I see - thank you. Interestingly the very next sentence in perldata is:

A more precise definition is version dependent.

which suggests that there may be some versions out there where the false value returned is not zero (or that there may be in future, intriguingly). I'll have to try to remember only to test the truth of empty hashes rather than their numerical value. :-)

In reply to Re^3: Truth and Falsehood by hippo
in thread Truth and Falsehood by haukex

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