...and for Old and New alike, the functional interface to CGI.pm is much cleaner and easier to understand. The following is functionally (:-D) identical to jeffa's code:

use strict;
use CGI qw(:standard);

print header, start_html, pre;

foreach my $name (param) {
    print "$name = ", param($name), "\n";
}
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Less typing means a few more months before Carpal Tunnel sets in.

Gary Blackburn
Trained Killer