domain                  Get or set a URL's domain
fragment                Get or set a URL's fragment identifier
path                    Get or set a URL's path
port                    Get or set a URL's port
query                   Get or set a URL's query string
scheme                  Get or set a URL's scheme
url_decode              Encode or decode a URI
url_parameters          get the values of a URL's parameters
url_parse               split URLs into their component parts
urltools                Tools for handling URLs
