Thank you everyone for your answers, Google wasn’t the best choice when I was looking for this. Thank you for guiding me for the right place!
> On 7 Apr 2022, at 18:03, David Kastrup <d...@gnu.org> wrote: > > Omer Katzir <kome...@gmail.com> writes: > >> Using on macOS Monterey, compiled from macports >> >> Taken the snippet from >> https://lilypond.org/doc/v2.23/Documentation/notation/long-repeats >> <https://lilypond.org/doc/v2.23/Documentation/notation/long-repeats> > > You see the v2.23 in that URL? > >> Starting lilypond 2.22.2 [Untitled]... > > There is no guarantee that future extensions of LilyPond will be > undocumented, so if you use documentation for future versions of > LilyPond (compared to the version you use), you might run into problems > occasionally. > > -- > David Kastrup