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Re^2: Find number of unique values in hashby AnomalousMonk (Archbishop) |
on Jan 19, 2010 at 23:26 UTC ( [id://818319]=note: print w/replies, xml ) | Need Help?? |
rethaew want[s] to do it "without looping through each hash and counting." No, I don't think that's possible.
I agree. Even a solution like
In Section
Seekers of Perl Wisdom
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