Tidying up Track Numbers

[DetlevD]

@Quiquose

... I would like to create an action that cleans up the track number field in the following way: ... I was hoping someone could provide me with a more elegant and succinct way to achieve the above. Thanks.

See there, if such Mp3tag actions can help ...
http://forums.mp3tag.de/index.php?act=atta...ost&id=5682
Tracknummer 3-stellig mit führenden Nullen

DD.20150118.1520.CET