right, but be careful because AnomalousMonk warned that exists() will autovivify in some cases. Perhaps you want to run your program with and without no autovivification; and diff your resultant data structure.

In reply to Re^2: "print" of nonexistent element is actually altering a hash by bliako
in thread "print" of nonexistent element is actually altering a hash by larrymenard

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