1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
|
package HTML::Widget::Constraint::Number;
use warnings;
use strict;
use base 'HTML::Widget::Constraint';
use Scalar::Util qw( looks_like_number );
=head1 NAME
HTML::Widget::Constraint::Number - Number Constraint
=head1 SYNOPSIS
my $c = $widget->constraint( 'Number', 'foo' );
=head1 DESCRIPTION
Number Constraint.
=head1 METHODS
=head2 validate
=cut
sub validate {
my ( $self, $value ) = @_;
return 1 if !defined $value || $value eq '';
return looks_like_number($value);
}
=head1 AUTHOR
Carl Franks C<cfranks@cpan.org>
=head1 LICENSE
This library is free software, you can redistribute it and/or modify it under
the same terms as Perl itself.
=cut
1;
|
