
怎么把上面的数组变成下面数组的格式
Array
(
[l1_category_id] => Array
(
[0] => 3
[1] => 5
[2] =>
)
[l2_category_id] => Array
(
[0] => 0
[1] => 3
[2] =>
)
)
Array
(
[0] => Array
(
[l1_category_id] => 3
[l2_category_id] => 0
)
[1] => Array
(
[l1_category_id] => 5
[l2_category_id] => 3
)
)