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HTML::FormFu::ConstraiUserCContributed PeHTML::FormFu::Constraint::Callback(3)

NAME
       HTML::FormFu::Constraint::Callback - Code Callback Constraint

VERSION
       version 2.07

SYNOPSIS
	   $field->constraint({
	       type => 'Callback',
	       callback	=> \&foo,
	   });

	   ---
	   elements:
	     - type: Text
	       name: foo
	       constraints:
		 - type: Callback
		   callback: "main::my_constraint"

	   sub foo {
	       my ( $value, $params ) =	@_;

	       # return	true or	false
	   }

DESCRIPTION
       The first argument passed to the	callback is the	submitted value	for
       the associated field. The second	argument passed	to the callback	is a
       hashref of name/value pairs for all input fields.

       This constraint doesn't honour the "not()" value.

METHODS
   callback
       Arguments: \&code-reference

       Arguments: "subroutine-name"

SEE ALSO
       Is a sub-class of, and inherits methods from HTML::FormFu::Constraint

       HTML::FormFu

AUTHOR
       Carl Franks "cfranks@cpan.org"

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

AUTHOR
       Carl Franks <cpan@fireartist.com>

COPYRIGHT AND LICENSE
       This software is	copyright (c) 2018 by Carl Franks.

       This is free software; you can redistribute it and/or modify it under
       the same	terms as the Perl 5 programming	language system	itself.

perl v5.32.0			  2018-12HTML::FormFu::Constraint::Callback(3)

NAME | VERSION | SYNOPSIS | DESCRIPTION | METHODS | SEE ALSO | AUTHOR | LICENSE | AUTHOR | COPYRIGHT AND LICENSE

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