Custom Queues #swift #async #queue

CustomQueues.swift

// A background queue used to save and load the model data.
    private var background = DispatchQueue(label: "Background Queue",
    qos: .userInitiated)



// Save the data on a background queue.
        background.async { [unowned self] in
            do {
                try data.write(to: self.getDataURL(), options: [.atomic])
            } catch {
                print("*** An error occurred while saving the data: \(error.localizedDescription) ***")
            }
        }