Dear Cynthia,
thank you for your help!
What you propose works correctly but it is not practical. I use tag to
avoid duplicating code so it is crucial to be able to do not create
two different variables music_screenOut and music_midiOut.
Thank you, g.
> On Apr 27, 2016, at 3:57 AM, lilypond-user-requ...@gnu.org wrote:
>
> Message: 4
> Date: Wed, 27 Apr 2016 10:56:53 +0200
> From: Gianmaria Lari
> Subject: duration using variable
>
> In the previous example the cC variable contains a quarter note (and a
> quarter