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Re: Effecicncy of key-only hashby kyle (Abbot) |
on Aug 24, 2008 at 12:45 UTC ( [id://706556]=note: print w/replies, xml ) | Need Help?? |
You might be interested in the discussion attached to Fast Sets of Scalars in Perl. (Set::Light does the same job in less memory than a hash with undef values, but it's slow to destroy.)
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