How to get the URL of the root directory

This article mainly explains "how to get the URL of the root directory". The content of the article is simple and clear, and it is easy to learn and understand. Please follow the editor's train of thought to study and learn "how to get the URL of the root directory".

The copy code is as follows:

Public static string GetRootURI ()

{

String AppPath = ""

HttpContext HttpCurrent = HttpContext.Current

HttpRequest Req

If (HttpCurrent! = null)

{

Req = HttpCurrent.Request

String UrlAuthority = Req.Url.GetLeftPart (UriPartial.Authority)

If (Req.ApplicationPath = = null | | Req.ApplicationPath = = "/")

/ / install it directly on the Web site

AppPath = UrlAuthority

Else

/ / install it in the virtual subdirectory

AppPath = UrlAuthority + Req.ApplicationPath

}

Return AppPath

}

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