students/Detail.aspx.cs

微信扫码关注公众号，代码整理好后第一时间通知你。

using System;
using System.Collections;
using System.Configuration;
using System.Data;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.HtmlControls;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Text;
using System.Data.SqlClient;

public partial class students_Detail : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        if (!Page.IsPostBack)
        {
            (Master.FindControl("Label1") as Label).Text = "查看学生";
            ShowInfo();
        }
    }

    //初始化
    private void ShowInfo()
    {
        if (Request.QueryString["id"] != null)
        {
            //设置查询Sql
            string sql = string.Format("select a.*,b.cname,c.tname from students a left join classes b on a.cid=b.cid left join teachers c on a.tid=c.tid where sno='{0}'", Request.QueryString["id"]);

            //根据编号得到相应的记录
            SqlDataReader sdr = SqlHelper.ExecuteReader(sql);
            if (sdr.Read())
            {
                lblsno.Text = sdr["sno"].ToString();
                lblpwd.Text = sdr["pwd"].ToString();
                lblsname.Text = sdr["sname"].ToString();
                lblsex.Text = sdr["sex"].ToString();
                lblcid.Text = sdr["cname"].ToString();
                lbltid.Text = sdr["tname"].ToString();
                lblspecialty.Text = sdr["specialty"].ToString();
                lblrtime.Text = sdr["rtime"].ToString();
            }
  
        }
    }
}