Array
(
    [0] => Array
        (
            [id_product] => 6212
        )

    [1] => Array
        (
            [id_product] => 6213
        )

    [2] => Array
        (
            [id_product] => 6214
        )

    [3] => Array
        (
            [id_product] => 3829
        )

)
llArray
(
    [0] => Array
        (
            [id_product] => 6212
        )

    [1] => Array
        (
            [id_product] => 6213
        )

    [2] => Array
        (
            [id_product] => 6214
        )

    [3] => Array
        (
            [id_product] => 3829
        )

)