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