I am using 2 hoh variables in my script.refer the below example script. 
my %hash1;

$hash1{'1'} = 1;
$hash1{'2'} = 1;
$hash1{'3'} = 1;
$hash1{'4'} = 1;
$hash1{'5'} = 1;


my %hash2;
$hash2{'1'}{key} = 'a';
$hash2{'2'}{key} = 'b';
$hash2{'3'}{key} = 'a';
$hash2{'4'}{key} = 'a';
$hash2{'5'}{key} = 'b';


foreach my $key1 ( sort { $a <=> $b } keys %hash1 )
{
    print "key $key1 and $hash2{$key1}{key} \n";

}



key 1 and a
key 2 and b
key 3 and a
key 4 and a
key 5 and b


how to sort the above to get the below required output:-
-------------------------------------------------------
key 1 and a
key 3 and a
key 4 and a
key 2 and b
key 5 and b

[download]
thanks

In reply to hash sort by Anonymous Monk

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