Array
(
    [0] => Array
        (
            [catname_arr] => Array
                (
                    [0] => 零食/坚果/特产
                    [1] => 饼干/膨化
                )

            [catid_arr] => Array
                (
                    [0] => 50002766
                    [1] => 50010550
                )

        )

)