I think that should work for you.

for my $key (sort keys %hash) {
     print "KEY: $key \n";
     for my $subkey (sort keys %{$hash{$key}} ) {
        print "nested key: $subkey => $hash{$key}{$subkey} \n";
     }
print "-------\n";
}

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In reply to Re: Sorting hash of hashes by Herkum
in thread Sorting hash of hashes by tweak

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