0 ARRAY(0x81495c0) 0 empty slot 1 empty slot 2 undef 3 undef 4 empty slot 5 5 6 5 7 undef 8 empty slot 9 empty slot 10 empty slot 11 empty slot 12 empty slot 13 undef 14 undef 15 undef 1 HASH(0x8192464) 13 => undef 14 => undef 15 => undef 2 => undef 3 => undef 5 => 5 6 => 5 7 => undef