System.Uri

Object –> Uri

An object representation of a URI.

Construction

From String

Uri uri = new Uri("https://user:password@www.contoso.com:80/Home/Index.htm?q1=1&q2=v2#FragmentName");

Specify Base URI or Relative URI

Uri uri = new Uri(string "s", UriKind.Absolute); // or UriKind.Relative.
// or
Uri uri = new Uri(Uri baseUri, string "relativeUriString");
// or
Uri uri = new Uri(Uri baseUri, Uri relativeUri);

Fields

Various fields are available for different URI schemes such as File, FTP, SSH, Telnet, etc.

Properties

• AbsolutePath — /Home/Index.htm
• AbsoluteUri — https://user:password@www.contoso.com:80/Home/Index.htm?q1=v1&q2=v2#FragmentName
• DnsSafeHost — www.contoso.com
• Fragment — #FragmentName
• Host — www.contoso.com
• HostNameType — Dns
• IdnHost — www.contoso.com
• IsAbsoluteUri — True
• IsDefaultPort — False
• IsFile — False
• IsLoopback — False
• IsUnc — False
• LocalPath — /Home/Index.htm
• OriginalString — https://user:password@www.contoso.com:80/Home/Index.htm?q1=v1&q2=v2#FragmentName
• PathAndQuery — /Home/Index.htm?q1=v1&q2=v2
• Port — 80
• Query — ?q1=v1&q2=v2
• Scheme — https
• Segments — /, Home/, Index.htm
• UserEscaped — False
• UserInfo — user:password

Methods

• CheckHostName(string) — Returns a UriHostNameType indicating if this is a valid hostname or IP address.
• CheckSchemeName(string) — Boolean if string equals a specific Uri.UriScheme
• EscapeDataString(string) — Returns string as an escaped Uri string.
• IsWellFormedOriginalString() — Boolean if string used to build this Uri was well-formed and properly escaped.
• IsWellFormedUriString(string, UriKind) — Boolean if string is a well-formed Uri of UriKind.
• TryCreate(baseUri, relativeUri, out Uri) — Boolean if URI created successfully and stored to Uri.
• UnescapeDataString(string) — Returns string as an unescaped Uri string.