationstruct OptionsKey TopicsPage optionsinterPageSpacingspineLocationInitializersinit(rawValue:) RelationshipsConforms ToEquatableHashableRawRepresentableSendableSendableMetatype See AlsoCreating a page view controllerinit(transitionStyle:navigationOrientation:options:)init(coder:)