Dynamically generated Textboxes on textchanged Event and fetching data from them on Button Click



Complete Source code of Default3.aspx


<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default3.aspx.cs" Inherits="Default3" %>
<!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>

No of Textboxes:
<asp:TextBox ID="txtNo" runat="server"
ontextchanged="txtNo_TextChanged" AutoPostBack="True"></asp:TextBox>
<asp:Panel ID="Panel1" runat="server">
<br />

</asp:Panel>
<br />
<asp:Button ID="btn" runat="server" Text="Submit" onclick="btn_Click" />
</div>
</form>
</body>
</html>
------------------------------------------------------------------------------------------

Complete Code of Default.aspx.cs Page



using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
public partial class Default3 : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
}
protected void txtNo_TextChanged(object sender, EventArgs e)
{

int a = Convert.ToInt32(txtNo.Text);

for (int i = 0; i < a; i++)
{
TextBox tempBox = new TextBox();
tempBox.ID = "txtBox_" + (i + 1).ToString() ;
Panel1.Controls.Add(tempBox);



}

}
protected void btn_Click(object sender, EventArgs e)
{

int a = Convert.ToInt32(txtNo.Text);
for (int i = 0; i < a; i++)
{

TextBox tempBox = new TextBox();
string ss = Request.Form["txtBox_" + (i + 1).ToString()].ToString();
if (tempBox != null)
{
Response.Write("<table border=1px; Width=60px ><tr><td>"+ ss + "<br> " + "</td></tr></table>" );
}

}

}
}