in reply to use the cell of a table as a input for other s in cgi perl

When generating that cell, just generate the link as well: 
    print $cgi->td( $cgi->a({ href => "/show_info.pl?$id" }, $id));

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لսႽ† ᥲᥒ⚪⟊Ⴙᘓᖇ Ꮅᘓᖇ⎱ Ⴙᥲ𝇋ƙᘓᖇ

In Section Seekers of Perl Wisdom