Hello,How to have :Démonstration --- 1.one2.two3.threeThanksFabrice\defineenumeration
[proof]
[text=Démonstration,
alternative=serried,
number=no,
headcommand=\groupedcommand{}{~---~},
headstyle=bolditalic,
%headcommand=\groupedcommand{}{:\,},
width=broad,
closesymbol={\symbol[square]}]
\starttext
\startproof
\startitemize[n]
\item one
\item two
\item three
\stopitemize
\stopproof