Finding factorial Value

byBsc IT March 20, 2022

 Factorial.aspx 

<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="Fact.aspx.cs" 

Inherits="TemperatureConversion.Fact" %> 

 

<!DOCTYPE html> 

<html xmlns="http://www.w3.org/1999/xhtml"> 

<head runat="server"> 

</head> 

<body> 

    <form id="form1" runat="server"> 

        <div> 

          Enter the Number :   <asp:TextBox ID="TextBox1" runat="server"></asp:TextBox> 

        </div>         <p> 

            <asp:Button ID="Button1" runat="server" Text=" Find Factorial " 

OnClick="Button1_Click" /> 

        </p>         <p> 

            <asp:Label ID="Label1" runat="server" Text=""></asp:Label> 

        </p> 

    </form> 

</body> 

</html> 

Factorial.aspx.cs 

using System; 

using System.Collections.Generic; 

using System.Linq; 

using System.Web; 

using System.Web.UI; 

using System.Web.UI.WebControls; 

 

namespace factorial 

{ 

    public partial class Fact : System.Web.UI.Page 

    { 

        protected void Page_Load(object sender, EventArgs e) 

        { 

 

        } 

 

        protected void Button1_Click(object sender, EventArgs e) 

        { 

            int n, f = 1; 

            n = Convert.ToInt32(TextBox1.Text); 

            for(int i=1;i<n;i++) 

            { 

                f = f * i; 

            } 

            Label1.Text="The Factorial is : "+f.ToString(); 

        } 

    } 

} 

Output:- 




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