What about trying Schwartzian transform: 

use strict;
use warnings;

 print join $/ => map{$_->[0]}
 sort{$a->[1] <=> $b->[1]}
 map{[$_,/.+?-(\d+)\..+$/]}<DATA>;


__DATA__
abcd1_abc_123456.abc1a_A.201307290800-0900-0.gz
abcd1_abc_123456.abc1a_A.201307290800-0900-10.gz
abcd1_abc_123456.abc1a_A.201307290800-0900-11.gz
abcd1_abc_123456.abc1a_A.201307290800-0900-2.gz
abcd1_abc_123456.abc1a_A.201307290800-0900-3.gz

[download]
Produces... 
abcd1_abc_123456.abc1a_A.201307290800-0900-0.gz

abcd1_abc_123456.abc1a_A.201307290800-0900-2.gz

abcd1_abc_123456.abc1a_A.201307290800-0900-3.gz

abcd1_abc_123456.abc1a_A.201307290800-0900-10.gz

abcd1_abc_123456.abc1a_A.201307290800-0900-11.gz

[download]

If you tell me, I'll forget.
If you show me, I'll remember.
if you involve me, I'll understand.
--- Author unknown to me

In reply to Re: Custom Sort Array by 2teez
in thread Custom Sort Array by omegaweaponZ

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