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Apr 24, 2012, 8:45 PM
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[perl #108286] Wishlist: Overridable keywords
[In reply to]
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On Tue Apr 24 00:39:50 2012, nicholas wrote:
> On Mon, Apr 23, 2012 at 03:13:39PM -0700, Father Chrysostomos via RT
wrote:
> > On Mon Apr 23 14:03:27 2012, nicholas wrote:
> > > The intent of the changes appears to be to retain the 5.003 and
> > > earlier
> > > behaviour on what gets assigned for each construction, but change the
> > > loop
> > > behaviour to terminate on undefined rather than simply falsehood for
> > > the
> > > common simple cases:
> > >
> > > while (OP ...)
> > >
> > > and
> > >
> > > while ($var = OP ...)
> >
> > Except that while($var = each %h) implies defined(), but while(each %h)
> > does not. So something got screwed up. :-)
>
> Yes. I *thought* that question was about while(each %h) [not] assigning to
> $_, but I missed the [not] using defined.
>
> Pretty sure that the intent was that the intent at the time was to
change it
> to use defined. And I'd guess that it was missed because it's not the same
> opcode structure.
>
> So that's a bug?
That’s what I was trying to ask. :-)
--
Father Chrysostomos
---
via perlbug: queue: perl5 status: open
https://rt.perl.org:443/rt3/Ticket/Display.html?id=108286
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