URL (Definition)

A Uniform Resource Locator.

The URL is composed of several parts. The http: in the URL specifies a URL method, which is to be used for retrieving the document or performing the action. There are several alternatives.

The following URL methods may be found. Note that some of these are implementation dependant:

These are special Netscape URL request methods that invoke internal sub-systems. Some of these may not be fully functional or may need to be activated by configuration options in the prefs.js file:

The MSIE browser also uses the clsid: URL to locate registered ActiveX controls that are loaded with the <OBJECT> tag.

The IANA documention also lists these protocols:

These are specified as part of the ATVEF standard to provide support for TV set top boxes:


See also:about: URL, ATVEF, clsid: URL, file: URL, ftp: URL, http: URL, https: URL, javascript: URL, mailbox: URL, mailto: URL, nethelp: URL, news: URL, snews: URL, telnet: URL, UDI, URI, URN, view-source: URL