http://not.dave.org.uk/cgi-bin/script.pl?key1=val1&key2=val2

##</code><code>##

#!/usr/bin/perl -w
use strict;
use CGI qw(:standard);

print header(-type => 'text/plain');

foreach (param) {
  print "Parameter $_ is ", param($), "\n";
}

##</code><code>##

key1=val1&key2=val2a&key2=val2b