【源】http://www.bhcode.net/article_web/914.html
测试的url地址是http://www.test.com/testweb/default.aspx, 结果如下：
Request.ApplicationPath: /testweb
Request.CurrentExecutionFilePath: /testweb/default.aspx
Request.FilePath: /testweb/default.aspx
Request.Path: /testweb/default.aspx
Request.PathInfo:
Request.PhysicalApplicationPath: E:"WWW"testweb"
Request.PhysicalPath: E:"WWW"testweb"default.aspx
Request.RawUrl: /testweb/default.aspx
Request.Url.AbsolutePath: /testweb/default.aspx
Request.Url.AbsoluteUri: http://www.test.com/testweb/default.aspx
Request.Url.Host: www.test.com
Request.Url.LocalPath: /testweb/default.aspx
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补充：
测试url：http://localhost:1986/direct/Test/Test.aspx
虚拟路径：/direct/
Request.AppRelativeCurrentExecutionFilePath: ~/Test/Test.aspx
Request.CurrentExecutionFilePath: /direct/Test/Test.aspx
Request.Url.Authority: localhost:1986
Request.Url.Port: 1986