I usually do it with join() too but write it out in plain code simply because I find map{} more confusing than it's worth: 

my @pairs = ();
while ( my ($key,$value) = each %hash) {
  push @pairs, $key . ' => ' . $value;
}
print join(', ', @pairs);

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-- Time flies when you don't know what you're doing

In reply to Re^2: Transform hash elements into a string by FloydATC
in thread Transform hash elements into a string by perlpal

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