.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(); } }
效果如下:
时间: 2024-11-05 21:37:00