Re: Scheme function question

[Gilberto Agostinho]

David Kastrup wrote
> As a rule, don't use a music argument twice without copying in the same
> expression.  \music copies music, just like $music does.  #music is very
> Scheme-like: it does not change anything.  Often, that's what you want.

Hi David,

Is the difference between #variable and $variable inside a function covered
in LilyPond's reference? I can't find it there, and I'd love to understand
this better.

Thanks and take care,
Gilberto



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