DataTable dt = bll.GetNewsByID(id);//根据ID获取的新闻详细内容                if (dt != null && dt.Rows.Count > 0)                {                    //点击量修改的方案                    string title = dt.Rows[0]["title"].ToString();                    //判断是否存在 cookie                    HttpCookie cookie = context.Request.Cookies["NewsTitle"];                    if (cookie == null)                    {                        //新建一个cookie                        cookie = new HttpCookie("NewsTitle");                        cookie.Value = http://www.mamicode.com/title;"clickNum"] = Convert.ToInt32(dt.Rows[0]["clickNum"]) + 1;                    }                    else                    {                        //判断cookie 的值是否是当前新闻的标题，如果不是，则没有访问过，点击量加1                        if (cookie.Value != title)                        {                            bll.UpdClicks(id);                            //修改读取到的数据里面的点击量 +1                            dt.Rows[0]["clickNum"] = Convert.ToInt32(dt.Rows[0]["clickNum"]) + 1;                            cookie.Value = http://www.mamicode.com/title;>