发送异步的Swift 3警告

发送异步的Swift 3警告

问题描述:

我有这段代码:

DispatchQueue.global(priority: DispatchQueue.GlobalQueuePriority.default).async {
                let url = URL(string: itemImageURL )
                let data = try? Data(contentsOf: url!)
                if data != nil {
                    DispatchQueue.main.async{
                        cell.advImage!.image = UIImage(data: data!)
                    }
                }
            }

我在Swift 3中收到此警告:

I get this warning in Swift 3:


'默认'在iOS 8.0中已被弃用:改为使用qos属性

'default' was deprecated in iOS 8.0: Use qos attributes instead

在第一行。

尚未找到解决方案。有人吗?

Haven't found yet a solution. Has anybody?

尝试 qos:DispatchQoS.QoSClass.default of priority:DispatchQueue.GlobalQueuePriority.default

DispatchQueue.global(qos: DispatchQoS.QoSClass.default).async {
            let url = URL(string: itemImageURL )
            let data = try? Data(contentsOf: url!)
            if data != nil {
                DispatchQueue.main.async{
                    cell.advImage!.image = UIImage(data: data!)
                }
            }
        }