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Postings from December 2001
On 5 December 2001 14:29, BooK [mailto:philippe.bruhat@free.fr] wrote:
> En réponse à Piers Cawley <pdcawley@bofh.org.uk>:
>
>
> > perl -e '*{" "} = sub {42}; print &{" "}'
> >
> > I can't pretend that I *like* this, but it has a certain
> cute insanity
> > to it.
>
> Since the symbol table is a hash, I'd say that the empty sub
> exists, too.
>
> perl -e '*{""} = sub {13}; print &{""}'
>
> I may be wrong, since this is not tested. I do not have Perl here.
> (I feel like I read that in Effective Perl Programming, but
> can't find it
> there)
>
With fixes for Win2k's command shell, it does indeed work...
perl -e "*{''} = sub {13}; print &{''}"
The real question is of course, is this any use apart from obfustication
(clearly not for golf with such a long name)?
Richard Cox
Senior Software Developer
Dell Technology Online
All opinions and statements mine and do not in any way (unless expressly
stated) imply anything at all on behalf of my employer
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