public static void RemoveCookie(Page page, string name)
{
if (page == null)
throw new ArgumentNullException("Invalid Argument");
if (page.Response.Cookies[HelperApplication.Prefix + name] != null)
{
page.Response.Cookies.Remove(HelperApplication.Prefix + name);
page.Response.Cookies[HelperApplication.Prefix + name].Expires = DateTime.Now.AddDays(-1);
}
}
先remove再设置过期,这样写会有问题吗?