Carl Franks > HTML-FormFu > HTML::FormFu::Constraint::CallbackOnce

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HTML-FormFu-2.01.tar.gz

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Module Version: 2.01   Source  

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.

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