readAttributePrimary4X(completionHandler:)
Declaration
func readAttributePrimary4X(completionHandler: @escaping @Sendable (NSNumber?, (any Error)?) -> Void)func readAttributePrimary4X() async throws -> NSNumberfunc readAttributePrimary4X(completionHandler: @escaping @Sendable (NSNumber?, (any Error)?) -> Void)func readAttributePrimary4X() async throws -> NSNumber