xinxi/bjchengji.aspx.cs

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using System;
using System.Collections;
using System.Configuration;
using System.Data;
using System.Linq;
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.Xml.Linq;
using dao;
public partial class xinxi_bjchengji : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        if (!IsPostBack)
        {
            //     BindData();

        }
    }

    // 绑定
    private void BindData()
    {
        string sql = "select * from chengji where 1=1";

        string bj = this.bj.Text;
        if (bj.Length > 0)
        {
            sql += " and xs in (select yhm from xuesheng where bj='"+bj+"')";
        }



        sql = sql + " order by cj desc";
        DataTable dt = DBHelper.GetDataSet(sql);



        GridView1.DataSource = dt;
        GridView1.DataBind();

    }
    protected void GridView1_PageIndexChanging(object sender, GridViewPageEventArgs e)
    {
        GridView1.PageIndex = e.NewPageIndex;
    }

    protected void Button1_Click(object sender, EventArgs e)
    {
        BindData();
    }
}