[C#] 如何取得 Request URL 的各個部分

from寶哥  http://blog.miniasp.com/post/2008/02/10/How-Do-I-Get-Paths-and-URL-fragments-from-the-HttpRequest-object.aspx


底下這張表就是各種跟 Browser Request 的網址相關的屬性與用法：

網址：http://localhost:1897/News/Press/Content.aspx/123?id=1#toc
Request.ApplicationPath	/
Request.PhysicalPath	D:\Projects\Solution\web\News\Press\Content.aspx
System.IO.Path.GetDirectoryName(Request.PhysicalPath)	D:\Projects\Solution\web\News\Press
Request.PhysicalApplicationPath	D:\Projects\Solution\web\
System.IO.Path.GetFileName(Request.PhysicalPath)	Content.aspx
Request.CurrentExecutionFilePath	/News/Press/Content.aspx
Request.FilePath	/News/Press/Content.aspx
Request.Path	/News/Press/Content.aspx/123
Request.RawUrl	/News/Press/Content.aspx/123?id=1
Request.Url.AbsolutePath	/News/Press/Content.aspx/123
Request.Url.AbsoluteUri	http://localhost:1897/News/Press/Content.aspx/123?id=1
Request.Url.Scheme	http
Request.Url.Host	localhost
Request.Url.Port	1897
Request.Url.Authority	localhost:1897
Request.Url.LocalPath	/News/Press/Content.aspx/123
Request.PathInfo	/123
Request.Url.PathAndQuery	/News/Press/Content.aspx/123?id=1
Request.Url.Query	?id=1
Request.Url.Fragment
Request.Url.Segments	/ News/ Press/ Content.aspx/ 123