Cookie 获取，设置的简短代码

        public string GetCookie(string cookie)

        {

            if (Request.Cookies[cookie] != null)

                return Request.Cookies[cookie].Value;

            return string.Empty;

        }



        public void SetCookie(string cookieName, string cookieValue, int expireDate)

        {

            HttpCookie cookie = new HttpCookie(cookieName);

            cookie.Expires = DateTime.Now.AddDays(expireDate);

            cookie.Value = cookieValue;

            Response.Cookies.Add(cookie);

        }