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my %hash = ( arr1 => [1, 2, 3, 'a'], ... foreach my $key (@sorted_hash_keys) { print "\$hash{$key} = [@{$hash{$key}}]\n"; }
$hash{arr1} = [1 2 3 a] $hash{arr4} = [4 5 6 b] $hash{arr3} = [3 4 5 e] $hash{arr2} = [2 3 4 x]