I haven't tried it, but CPAN has Data::Diver, created by tye, or, if you don't like the (absence of a) license, you can create your own function as mentioned in Re: Replacment for Data::Diver due missing license.

In reply to Re: Perl autovivifyies object property when using exists by soonix
in thread Perl autovivifyies object property when using exists by nysus

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