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Re^3: How should I understand scalar(%hash) results?by thospel (Hermit) |
on Oct 05, 2004 at 09:08 UTC ( [id://396526]=note: print w/replies, xml ) | Need Help?? |
In normal programs the only interesting thing about this is
that it's guaranteed to return false for an empty hash and something that's true otherwise. So you can check if a hash
is empty or not by simply using the hash name in boolean context (which is a scalar context):
In Section
Seekers of Perl Wisdom
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