<shameless_plug> Use iter. </shameless_plug>

You can also idiomize your loop a bit: 

my ($code, $text) = splice @subdata, 0, 2;

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Also, check out this discussion. 
   MeowChow                                   
               s aamecha.s a..a\u$&owag.print

In reply to Re: Idiom for looping thru key/value pairs by MeowChow
in thread Idiom for looping thru key/value pairs by petdance

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