gistfile1.pl

#!perl

use strict;
use warnings;

use DateTime;
use Data::Dumper;
use DateTime::Format::Strptime;
my $p = DateTime::Format::Strptime->new(pattern => '%F %T',
                                        time_zone => 'local');

my $dt1 = DateTime->now(time_zone=>'local')->set_time_zone('UTC');
my $dt2 = $p->parse_datetime('2010-10-22 14:12:00')->set_time_zone('UTC');

print Dumper($dt1->hms);
print Dumper($dt2->hms);
print Dumper($dt1 > $dt2);