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