ok that sounds reasonable, thanks for the help. iain
On Sun, May 17, 2020 at 2:22 PM <[email protected]> wrote: > In r7rs, I think most of the output functions return an > unspecified value, as does vector-set! (I think...), > s7_unspecified or #<unspecified>, but this is dumb. > s7 normally tries to return a value for the reason > you mentioned, so vector-set! returns the value, > and output procedures (like display) return the thing > output. > > >
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