Hi, I'd like to understand why the following function has no effect :
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% \version "2.19.3" myFunctionFalse = \override Score.BarNumber.break-visibility = ##(#f #f #f) myFunctionTrue = \override Score.BarNumber.break-visibility = ##(#f #t #t) myFunction = #(define-music-function (parser location arg) (boolean?) #{ \override Score.BarNumber.break-visibility = ##(#f $arg $arg) #}) { \myFunctionFalse \repeat unfold 16 c'1 \myFunctionTrue \repeat unfold 16 c'1 %%% no/wrong effect here : \myFunction ##f \repeat unfold 16 c'1 \myFunction ##t \repeat unfold 16 c'1 } %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% Cheers, ~Pierre
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