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