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Re: Iterating a changing Hash under 1.9.1

Yukihiro Matsumoto

2/16/2009 6:32:00 AM

Hi,

In message "Re: Iterating a changing Hash under 1.9.1"
on Mon, 16 Feb 2009 14:28:07 +0900, Tom Link <micathom@gmail.com> writes:

|It shouldn't go into an infinite loop though. IMHO an exception
|("modification during iteration" or something like that) would be
|nice.

Do you think speed decrease for normal case is acceptable?

matz.
2 Answers

Joel VanderWerf

2/16/2009 6:39:00 AM

0

Yukihiro Matsumoto wrote:
> Hi,
>
> In message "Re: Iterating a changing Hash under 1.9.1"
> on Mon, 16 Feb 2009 14:28:07 +0900, Tom Link <micathom@gmail.com> writes:
>
> |It shouldn't go into an infinite loop though. IMHO an exception
> |("modification during iteration" or something like that) would be
> |nice.
>
> Do you think speed decrease for normal case is acceptable?
>
> matz.

It's also worrying that there is no clear definition of "during
iteration", bearing in mind that any method which yields is an iterator,
of sorts. Or would this only apply to a fixed set of core methods?

--
vjoel : Joel VanderWerf : path berkeley edu : 510 665 3407

Valery Lapenkov

9/20/2009 3:03:00 PM

0



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>
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> >
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