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swift 類與字符串之間的轉(zhuǎn)換
類轉(zhuǎn)字符串 var VCStr = NSStringFromClass(ShangPingDingDanVC.self) //將字符串轉(zhuǎn)化為類 ...
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Xcode 8 / Swift 3: “Expression of type UIViewController? is unused” warning代碼中的警告 最終還是找到了解決辦法： _ = navigationController?.popViewController(animated...