Array ( )

Array ( [0] => 698 [1] => 699 [2] => 712 [3] => 771 )

Array ( [0] => Array ( [term_taxonomy_id] => 698 [term_id] => 698 [taxonomy] => product_cat [parent] => 737 ) [1] => Array ( [term_taxonomy_id] => 699 [term_id] => 699 [taxonomy] => product_cat [parent] => 737 ) [2] => Array ( [term_taxonomy_id] => 712 [term_id] => 712 [taxonomy] => product_cat [parent] => 737 ) [3] => Array ( [term_taxonomy_id] => 771 [term_id] => 771 [taxonomy] => product_cat [parent] => 737 ) )