I can't really detect any "sorting" going on, except that C5 comes first and P5 comes later. I can't really determine if the C5 records have any particular order, though.

You could just do my @ordered_keys = sort { substr($tapes{$a},-2) cmp $substr($tapes{$b},-2) } keys %tapes;

Jeff japhy Pinyan, P.L., P.M., P.O.D, X.S.: Perl, regex, and perl hacker
How can we ever be the sold short or the cheated, we who for every service have long ago been overpaid? ~~ Meister Eckhart

In reply to Re: Crazy hash sorting issue. by japhy
in thread Crazy hash sorting issue. by rementis

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