.aspx代码如下：
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default12.aspx.cs" Inherits="Default12" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<title></title>
<style type ="text/css">
#tbl_summary{ border:1px solid black;}
#tbl_summary td,#tbl_summary th
{ padding:10px; border:1px solid silver;}
td span
{ margin:10px;}
</style>
</head>
<body>
<form id="form1" runat="server">
<div>
<asp:Table ID="tbl_summary" runat="server">
<asp:TableHeaderRow>
<asp:TableHeaderCell ColumnSpan="4">成绩汇总</asp:TableHeaderCell>
</asp:TableHeaderRow>
</asp:Table>
</div>
</form>
</body>
</html>
.aspx.cs代码如下：
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Data.OleDb;
public partial class Default12 : System.Web.UI.Page
{ string str_cnn = "Provider=Microsoft.Jet.OLEDB.4.0; Data Source=";
string str_sourcefile = "mdb\\mydb.mdb";
OleDbConnection cnn;
OleDbCommand cmd;
OleDbDataReader datar;
string str_sql;
protected void Page_Load(object sender, EventArgs e)
{
//构建表
//【语文】不及格，【语文】优秀，【数学】不及格，【数学】优秀
//[Good]_cj_yuwen,[Fail]_cj_yuwen,[Good]_cj_shuxue,[Fail]_cj_shuxue
string[] _sarr1 = { "Good", "Fail" };
string[] _sarr2 = { "优秀", "不及格" };
string[] _sarr_km = { "cj_yuwen", "cj_shuxue", "cj_huaxue", "cj_wuli", "cj_yingyu" };
string[] _sarr_kmname = { "语文", "数学", "化学", "物理", "英语" };
TableRow _tr; TableCell _td;
for (int i = 0; i < _sarr_km.Length; i++) {
_tr = new TableRow();
for (int j = 0; j < _sarr1.Length; j++) {
_td = new TableCell();
_td.Text = _sarr_kmname[i] + _sarr2[j];
_tr.Cells.Add(_td);
_td = new TableCell();
_td.ID = _sarr1[j] + _sarr_km[i];
_tr.Cells.Add(_td);
}
tbl_summary.Rows.Add(_tr);
}
string str_conn = str_cnn + MapPath(str_sourcefile);
cnn = new OleDbConnection(str_conn);
cnn.Open();
str_sql = "SELECT * FROM tb_chenji";
cmd = new OleDbCommand(str_sql, cnn);
datar = cmd.ExecuteReader();
Label lab_name;
Single _f;
while (datar.Read()) {
//lab_name = new Label(); lab_name.Text = datar["cj_name"].ToString();
foreach (string _skm in _sarr_km) {
_f = Convert.ToSingle(datar[_skm].ToString());//<strong><em>_skm既作为变量名又作为构建ID的因子，这种方法很重要</em></strong>
if (_f < 60) {
lab_name = new Label(); lab_name.Text = datar["cj_name"].ToString();
_td = (TableCell)FindControl("Fail" + _skm);
_td.Controls.Add(lab_name);
}
if (_f > 85)
{
lab_name = new Label(); lab_name.Text = datar["cj_name"].ToString();
_td = (TableCell)FindControl("Good" + _skm);
_td.Controls.Add(lab_name);
}
}
}
cnn.Close();
}
}
原文地址：http://blog.csdn.net/yayun0516/article/details/41801137
