my @sorted_idxs =
   sort { $HOST_NAME[$a] cmp $HOST_NAME[$b] }
      0..$#HOST_NAME;

my @sorted_HOST_NAME = @HOST_NAME[ @sorted_idxs ];
my @sorted_HOST_IP   = @HOST_IP[   @sorted_idxs ];
my @sorted_HOST_DESC = @HOST_DESC[ @sorted_idxs ];

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In reply to Re: sorting arrays with common index by ikegami
in thread sorting arrays with common index by shabang

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