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Postings from December 2001
Bernie writes:
> On 5 Dec 2001, at 14:09, Eugene van der Pijll wrote:
>
> > Bernie Cosell schreef op 05 december 2001:
> > > Meta-question: since Perl is content to try to *call*
> '&main::;' is there
> > > some trickery to *DEFINE* such a subroutine? For example, trying:
> > > main:: { die; }
> > > gets you what I would have expected in the '..&' case: a
> syntax error for a
> > > missing subroutine name.
> >
> > perl -e'*;=sub {1}; print &;'
>
> good heavens.. the actual subroutine name is semi-colon?? So
> the name isn't
> missing and isn't null, but is ';'. I'm not sure that that
> doesn't make it
> MORE confusing to me --- Are there other punctuation marks
> that work in that
> context??
I was certainly amused when I understood what 11..& meant, but it didn't
amaze me a single bit. Afterall, Perl defines the global variable $; so
there already is a symbol table entry for ';', thus you can certainly define
a subrouting called '::;'.
How someone would think of doing that is another question though :)
--Ala
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