/*
* Extract an identifier fragment from a URL.
*
* Given a URI, this method will return the string that follows the #
* separator (e.g. when passed
* "http://musicbrainz.org/mm/mq-1.1#ArtistResult", this method will
* return "ArtistResult").
*
*
* Aliases:
* MusicBrainz::Client#get_fragment_from_url
*
* Examples:
* # get the artist name of the first track on the album
* url = mb.result MusicBrainz::Query::AlbumGetArtistId, 1
* frag = mb.fragment_from_url url
*
*/
static VALUE mb_client_frag_from_url(VALUE self, VALUE url) {