How to access dynamically created Textbox ID in asp.net c#

Nov 8 2017 11:50 PM

Hello Friends !,

How to access dynamically created textbox value or id to save into database.

Textbox is creating dynamically successfully. Now what I want suppose I fill the text and when I press button to save that value into database table. How do I get that textbox id.

Below what i tried to do please check and resolve this problem soon.

aspx-----------

<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Dynamic-TextBox.aspx.cs" Inherits="Dynamic_TextBox" %>
<!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>
<asp:PlaceHolder ID="PlaceHolder1" runat="server"></asp:PlaceHolder>
<asp:Label ID="Label1" runat="server"></asp:Label>
<asp:Button ID="addnewtext" runat="server" Text="Add" onclick="addnewtext_Click" width="76px" />
<asp:Button ID="btn_Save" runat="server" Text="Save Value" onclick="btn_Save_Click" />
</div>
</form>
</body>
</html>

.cs--------

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
public partial class Dynamic_TextBox : System.Web.UI.Page
{
static Random random = new Random();
protected void Page_Load(object sender, EventArgs e)
{
}
TextBox tb;
static int i = 0;
protected void addnewtext_Click(object sender, EventArgs e)
{
i++;
for (int j = 0; j <= i; j++)
{
GenerateRandomNumber();
tb = new TextBox();
tb.ID = j.ToString();
PlaceHolder1.Controls.Add(tb);
}
}
public void GenerateRandomNumber()
{
for (int i = 0; i < 2; i++)
{
Label1.Text = "The generated Random number is " + (Convert.ToString(random.Next(10, 200))); // to specify range for random number
}
}
protected void btn_Save_Click(object sender, EventArgs e)
{
}
}

Answers (3)

Connecting and using database

Run time error generated