c# 根据读取的配置信息删除某个目录及下所有文件

        #region 定时删除目录文件
        /// <summary>
        /// 定时删除目录文件 
        /// northeasttycoon
        /// </summary>
        /// <param name="strParaTime">根据参数删除定义为int类型变量为宜</param>
        public void DeleteRecFiles(string strParaTime)
        {
            // 获得文件路径
            string path = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "BackUpMessageInfo");
            // 获得删除天数
            DateTime _dtNow = DateTime.Parse(DateTime.Today.ToString("yyyy-MM-dd")).AddDays(-Convert.ToInt32(strParaTime));
 
            // 时间是可配置
           // DateTime _dtNow = DateTime.Parse("2016-7-26");
            if (Directory.Exists(path))
            {
                DirectoryInfo _DirectoryInfo = new DirectoryInfo(path);
                DirectoryInfo[] _DicInfoList = _DirectoryInfo.GetDirectories();
                foreach (DirectoryInfo dicInfo in _DicInfoList)
                {
                    int iNayibuTime = DateTime.Compare(_dtNow, DateTime.Parse(dicInfo.Name));
                    if (0 < iNayibuTime)
                    {
                        dicInfo.Delete(true);
                    }
                }
            }
        }
        #endregion