default.aspx file
<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="1a.aspx.cs"
Inherits="StringOperation._1a" %>
<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<title></title>
</head>
<body>
<form id="form1" runat="server">
<div>
Enter a :<asp:TextBox ID="TextBox1" runat="server"></asp:TextBox>
<br />
<br />
</div>
Enter b :<asp:TextBox ID="TextBox2" runat="server"></asp:TextBox>
<p>
Enter c :<asp:TextBox ID="TextBox3" runat="server"></asp:TextBox>
</p>
Enter d :<asp:TextBox ID="TextBox4" runat="server"></asp:TextBox>
<p>
<asp:Button ID="Button1" runat="server" OnClick="Button1_Click" Text="Result" />
</p>
<p>
<asp:Label ID="Label1" runat="server" Text=""></asp:Label>
</p>
</form>
</body>
</html>
default.aspx.cs file
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
namespace StringOperation
{
public partial class _1a : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
}
protected void Button1_Click(object sender, EventArgs e)
{ int r;
r = Convert.ToInt32(TextBox1.Text) * Convert.ToInt32(TextBox2.Text) *
Convert.ToInt32(TextBox3.Text) * Convert.ToInt32(TextBox4.Text);
Label1.Text = "Result :" + r.ToString();
}
}
}
Output :-
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