HTML::Widget::Constraint::SingleValue - SingleValue Constraint

       Carl Franks, "cfranks@cpan.org"

       Ensures that multiple values were not submitted for the named element.

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

perl v5.36.0                                       2023-08-10              HTML::Widget::...nt::SingleValue(3pm)

process

       HTML::Widget::Constraint::SingleValue - SingleValue Constraint

           my $c = $widget->constraint( 'SingleValue', 'foo' );