@ISA = qw(HTML::CalendarMonth::DateTool);
-$VERSION = '0.01';
+$VERSION = '0.02';
use DateTime;
sub add_days {
my($self, $delta, $day, $month, $year) = @_;
- $delta || croak "Delta (in days) required.\n";
+ defined $delta || croak "Delta (in days) required.\n";
$day || croak "Day required.\n";
$month ||= $self->month;
$year ||= $self->year;