session失效时,再点当页,强制刷新

        private void RefreshCurrentPage()        {            if (Request.Q

        private void RefreshCurrentPage()
        {
            if (Request.QueryString["randomseed"] == null)
            {
                Response.Redirect(Request.RawUrl + "?randomseed=" + DateTime.Now.ToString());
            }
        }

Request.RawUrl, 当前页网址, 加个随机种子,这样就不会再读缓存。

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