The follow are generic methods used to get and set cookie values in ASP.NET.
using System;
using System.Linq;
using System.Web;
....
public static void Cookies_Set(string key, string value, DateTime expires)
{
HttpCookie cookie = new HttpCookie(key, value);
cookie.Expires = expires;
HttpContext.Current.Response.SetCookie(cookie);
}
public static string Cookies_Get(string key)
{
string value = "";
if (HttpContext.Current.Request.Cookies.AllKeys.Contains(key))
{
value = HttpContext.Current.Request.Cookies[key].Value;
}
return value;
}