Uri.Scheme Property
[ This article is for Windows Phone 8 developers. If you’re developing for Windows 10, see the latest documentation. ]
Gets the scheme name for this URI.
Assembly: System (in System.dll)
Property Value
Type: System.StringA String that contains the scheme for this URI, converted to lowercase.
| Exception | Condition |
|---|---|
| InvalidOperationException | This property is valid only for an absolute Uri instance. |
The Scheme property returns the scheme used to initialize the Uri instance. This property does not indicate that the scheme used to initialize the Uri instance was recognized.
The following table shows examples of some possible values returned by the Scheme property.
Scheme | Description |
|---|---|
file | The resource is a file on the local computer. |
ftp | The resource is accessed through FTP. |
gopher | The resource is accessed through the Gopher protocol. |
http | The resource is accessed through HTTP. |
https | The resource is accessed through SSL-encrypted HTTP. |
ldap | The resource is accessed through the LDAP protocol. |
mailto | The resource is an e-mail address and accessed through the SMTP protocol. |
net.pipe | The resource is accessed through a named pipe. |
net.tcp | The resource is accessed from TCP endpoint. |
news | The resource is accessed through the NNTP protocol. |
nntp | The resource is accessed through the NNTP protocol. |
telnet | The resource is accessed through the TELNET protocol. |
uuid | The resource is accessed through a unique UUID endpoint name for communicating with a service. |
The constructors for Uri allow a Windows Phone application to create a Uri instance for any of the schemes listed above. However, only Uri instances for the UriSchemeHttp or UriSchemeHttps schemes are supported by the WebClient and HTTP classes in the System.Net namespace.