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Re^2: A better (ie.more concise) way to write this?

by LanX (Canon)
on Dec 13, 2013 at 16:53 UTC ( #1067044=note: print w/ replies, xml ) Need Help??

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  1. or download this
      DB<132> sub cycle { $_[1]++; $_[1] %= $_[0] }
    
    ...
    
      DB<135> cycle 3 => $h{a}{b}[2]{c};   \%h
     => { a => { b => [undef, undef, { c => 0 }] } }
    
  2. or download this
    $h{a}{b}[2]{c}->cycle(3)
    
  3. or download this
      DB<160> $cycle = sub { $_[0]++; $_[0] %= $_[1] }
     => sub { "???" }
    ...
    
      DB<163> $h{a}{b}[2]{c}->$cycle(3);   \%h
     => { a => { b => [undef, undef, { c => 0 }] } }
    

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