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