Am Mo., 4. Nov. 2019 um 18:00 Uhr schrieb Karsten Reincke <k.rein...@fodina.de>: > > Dear friends > > A few days ago, I asked whether anyone knows how one can use variable > parameter > lists = optional arguments = flexible argumentlists in a markup function. I > was > told that such an opportunity does not exist (Thomas Morley)
Let me quote another part of my reply: Am Fr., 1. Nov. 2019 um 16:01 Uhr schrieb Thomas Morley <thomasmorle...@gmail.com>: > For variable amount of args I'd go for list? (or the like) and let the > body of your code sort it out. And that's basically what you do in your example-code. > resp. must be > simulated by some embedded property features (Urs Liska). That's not exactly what Urs wrote... > #(define (assign keyValue assocList defaultValue) > (string? list?) ^^^^^^^^^^^^^^^^^^ As far as I can tell this line is superfluous, returning #f. > (let* ((localPair (assoc keyValue assocList))) > (if localPair (cdr localPair) defaultValue) > ) > ) Check for assoc-get resp. ly:assoc-get doing. Cheers, Harm
