如何从PHP中的关联数组中删除二级索引

Question

print_r($unique_id);

Array
(
    [0] => Array
        (
            [LeadEmailDetail] => Array
                (
                    [id] => 97
                    [email] => [e-mail]
                )
        )

    [1] => Array
        (
            [LeadEmailDetail] => Array
                (
                    [id] => 93
                    [email] => [e-mail]
                )
        )

    [2] => Array
        (
            [LeadEmailDetail] => Array
                (
                    [id] => 94
                    [email] => [e-mail]
                )
        )

)

But i want like that

Array
(
    [0] => Array
        (
            [id] => 97
            [email] => [e-mail]
        )

    [1] => Array
        (
            [id] => 93
            [email] => [e-mail]
        )

    [2] => Array
        (
            [id] => 94
            [email] => [e-mail]
        )

)

Answer 1

Try this:

array_map('array_shift', $unique_id);