in reply to scoping large arrays - newbie Q

Why not benchmark it and see? Use the Benchmark module. One thing you may not know is that the memory used by lexical variables is not freed when they go out of scope. Perl keeps it allocated in case you use the same lexical again.

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Re^2: scoping large arrays - newbie Q
by Aristotle (Chancellor) on Jun 18, 2002 at 05:39 UTC
    That was news to me as well - perrin++

    Makeshifts last the longest.

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In Section Seekers of Perl Wisdom