|
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default.aspx.cs" Inherits="_Default" %>
<!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>Simple Calculator</title>
</head>
<body>
<form id="form1" runat="server">
<div>
<h1>The Simple Calculator</h1>
First number:
<asp:TextBox ID="txtFirst" runat="server" />
<br /><br />
Second number:
<asp:TextBox ID="txtSecond" runat="server" />
<br /><br />
<asp:Button ID="btnAdd" runat="server"
OnClick="btnAdd_Click" Text="Add" />
<br /><br />
The answer is:
<asp:Label ID="lblAnswer" runat="server" />
</div>
</form>
</body>
</html>
File: Default.aspx.cs
using System;
using System.Data;
using System.Configuration;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class _Default : System.Web.UI.Page
{
protected void btnAdd_Click(object sender, EventArgs e)
{
decimal a = decimal.Parse(txtFirst.Text);
decimal b = decimal.Parse(txtSecond.Text);
decimal c = a + b;
lblAnswer.Text = c.ToString();
}
}
|