c# 删除某个文件夹下所有空目录，解决因删除空目录后上一组成空目录没有删除的情况

        private void button1_Click(object sender, EventArgs e)
        {
            string dir = @"D:\TestTemp";
            KillEmptyFolder(dir);

        }

        private void KillEmptyFolder(string sPath)
        {
            DirectoryInfo info = new DirectoryInfo(sPath);
            
            foreach (string item in Directory.GetFileSystemEntries(sPath, "*", SearchOption.AllDirectories))
            {
                if (!File.Exists(item))
                {
                    if (Directory.Exists(item))
                    {
                        string[] nFiles = Directory.GetFiles(item, "*.*", SearchOption.AllDirectories);
                        if (nFiles.Count() == 0)
                        {
                            Directory.Delete(item, true);
                        }
                    }
                }
            }

        }