I'm not sure I understand the question. Do you want to print the datastructure itself, or the data it contains? If you want to print a representation of the datastructure, use Data::Dumper: 

use Data::Dumper;
my $structure = [ 'complex', { data => 'structure' } ];
print Dumper($structure);

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In reply to Re: Complicated Nested Data Structures by jlp
in thread Complicated Nested Data Structures by elusion

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