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HTML::FormFu::ConstraiUserCContributeHTML::FormFu::Constraint::CallbackOnce(3)

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

SYNOPSIS
	   $form->constraint({
	       type => 'CallbackOnce',
	       name => 'foo',
	       callback => \&sfoo,
	   );

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

	       # return true or false
	   }

DESCRIPTION
       Unlinke the HTML::FormFu::Constraint::Callback, this callback is only
       called once, regardless of how many values are submitted.

       The first argument passed to the callback is the submitted value for
       the associated field; this may be a single value or an arrayref of
       value.  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: \&sub_ref

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.

perl v5.14.2			  201HTML::FormFu::Constraint::CallbackOnce(3)

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