#!/usr/bin/perl --
use strict; use warnings;
use DateTime::Duration;
use DateTime::Format::Human::Duration;
use DateTime::Format::Natural;
@ARGV = ( "last week", "today" ) unless @ARGV;
my $dfn = DateTime::Format::Natural->new;
my $start = $dfn->parse_datetime(shift);
my $end = $dfn->parse_datetime(shift);
my $diff = $end - $start;
print "$end - $start = ",
DateTime::Format::Human::Duration->new->format_duration($diff), "\n"
+;
__END__
2012-08-04T00:00:00 - 2012-07-28T00:00:00 = 1 week
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