/// <summary>         /// 删除掉空文件夹         /// 所有没有子“文件系统”的都将被删除         /// </summary>         /// <param name="storagepath"></param>         public static void KillEmptyDirectory(String storagepath)         {             DirectoryInfo dir = new DirectoryInfo(storagepath);             DirectoryInfo[] subdirs = dir.GetDirectories("*.*", SearchOption.AllDirectories);             foreach (DirectoryInfo subdir in subdirs)             {                 FileSystemInfo[] subFiles = subdir.GetFileSystemInfos();                 if (subFiles.Count() == 0)                 {                     subdir.Delete();                 }             }         }