为每个页面加上Session判断的小例子

首先新建一个类,继承自System.Web.UI.Page,然后重写OnInit,如下: 代码如下:using System;using System.Data;using System.Configuration;using System.Linq;using System.Web;using System.Web.Security;using System.Web.UI;using System.Web.UI.HtmlControls;using System.Web.UI.WebControls;using System.Web.UI.WebControls.WebParts; nam