C# 删除此文件夹及此文件夹下所有文件

 private void deleteFile()
        {
            if (Directory.Exists(strDelPath))
            {
                DirectoryInfo dir = new DirectoryInfo(strDelPath);
                dir.Delete(true);
            }
            else
            {
                //如果此文件不存在则创建
                Directory.CreateDirectory(strDelPath);
            }
        }

转载自 http://www.cnblogs.com/iamlucky/p/5997865.html