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Postings from May 2012
> btw here is an example :
>
> the code, applied on (1, 2, 3, 4) would return (1, 3). Thanks
so you want to check every element for oddity of its value, not its index, right?
@list = grep{$_%2}@array;
cheers,
0--gg-
> On 16 May 2012 13:15, damien krotkine <dkrotkine@gmail.com> wrote:
> > Hi,
> >
> > I'm using this code to get a list of only the odd elements of an
> > array. The resulting list must have the same order as the array.
> >
> > map { state $f; ($_) x (++$f%2) } @array;
> >
> > I'm looking for advice to make it shorter or nicer. Everything in perl
> > 5.12 is allowed, but must pass use strict. I've failed at using the
> > '..' operator to act as a flip/flop operator...
> >
> > thanks,
> > dams
>