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  1. or download this
           FETCHING THE PARAMETER LIST AS A HASH:

...

           use CGI ':cgi-lib';
           $params = Vars;
  2. or download this
    use CGI qw/Vars/;
my %params = Vars;
# now you're good to go :-)
  3. or download this
    use CGI;
my $q = new CGI($ENV{QUERY_STRING});
my %params = $q->Vars();