in reply to displaying all data received on a web script

What about using Data::Dumper and just 
$text_value = Dumper { $cgi->parse_form_data };

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لսႽ† ᥲᥒ⚪⟊Ⴙᘓᖇ Ꮅᘓᖇ⎱ Ⴙᥲ𝇋ƙᘓᖇ

In Section Seekers of Perl Wisdom