Asp.Net MVC记住用户登录信息下次直接登录功能(2)

　　 /// <summary>
    /// 删除Cookie的值
    /// </summary>
    /// <param name="cookieName">Cookie名称</param>
    /// <returns></returns>
    public static void RemoveCookie(string cookieName)
    {
      SetCookie(cookieName, "", DateTime.Now.AddDays(1));
    }