Why won't you post a complete programs?

Values takes indices, indices are integers, int 'a' and int 'b' are both 0, and first key added is 'a' whose value is 9

#!/usr/bin/perl --
use strict;
use warnings;
use Tie::IxHash;

#~ adapted from 
#~ http://cpansearch.perl.org/src/GSAR/Tie-IxHash-1.21/t/ixhash.t
my $TNUM = 0;
sub T {
    my($in,$out)=@_;
    print "# is \n#    $in\n#    $out\n";
    print $in eq $out ? "ok " : "not ok ", ++$TNUM, "\n"
}


my $ixh = tie (my(%bar), 'Tie::IxHash', 'a' => 1, 'q' => 2, 'm' => 'X'
+, 'n' => 'Y');
#$ixh = Tie::IxHash->new('a' => 1, 'q' => 2, 'm' => 'X', n => 'Y');
$ixh->Push(e => 5, f => 6);
T 'a|1|q|2|m|X|n|Y|e|5|f|6' , join('|', %bar);
$ixh->Delete('e', 'a');
T 'q|2|m|X|n|Y|f|6' , join '|', %bar;
T 'q|m|n|f' , join '|', $ixh->Keys;
T '2|X|Y|6' , join '|', $ixh->Values;
T 'm|n|f' , join '|', $ixh->Keys(1, 2, 3);
T 'X|Y|6' , join '|', $ixh->Values(1, 2, 3);
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