SysManage/JiaoShiList.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.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Data.SqlClient;

public partial class SysManage_JiaoShiList : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        if (!IsPostBack)
        {
            DB.Bind_Dropdownlist("select * from xueqi order by xueqiid desc", ddlXueQi, "xueqiid", "xueqiname");
            
            Get_Data();
        }
    }

    /// <summary>
    /// 绑定数据
    /// </summary>
    void Get_Data()
    {
        string sql = "select * ";
        sql += " ,(select count(0) from pingfen where jiaoshiid=a.jiaoshiid and xueqiid='" + ddlXueQi.SelectedValue + "') as isxs";
        sql += " ,(select count(0) from teshu where jiaoshiid=a.jiaoshiid and xueqiid='" + ddlXueQi.SelectedValue + "') as isjs";
        sql += " ,(select count(0) from dudao where jiaoshiid=a.jiaoshiid and xueqiid='" + ddlXueQi.SelectedValue + "') as isdd";
        sql += " from JiaoShi a";
        sql += " order by JiaoShiId desc";

        this.rptList.DataSource = DB.getDataTable(sql);
        this.rptList.DataBind();
    }

    protected void ddlXueQi_SelectedIndexChanged(object sender, EventArgs e)
    {
        Get_Data();
    }
}