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当我从迅速2转换为迅速3 ,其现在面临误差“暧昧参照构件标”NSKeyValueChangeKey暧昧参考构件标
下面是我的代码:
class KeyValueChange {
fileprivate let change: [String : AnyObject]
init(change: [String : AnyObject]) {
self.change = change
}
var kind: NSKeyValueChange? {
guard let value = change[NSKeyValueChangeKey.kindKey] as? NSNumber else {
return nil
}
return NSKeyValueChange(rawValue: value.uintValue)
}
var indexSet: IndexSet? {
return change[NSKeyValueChangeKey.indexesKey] as? IndexSet
}
var new: AnyObject? {
return change[NSKeyValueChangeKey.newKey]
}
}
请详细说明,因为在很多地方得到相同的错误
在此先感谢