asp.net中有关URL的信息

【说明】如果你已经熟悉了，请不必往下看，如果你还不熟悉，请做下参考，因为经常在asp.net中需要获取有关URL相关方面的信息，虽然msdn上列出了各种方法，无奈方法和属性太多，没办法一一记住，就做了个例子，将与路径和文件信息相关的参数通过一个方法列出来，以备平时查阅。

using System; 
using System.Data; 
using System.Configuration; 
using System.Collections; 
using System.Web; 
using System.Web.Security; 
using System.Web.UI; 
using System.Web.UI.WebControls; 
using System.Web.UI.WebControls.WebParts; 
using System.Web.UI.HtmlControls; 
 
public partial class AjaxDemo : System.Web.UI.Page 
{ 
    protected void Page_Load(object sender, EventArgs e) 
    { 
        Response.Write("Request.AppRelativeCurrentExecutionFilePath=" + Request.AppRelativeCurrentExecutionFilePath + "<br>"); 
        Response.Write("Request.CurrentExecutionFilePath=" + Request.CurrentExecutionFilePath + "<br>"); 
        Response.Write("Request.FilePath=" + Request.FilePath + "<br>"); 
        Response.Write("Request.Path=" + Request.Path + "<br>"); 
        Response.Write("Request.PathInfo=" + Request.PathInfo + "<br>"); 
        Response.Write("Request.PhysicalApplicationPath=" + Request.PhysicalApplicationPath + "<br>"); 
        Response.Write("Request.PhysicalPath=" + Request.PhysicalPath + "<br>"); 
        Response.Write("Request.RawUrl=" + Request.RawUrl + "<br>"); 
        Response.Write("Request.Url=" + Request.Url + "<br>"); 
        Response.Write("Request.UrlReferrer=" + Request.UrlReferrer + "<br>"); 
        Response.Write("Request.UserHostAddress=" + Request.UserHostAddress + "<br>"); 
        Response.Write("Request.UserHostName=" + Request.UserHostName + "<br>"); 
 
        Uri uri = Request.Url; 
        Response.Write("uri.AbsolutePath=" + uri.AbsolutePath + "<br>"); 
        Response.Write("uri.AbsoluteUri=" + uri.AbsoluteUri + "<br>"); 
        Response.Write("uri.Authority=" + uri.Authority + "<br>"); 
        Response.Write("uri.Host=" + uri.Host + "<br>"); 
        Response.Write("uri.HostNameType=" + uri.HostNameType + "<br>"); 
        Response.Write("uri.Scheme=" + uri.Scheme + "<br>"); 
        Response.Write("uri.LocalPath=" + uri.LocalPath + "<br>"); 
        Response.Write("uri.OriginalString=" + uri.OriginalString + "<br>"); 
        Response.Write("uri.PathAndQuery=" + uri.PathAndQuery + "<br>");&nbs