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Re: possibly bug with ,@
Hi, thanks for explaining.
[snip]
>
> The book is wrong. The code probably works as a Chez Scheme extension,
> but it is not standard Scheme.
>
Hmm, strange since the book claims to describe standard Scheme (well, ANSI
Schem actually, but that's a subset of R5RS, IIRC).
> > R5RS did not help me about this. Can you tell me who is right?
>
> R5RS is quite clear:
>
> If a comma appears followed immediately by an at-sign (@), then
> the following expression must evaluate to a list; ...
>
Seems I have to learn reading those standards without falling asleep :)
> Now, whether this is a useful enough extension to be more
> widely supported is a different matter.
Personally, I think it's not. That's why I tried the example: I would have
never had the idea to do something like that.
Thanks again,
'mgrabmue
--
Martin Grabmueller mgrabmue@cs.tu-berlin.de
http://www.pintus.de/mgrabmue/ mgrabmue@#lkcc on EFnet