in reply to Hash equivalent of wantarray?

You probably want to enforce scalar context on the expression.

my %hash = (
   'formval1' => scalar gParam('formval1'),
   'formval2' => scalar gParam('formval2')
);

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See also Want.pm.

--
<http://dave.org.uk>

"The first rule of Perl club is you do not talk about Perl club."
-- Chip Salzenberg

In Section Seekers of Perl Wisdom