readAttributeSupportedCalendarTypes(completionHandler:)
Declaration
func readAttributeSupportedCalendarTypes(completionHandler: @escaping @Sendable ([Any]?, (any Error)?) -> Void)func readAttributeSupportedCalendarTypes() async throws -> [Any]func readAttributeSupportedCalendarTypes(completionHandler: @escaping @Sendable ([Any]?, (any Error)?) -> Void)func readAttributeSupportedCalendarTypes() async throws -> [Any]