1HTML::FormFu::ConstrainUts:e:rCaClolnbtarcikbOuntceedH(T3PM)eLr:l:FDoorcmuFmue:n:tCaotnisotnraint::CallbackOnce(3)
2
3
4

NAME

6       HTML::FormFu::Constraint::CallbackOnce - Code Callback Constraint
7

VERSION

9       version 2.07
10

SYNOPSIS

12           $form->constraint({
13               type => 'CallbackOnce',
14               name => 'foo',
15               callback => \&sfoo,
16           );
17
18           sub foo {
19               my ( $value, $params ) = @_;
20
21               # return true or false
22           }
23

DESCRIPTION

25       Unlinke the HTML::FormFu::Constraint::Callback, this callback is only
26       called once, regardless of how many values are submitted.
27
28       The first argument passed to the callback is the submitted value for
29       the associated field; this may be a single value or an arrayref of
30       value.  The second argument passed to the callback is a hashref of
31       name/value pairs for all input fields.
32
33       This constraint doesn't honour the "not()" value.
34

METHODS

36   callback
37       Arguments: \&sub_ref
38

SEE ALSO

40       Is a sub-class of, and inherits methods from HTML::FormFu::Constraint
41
42       HTML::FormFu
43

AUTHOR

45       Carl Franks "cfranks@cpan.org"
46

LICENSE

48       This library is free software, you can redistribute it and/or modify it
49       under the same terms as Perl itself.
50

AUTHOR

52       Carl Franks <cpan@fireartist.com>
53
55       This software is copyright (c) 2018 by Carl Franks.
56
57       This is free software; you can redistribute it and/or modify it under
58       the same terms as the Perl 5 programming language system itself.
59
60
61
62perl v5.34.0                      2022H-T0M1L-:2:1FormFu::Constraint::CallbackOnce(3)
Impressum