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Postings from June 2013
On Mon, Jun 10, 2013 at 6:33 AM, Dave Mitchell <davem@iabyn.com> wrote:
> On Sun, Jun 09, 2013 at 06:51:23PM -0500, David Nicol wrote:
> > one of the perl6 RFCs suggested allowing a regex as a hash index
> >
> > @hash{/REGEX/}
> >
> > to mean
> >
> > @hash{ grep /REGEX/, keys %hash }
>
> but that syntax already has a meaning:
>
> %h = qw(aa 1 bb 2 cc 3);
> $_ = 'aa bb';
> print @h{/(\w+)/}; # prints 1
> print @h{/(\w+)/g}; # prints 12
>
How about regexen without any captures in them, then?
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