autogenerate number

hii

Are you looking for auto-increment or random unique  number generation?

Dear ranjan

         Please use below code your problem is solved


aspx page

<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="WebForm2.aspx.cs" Inherits="WebApplication1.WebForm2" %>




   


   

   

       
       
       
   

   

page.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;

namespace WebApplication1
{
    public partial class WebForm2 : System.Web.UI.Page
    {
        protected void Page_Load(object sender, EventArgs e)
        {
            if (!IsPostBack)
            {
                ViewState["value"] = null;
            }
        }
        protected void btnclick(object sender, EventArgs e)
        {
            if (ViewState["value"] != null)
            {
                int value = (int)ViewState["value"];
                textvalue.Text = Convert.ToString(value + 1);
            }
            else
            {
                textvalue.Text = Convert.ToString(1);
            }
            int newValue = Convert.ToInt16(textvalue.Text);
            ViewState["value"] =newValue;
        }
    }
}

thanks

sreejesh