在 swift 中使用 subclass

class AVMoc: AVObject, AVSubclassing {
class func parseClassName() -> String! {
return "AVMoc"
}

var name: String {
get {
return objectForKey("name") as String
}
set {
setObject(newValue, forKey: "name")
}
}
}

var avMoc = AVMoc()
avMoc.name = "test"
avMoc.save()