用vs2010建立简单的查询功能

用vs2010建立简单的查询功能

using System;

using System.Collections.Generic;

using ponentModel;

using System.Data;

using System.Drawing;

using System.Linq;

using System.Text;

using System.Windows.Forms;

namespace WindowsFormsApplication1

{

public partial class Form1 : Form

{

public Form1()

{

InitializeComponent();

}

public struct student

{

public string name;

public string sno;

public string class1;

public string tel;

public string addr;

};

private void Form1_Load(object sender, EventArgs e)

{

}

private void textBox1_TextChanged(object sender, EventArgs e) {

}

private void button1_Click(object sender, EventArgs e)

{

int i = 0;

string name;

name = textBox1.Text;

student[] stu = new student[5];

stu[0].name = "李?冰括?冰括?;

stu[0].sno = "2013064001";

stu[0].class1 = "影 ?视酣?41班悒?;

stu[0].tel = "12345678911";

stu[0].addr = "黑ú龙ⅷ?江-省?哈t尔?滨?市篋五?常￡市篋";

stu[1].name = "范?冰括?冰括?;

stu[1].sno = "201302101";

stu[1].class1 = "影 ?视酣?51班悒?;

stu[1].tel = "12365498712";

stu[1].addr = "山?东?青à岛蘯";

stu[2].name = "赵?丽?颖 ?;

stu[2].sno = "2013098989";

stu[2].class1 = "影 ?视酣?81班悒?;

stu[2].tel = "98765432198";

stu[2].addr = "河ó北馈?省?廊え?坊?市篋";

stu[3].name = "何?炅酣?;

stu[3].sno = "301206515";

stu[3].class1 = "播￥音?881班悒?;

stu[3].tel = "23654987121";

stu[3].addr = "湖t南?省?长¤沙?市篋";

stu[4].name = "范?冰括?冰括?;

stu[4].sno = "20126556";

stu[4].class1 = "软â?卓?88班悒?;

stu[4].tel = "78945632156";

stu[4].addr = "广?西ô玉?林?";

int flag = 1;

for (i = 0; i < 5; i++)

{

if (stu[i].name == name)

{

label2.Text += ("查ã询ˉ结á果?:\n" + "学§号?：阰" + stu[i].sno + "\n" + "班悒?级?：阰" + stu[i].class1 + "\n" + "手?机ú号?码?：阰" + stu[i].tel + "\n"

+ "家ò庭 ?住?址·：阰" + stu[i].addr + "\n");

flag=0;

}

}

if (flag == 1)

{

MessageBox.Show("不?存?在ú该?学§生Θ?的?信?息￠！?请?重?新?输?入?：阰"); }

}

private void label2_Click(object sender, EventArgs e)

{

}

private void button2_Click(object sender, EventArgs e)

{

label1.Focus();

label2.Text = "";

}

}

}