just sort in one go: 
@sortedarry = 
   map { $_ ->[0] }
   sort { $a->[1] cmp $b->[1] || $a->[2] <=> $b->[2] }
   map {
          my @cols = split /\t/;
          [$_, $cols[9], $cols[22] ];
} @foo;

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Boris

In reply to Re: schwartzian transform and sorting on two columns by borisz
in thread schwartzian transform and sorting on two columns by indapa

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