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Postings from September 2002
Re: Throwing lexicals
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From:
Andrew Wilson
Date:
September 9, 2002 13:38
Subject:
Re: Throwing lexicals
Message ID:
20020909203817.GB3166@rivendale.net
On Mon, Sep 09, 2002 at 02:13:55PM -0600, Luke Palmer wrote:
> Err.. I don't think so.
>
> # Date.pm
> grammar Date;
> my $date;
> rule date_rule { $date := <something> }
>
> # uses_date.p6 (hmm.. I wonder what a nice extension would be...)
> use Date;
> my $date;
> m/ <Date::date_rule> /;
>
> This would mess with $Date::date, not $main::date. If there was no
> $Date::date, it wouldn't mess with anything, and it would store
> the return value of <something> in $0{date}.
Ok, That makes a great deal more sense. I was confused by the
discussion of dynamic scope.
andrew
--
Cancer: (June 22 - July 22)
You will soon find yourself entangled in a messy accident with a knife thrower,
although drunk driving, not knife throwing, is actually the real issue.
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