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Re: Is there a "better" way to cycle an array?

by choroba (Bishop)
on Sep 07, 2013 at 19:21 UTC ( #1052839=note: print w/replies, xml ) Need Help??


in reply to Is there a "better" way to cycle an array?

You can use the modulo operator:
for my $i (0 .. 29) { print $stuff->[ $i % @$stuff ]; }
لսႽ† ᥲᥒ⚪⟊Ⴙᘓᖇ Ꮅᘓᖇ⎱ Ⴙᥲ𝇋ƙᘓᖇ

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[ambrus]: Corion: Maybe I'm not explaining the situation clearly enough, maybe I'm just wrong and he's right and we can compute that data,
[ambrus]: but hopefully he just wants to think it through himself his way and understand why it's impossible rather than blindly accept my argument.
choroba quickly peeps in from a café
[1nickt]: Good morning Monks of the world!
[Corion]: ambrus: Yeah, hopefully it's that
[1nickt]: I am stumped, maybe someone brainy can clear my mind?
[1nickt]: This code does what I expect on the CLI: perl -wE 'sub x { 0 and 1 } say x()'
[1nickt]: (prints "0")

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