#!/usr/bin/perl

$| = 1;

use strict;
use warnings;
use CGI;

my $cgi = new CGI;
print $cgi->header;

print $cgi->start_html;

print $cgi->start_table;
while (my $line = <DATA>) {
   chomp $line;
   my (undef, $col1, $col2) = split/=/,$line;
   print $cgi->Tr($cgi->td({-width=>"50%"},[$col1,$col2]));
}
print $cgi->end_table;

print $cgi->end_html;

1;
__DATA__
=aaa=11111
=bbb=222
=ccc=77777
__END__

package CGI;
require 5.004;
use Carp 'croak';

# See the bottom of this file for the POD documentation.  Search for the
# string '=head'.

# You can run this file through either pod2man or pod2html to produce pretty
# documentation in manual or html file format (these utilities are part of the
# Perl 5 distribution).

# Copyright 1995-1998 Lincoln D. Stein.  All rights reserved.
# It may be used and modified freely, but I do request that this copyright
# notice remain attached to the file.  You may modify this module as you 
# wish, but if you redistribute a modified version, please attach a note
# listing the modifications you have made.

# The most recent version and complete docs are available at:
#   http://stein.cshl.org/WWW/software/CGI/

$CGI::revision = '$Id: CGI.pm,v 1.263 2009/02/11 16:56:37 lstein Exp $';
$CGI::VERSION='3.43';

# HARD-CODED LOCATION FOR FILE UPLOAD TEMPORARY FILES.
# UNCOMMENT THIS ONLY IF YOU KNOW WHAT YOU'RE DOING.
# $CGITempFile::TMPDIRECTORY = '/usr/tmp';
use CGI::Util qw(rearrange rearrange_header make_attributes unescape escape expires ebcdic2ascii ascii2ebcdic);

#use constant XHTML_DTD => ['-//W3C//DTD XHTML Basic 1.0//EN',
#                           'http://www.w3.org/TR/xhtml-basic/xhtml-basic10.dtd'];

use constant XHTML_DTD => ['-//W3C//DTD XHTML 1.0 Transitional//EN',
                           'http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd'];

{
  local $^W = 0;
  $TAINTED = substr("$0$^X",0,0);
}

...