This works for me: 
my %hash = (); # empty hash
print "empty!" unless (%hash);

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However, this does print -1: 
my @a = keys(%hash)
print "$#a\n";

[download]
So maybe your hash isn't actually empty?

In reply to Re: How to test for empty hash? by haj
in thread How to test for empty hash? by scareduck

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