use strict;
use warnings;
use 5.010;

my @hrefs = (
   {a=>22, g=>7, c=>51, t=>0},
   {a=>9, t=>2, c=>30, g=>0},
);


my @final_data;

#Extract each hash from the array:
for my $hash_ref (@hrefs) {
    my %hash = %{$hash_ref};
    
    #Convert the hash into an array of key/value pairs:
    my @pairs = map [$hash{$_}, $_], keys %hash;

    #Sort the key/value pairs based on the number:
    my @sorted_pairs = reverse sort {$a->[0] <=> $b->[0]} @pairs;
    
    #Add the numbers to one array and the corresponding
    #letters to another array:
    my (@numbers, @letters);
    
    for my $pair_ref (@sorted_pairs) {
        push @numbers, $pair_ref->[0];
        push @letters, $pair_ref->[1];
    }
    
    #Add the letters to the end of the numbers array:
    push @numbers, @letters;  
    say "@numbers";

    #Collect the data in an array:
    push @final_data, \@numbers;
    
}

print "\n";
use Data::Dumper;
print Dumper(\@final_data);


    
--output:--
51 22 7 0 c a g t
30 9 2 0 c a t g

$VAR1 = [
          [
            51,
            22,
            7,
            0,
            'c',
            'a',
            'g',
            't'
          ],
          [
            30,
            9,
            2,
            0,
            'c',
            'a',
            't',
            'g'
          ]
        ];

[download]

In reply to Re: Complex sort of array of hashes into an array of arrays by 7stud
in thread Complex sort of array of hashes into an array of arrays by BioJL

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