This functions are used to extract a list of all containing user Apple application playlists for selected linked tracks. This list does not include Genius or Smart playlists. Lists are saved to a UDTI named Apple App Containing Playlists and are delimited by a newline character (\n).
You can elect to save qualified or unqualified playlist names. Qualified names follow the Apple App Playlist Naming Conventions. Unqualified names ignore folders.