前段代码：
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default2.aspx.cs" Inherits="Default2" %>
<!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>
</head>
<body>
<form id="form1" runat="server">
<div>
<h2>求2到200之间任意一个数的约数</h2>
<br/>
输入任意一个数字：<asp:TextBox ID="TextBox1" runat="server"></asp:TextBox>
<br/>
<asp:Button ID="Button" runat="server" Text="取余" onclick="Button_Click" />
<br/>
<asp:Label ID="Label1" runat="server" Text=""></asp:Label>
</div>
</form>
</body>
</html>
后端代码：
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
public partial class Default2 : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
}
protected void Button_Click(object sender, EventArgs e)
{
int yueshu;
int i=1;
string temp = "";
yueshu = int.Parse(TextBox1.Text);
do
{
if (yueshu % i == 0)
{
temp += " "+i;
}
i++;
} while (i<=yueshu);
Label1.Text = temp;
}
}