- using System;
- using System.Collections.Generic;
- using System.Linq;
- using System.Web;
- using System.Web.UI;
- using System.Web.UI.WebControls;
- using System.Data;
- public partial class placeholderissue : System.Web.UI.Page
- {
- protected void Page_Load(object sender, EventArgs e)
- {
- if (IsPostBack)
- {
- if (TextBox1.Text != string.Empty)
- {
- int count = 0;
- int.TryParse(TextBox1.Text, out count);
- for (int i = 0; i < count; i++)
- {
- TextBox txt = new TextBox();
- txt.ID = "dynamicText" + i.ToString();
- if (PlaceHolder1.FindControl(txt.ID) != null)
- {
- PlaceHolder1.Controls.Add(txt);
- }
- }
- }
- }
- }
- protected void Button1_Click(object sender, EventArgs e)
- {
- if (TextBox1.Text != string.Empty)
- {
- int count=0;
- int.TryParse(TextBox1.Text,out count);
- for (int i = 0; i < count; i++)
- {
- TextBox txt = new TextBox();
- txt.ID = "dynamicText" + i.ToString();
- PlaceHolder1.Controls.Add(txt);
- }
- }
- }
- }
HTML
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="placeholderissue.aspx.cs" Inherits="placeholderissue" %> <!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:TextBox ID="TextBox1" runat="server"></asp:TextBox> <asp:Button ID="Button1" runat="server" Text="Button" onclick="Button1_Click" /> <br /> <asp:PlaceHolder ID="PlaceHolder1" runat="server"></asp:PlaceHolder> <input id="Button2" type="button" value="button" onclick="GetTextBoxValue();" /> <script language="javascript"> function GetTextBoxValue() { var count = document.getElementById("TextBox1").value; if (count > 0) { for (i = 0; i < count; i++) { alert(document.getElementById("dynamicText" + i).value); } } } </script> <div> </form> </body> </html>
Source Code
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