Hi Wolfgang,
In fact, I wanted to know why the instructions to create a new style for the counter were useless (% in the code) . I think I understand that headnumber sends settings (text and number) to the \ACFRAME  command.
Fabrice
Envoyé de mon iPad

> Le 22 juil. 2016 à 01:22, Wolfgang Schuster <schuster.wolfgang@gmail.com> a écrit :
> 
>> Fabrice Couvreur 22. Juli 2016 um 00:57
>> Hello,
>> In the code below, why headcommand enough ?
> I’m sorry but I don’t know what you’re asking for.
> 
> Wolfgang
> ___________________________________________________________________________________
> If your question is of interest to others as well, please add an entry to the Wiki!
> 
> maillist : ntg-context@ntg.nl / http://www.ntg.nl/mailman/listinfo/ntg-context
> webpage  : http://www.pragma-ade.nl / http://tex.aanhet.net
> archive  : http://foundry.supelec.fr/projects/contextrev/
> wiki     : http://contextgarden.net
> ___________________________________________________________________________________