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RE: What's up with %MY?
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From:
Dan Sugalski
Date:
September 5, 2001 08:11
Subject:
RE: What's up with %MY?
Message ID:
5.1.0.14.2.20010905104618.020787d8@pop.sidhe.org
At 01:45 PM 9/5/2001 +0100, Dave Mitchell wrote:
>can I just clarify something about delete:
>
>my $x = 1;
>{
> my $x = 2;
> delete $MY::{'$x'};
> print $x;
> $mysub = sub {$x};
>}
>
>print $mysub->();
>
>People seem agreed that print $x should do the equivalent of
> throw "lexical '$x' no longer in scope"
There might be less agreement than you might think. I wouldn't consider it
unreasonable to search outward until I found a $x. (Perhaps going so far as
to find a global if there were no lexical $x around)
>rather than printing 1, but what should print $mysub->() do?
Whatever inside would do, either throwing the error or walking out. I can
see either way.
Dan
--------------------------------------"it's like this"-------------------
Dan Sugalski even samurai
dan@sidhe.org have teddy bears and even
teddy bears get drunk
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