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  • 比较长的文章进行分页显示

     int bg_id = 0;

    //第一步:获取文章id,并判断是否为null
                if (Request.QueryString["bgid"]!=null)
                {
                    bg_id =Convert.ToInt32(Request.QueryString["bgid"]);
                   ST_StarNew st= ST_StarNewManager.GetST_StarNewBySs_Id(bg_id);
                   Page.Header.Title = st.Ss_Title + “这里为页面标题";
                   titleDiv.InnerHtml = " <a href='.'>首页</a> > <a href=''>明星八卦</a> > "+st.Ss_Title;
                   bg_title.InnerHtml = st.Ss_Title + "<br /><span>时间:" + st.Ss_PostDate.ToString() + "&nbsp; 来源:" + st.Ss_source + " &nbsp; 点击: " + st.Ss_click + "次</span>";  //标题及相关信息
                   if (count.Length > 100)
                   {
                       zai_yao.InnerHtml = PubJs.StripHT(st.Ss_Content).Substring(0, 100); //摘要.过滤html代码
                   }
                   else {
                       zai_yao.InnerHtml = PubJs.StripHT(st.Ss_Content); //摘要.过滤html代码
                   }                //八卦正文
    //第二步:通过正则表达式按指定的字符串进行分割,此时须导入命名空间using System.Text.RegularExpressions;
                    string[] resultString = Regex.Split(st.Ss_Content, "#dsj#", RegexOptions.IgnoreCase);
                    if (resultString.Length > 1)
                    {
                        for (int i = 1; i <= resultString.Length; i++)
                        {
                            pageStr.InnerHtml += "<a href='star.aspx?bgid="+bg_id+"&page=" + i + "'>" + i + "</a>"; //分页
                        }
                    }
                    if (Request.QueryString["page"] != null)
                    {
                        int page = Convert.ToInt32(Request.QueryString["page"]);
                        count_bg.InnerHtml = resultString[page-1];  //已 #dsj# 进行分割,并显示第一页,数组下标从0开始
                    }
                    else {
                        count_bg.InnerHtml = resultString[0];  //已 #dsj# 进行分割,并显示第一页
                   
                    }
                    //下一篇:这是下一遍标题
                    //    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;下一篇:这是下一遍标题
                    upBg.InnerHtml = ST_StarNewManager.GetSt_starBySs_idOrUp(bg_id, 1);    //上一篇下一篇
                  
               
                }
     
     
    以下是PubJs类里去除html代码的方法
     /// <summary>
        /// 除去html代码
        /// </summary>
        /// <param name="strHtml"></param>
        /// <returns></returns>
    public static string StripHT(string strHtml)
    {
    //导入命名空间using System.Text.RegularExpressions;
                Regex regex=new Regex("<.+?>",RegexOptions.IgnoreCase);
                string strOutput=regex.Replace(strHtml,"");
                return strOutput;
     }
     
     
    /// <summary>
            /// 获取文章的上一篇和下一篇,返回字符串
            /// </summary>
            /// <returns></returns>
            public static String GetSt_starBySs_idOrUp(int ss_id, int uponType)
            {
    //方法一:通过存储过程
                //SqlCommand comm = new SqlCommand();
                //comm.Connection = dsj.DAL.DBHelper.Connection;
                //comm.CommandText = "Proc_GetBg_SsId";//存储过程名
                //comm.Parameters.Add(new SqlParameter("@Ss_Id", SqlDbType.Int));//Id
                //comm.Parameters[0].Value = ss_id;
                //comm.Parameters.Add(new SqlParameter("@upOndown", SqlDbType.Int));//类型
                //comm.Parameters[1].Value = uponType;
              
                //comm.CommandType = CommandType.StoredProcedure;
     
                //SqlDataAdapter dataAdapter = new SqlDataAdapter(comm);
                //DataSet ds = new DataSet();
                //dataAdapter.Fill(ds);
                //return ds;
    //方法二:普通sql语句
                string onAndDonw = string.Empty;
                  string sql = "";
                  sql = "select * from ST_StarNews where Ss_Id = (select MAX(Ss_Id) from ST_StarNews where Ss_Id<@Ss_Id)";
                  SqlDataReader reader = DBHelper.GetReader(sql, new SqlParameter("@Ss_Id", ss_id));
                  if (reader.Read())
                  {
                     onAndDonw = "上一篇:<a href='star.aspx?bgid=" + Convert.ToInt32(reader["Ss_Id"]) + "'>" + reader["Ss_Title"].ToString() + "</a>";
                      reader.Close();
                  }
                  else
                  {
                      reader.Close();
                    
                  }
                  sql = "select * from ST_StarNews where Ss_Id=(select MIN(Ss_Id) from ST_StarNews where Ss_Id>@Ss_Id)";
                  SqlDataReader reader2 = DBHelper.GetReader(sql, new SqlParameter("@Ss_Id", ss_id));
                  if (reader2.Read())
                  {
                      onAndDonw += "&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;下一篇:<a href='star.aspx?bgid=" + Convert.ToInt32(reader["Ss_Id"]) + "'>这是下一遍标题</a>";
                      reader2.Close();
                  }
                  else
                  {
                      reader2.Close();
                   
                  }

                  return onAndDonw;
            }
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  • 原文地址:https://www.cnblogs.com/ysz12300/p/5494756.html
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