You store a number then access it as a string so Perl caches the stringised version of the number along with the number. Try quoting the value so it's stored as a string instead of as a number to check (works for me - size is stable).

Premature optimization is the root of all job security

In reply to Re: Devel::Size reports different size after hash access by GrandFather
in thread Devel::Size reports different size after hash access by Cristoforo

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