被请求页面的路径
Response.Write(Request.ServerVariables["SCRIPT_NAME"]);
Response.Write("</br>");
Response.Write(Request.Url.AbsolutePath);
Response.Write("</br>");
Response.Write(Request.Url.AbsoluteUri);
//输出
/community/ye.aspx
/community/ye.aspx
http://localhost:3700/community/ye.aspx