readAttributeHourFormat(completionHandler:)
Declaration
func readAttributeHourFormat(completionHandler: @escaping @Sendable (NSNumber?, (any Error)?) -> Void)func readAttributeHourFormat() async throws -> NSNumberfunc readAttributeHourFormat(completionHandler: @escaping @Sendable (NSNumber?, (any Error)?) -> Void)func readAttributeHourFormat() async throws -> NSNumber