my $value = @{ [ $q->param('foo') ] } > 1 ? [ $q->param('foo') ] : $q-
+>param('foo');

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The above snippet creates an array ref and then derefences it, so it can check the number of elements. If it's greater than one, it creates array ref.

[ ar0n ]

In reply to (ar0n) Re: CGI.pm: Can param return array ref? by ar0n
in thread CGI.pm: Can param return array ref? by DBX

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