dynamicweb8-13webform1.aspx
webform1.aspx.cs<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="WebForm1.aspx.cs" Inherits="dynamicweb8_13.WebForm1" %><!DOCTYPE html><html xmlns="http://www.w3.org/1999/xhtml"><head runat="server"><meta http-equiv="Content-Type" content="text/html; charset=utf-8"/><title></title></head><body><form id="form1" runat="server"><div><h4>查询学生信息</h4>学号：<asp:TextBox ID="txtID" runat="server"></asp:TextBox><asp:Button ID="btnSearch" runat="server" Text="查询" OnClick="btnSearch_Click" /><asp:RequiredFieldValidator ID="valrID" runat="server" ErrorMessage="输入学号" ControlToValidate="txtID" Display="Dynamic" ForeColor="#FF3300" SetFocusOnError="True"></asp:RequiredFieldValidator><asp:RangeValidator ID="valgID" runat="server" ErrorMessage="学号无效，未在范围内" ControlToValidate="txtID" ForeColor="#FF3300" MaximumValue="20509999" MinimumValue="20000001" SetFocusOnError="True" Type="Integer"></asp:RangeValidator><br /><asp:Label ID="lblTips" runat="server" Text=""></asp:Label></div></form></body></html>
web.configusing System;using System.Collections.Generic;using System.Linq;using System.Web;using System.Web.UI;using System.Web.UI.WebControls;namespace dynamicweb8_13{public partial class WebForm1 : System.Web.UI.Page{protected void Page_Load(object sender, EventArgs e){Page.UnobtrusiveValidationMode = System.Web.UI.UnobtrusiveValidationMode.None;}protected void btnSearch_Click(object sender, EventArgs e){string cnString = System.Configuration.ConfigurationManager.ConnectionStrings["cnStudent"].ToString();System.Data.SqlClient.SqlConnection con = new System.Data.SqlClient.SqlConnection(cnString);con.Open();string sql = "select * from student where stu_id=@stu_id";System.Data.SqlClient.SqlCommand cmd = new System.Data.SqlClient.SqlCommand(sql, con);cmd.Parameters.AddWithValue("@stu_id", txtID.Text);System.Data.SqlClient.SqlDataReader reader = cmd.ExecuteReader();if (reader.HasRows){while (reader.Read()){lblTips.Text = "";lblTips.Text += "<br><br>";lblTips.Text += "学号:" + reader.GetString(0) + "<br>";lblTips.Text += "姓名：" + reader.GetString(1) + "<br>";lblTips.Text += "性别：" + reader.GetString(2) + "<br>";lblTips.Text += "生日：" + reader.GetDateTime(3) + "<br>";lblTips.Text += "专业：" + reader.GetString(4) + "<br>";lblTips.Text += "是否党员：" + reader.GetBoolean(5) + "<br>";lblTips.Text += "电子邮件：" + reader.GetString(6) + "<br>";}}else{lblTips.Text = "该学号的学生信息不存在";}reader.Close();con.Close();}}}
sql<?xml version="1.0" encoding="utf-8"?><!--有关如何配置 ASP.NET 应用程序的详细信息，请访问http://go.microsoft.com/fwlink/?LinkId=169433--><configuration><connectionStrings><add name="cnStudent" connectionString="Data Source=LAPTOP-AQKEN65V\SQLEXPRESS08;Initial Catalog=studentMIS;Persist Security Info=True;User ID=sa;Password=123456"providerName="System.Data.SqlClient" /></connectionStrings><system.web><compilation debug="true" targetFramework="4.5" /><httpRuntime targetFramework="4.5" /></system.web></configuration>
--学生管理系统库create database studentMIS;use studentMIS;--学生表create table student(stu_id nvarchar(8) not null,stu_name nvarchar(8) not null,sex nvarchar(2) not null,birth_date datetime,major nvarchar(50) not null,isCPC bit,email nvarchar(20),primary key(stu_id));--课程表create table course(course_id smallint identity(1,1) not null,course_name nvarchar(50) not null);--成绩表create table result(stu_id nvarchar(8) not null,course_id smallint not null,mark decimal(6,0) not null,primary key(stu_id,course_id));insert into student values('20160101','王霞','女','1998-10-23','计算机信息管理','true','wx@163.com');insert into student values('20160102','张大力','男','1998-07-02','计算机信息管理','false','zdf@163.com');insert into student values('20160103','李长军','男','1998-5-14','计算机信息管理','false','lcj@163.com');insert into student values('20160104','韩华东','男','1998-12-07','计算机信息管理','false','8562478@qq.com');insert into student values('20160105','万芳','女','1998-01-27','软件技术','false','5478518@qq.com');insert into student values('20160106','赵中千','男','1998-08-12','软件技术','true','5582178@qq.com');insert into student values('20160107','吴空俊','男','1998-05-21','软件技术','false','4845512@qq.com');insert into student values('20160108','方文其','男','1998-06-05','软件技术','false','8412563@qq.com');insert into student values('20160109','唐汉','男','1998-04-18','计算机应用','false','1546315@qq.com');insert into student values('20160110','刘含斌','男','1998-10-07','计算机应用','false','741526@qq.com');insert into course values('高等数学');insert into course values('大学英语');insert into course values('邓小平理论概述');insert into course values('毛泽东思想概述');insert into course values('C语言程序设计');insert into course values('数据结构');insert into result values('20160101',1,'71');insert into result values('20160101',2,'72');insert into result values('20160101',3,'73');insert into result values('20160101',4,'74');insert into result values('20160101',5,'75');insert into result values('20160101',6,'76');insert into result values('20160102',1,'60');insert into result values('20160102',2,'61');insert into result values('20160102',3,'60');insert into result values('20160102',4,'62');insert into result values('20160102',5,'60');insert into result values('20160102',6,'59');
