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Re: Iterating through a HoHoH ... does a particular sub-hash exist?

by ikegami (Pope)
on Apr 05, 2010 at 17:46 UTC ( #832866=note: print w/replies, xml ) Need Help??


in reply to Iterating through a HoHoH ... does a particular sub-hash exist?

$cmdData->{command_1}{subfields} is defined. It's an array reference.
$cmdData->{command_2}{subfields} is defined. It's an array reference.

Sounds like you want to check the number of elements in the referenced array. That would be

@{ $cmdData->{$cmd}{subfields} }
in scalar context.

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