calculator.aspx
<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="calculator.aspx.cs" Inherits="our_program.calculator" %>
<!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>Calculator</title>
<center><h1>Calculator</h1></center>
</head>
<body>
<form id="form1" runat="server">
<center>
<div>
<asp:TextBox ID="txt1" runat="server"></asp:TextBox>
<br />
<br />
<asp:DropDownList ID="ddl" runat="server">
<asp:ListItem>--select operation--</asp:ListItem>
<asp:ListItem>Addition</asp:ListItem>
<asp:ListItem>Substraction</asp:ListItem>
<asp:ListItem>Multiplication</asp:ListItem>
<asp:ListItem>Division</asp:ListItem>
</asp:DropDownList>
<br />
<br />
<asp:TextBox ID="txt2" runat="server"></asp:TextBox>
<br />
<br />
<asp:Button ID="btn" runat="server" Text="Submit" onclick="btn_Click" />
<br />
<br />
<asp:Label ID="lbl1" runat="server"></asp:Label>
</div>
</center>
</form>
</body>
</html>
<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="calculator.aspx.cs" Inherits="our_program.calculator" %>
<!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>Calculator</title>
<center><h1>Calculator</h1></center>
</head>
<body>
<form id="form1" runat="server">
<center>
<div>
<asp:TextBox ID="txt1" runat="server"></asp:TextBox>
<br />
<br />
<asp:DropDownList ID="ddl" runat="server">
<asp:ListItem>--select operation--</asp:ListItem>
<asp:ListItem>Addition</asp:ListItem>
<asp:ListItem>Substraction</asp:ListItem>
<asp:ListItem>Multiplication</asp:ListItem>
<asp:ListItem>Division</asp:ListItem>
</asp:DropDownList>
<br />
<br />
<asp:TextBox ID="txt2" runat="server"></asp:TextBox>
<br />
<br />
<asp:Button ID="btn" runat="server" Text="Submit" onclick="btn_Click" />
<br />
<br />
<asp:Label ID="lbl1" runat="server"></asp:Label>
</div>
</center>
</form>
</body>
</html>
calculator.asp.cs
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
namespace our_program
{
public partial class calculator : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
}
protected void btn_Click(object sender, EventArgs e)
{
string a = txt1.Text;
string b = txt2.Text;
int c = Convert.ToInt32(a);
int d = Convert.ToInt32(b);
if (ddl.SelectedItem.ToString() == "Addition")
{
int f = c + d;
string g = Convert.ToString(f);
lbl1.Text = c+"+"+d+"="+g;
}
if (ddl.SelectedItem.ToString() == "Substraction")
{
int f = c - d;
string g = Convert.ToString(f);
lbl1.Text = c + "-" + d + "=" + g;
}
if (ddl.SelectedItem.ToString() == "Multiplication")
{
int f = c * d;
string g = Convert.ToString(f);
lbl1.Text = c + "*" + d + "=" + g;
}
if (ddl.SelectedItem.ToString() == "Division")
{
int f = c / d;
string g = Convert.ToString(f);
lbl1.Text = c + "/" + d + "=" + g;
}
}
}
}
No comments:
Post a Comment