PrefersRightToLeft
A Boolean value indicating whether a keyboard extension supports right-to-left languages.
See Also
UIKit
IDMessageFilterExtensionNetworkURLILClassificationExtensionSMSReportDestinationIsASCIICapableMSMessagesAppPresentationContextMessagesPrimaryLanguageRequestsOpenAccessUIDocumentPickerModesUIDocumentPickerSupportedFileTypesUNNotificationExtensionCategoryUNNotificationExtensionDefaultContentHiddenUNNotificationExtensionInitialContentSizeRatioUNNotificationExtensionOverridesDefaultTitleUNNotificationExtensionUserInteractionEnabled