Re: [Golf-ish] Ordered hash keys

Damian James <djames@xxxxxxxxxxxxx> wrote:

> my @fields = @mappings[ map $_*2, 0..($#mappings/2) ];

> Is there a simpler, shorter
> or more elegant 'hashificator' that might be suitable in place of the
> arithmetic one I've shown?


You can save 3 strokes by generating the slice indexes with:

grep $_%2, 0..$#mappings

instead of map().


--
Tad McClellan SGML consulting
tadmc@xxxxxxxxxxxxxx Perl programming
Fort Worth, Texas
.

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