php 連想配列の値をインデックス番号付きで取得する

array_array_values(配列);

<?php

$arr = ["aaa" => 1, "bbb" => 2, "ccc" => 3];

$result = array_values($arr);

print_r($result);

Array
(
    [0] => 1
    [1] => 2
    [2] => 3
)

<?php

$arr = [1, 2, 3, 4, 5];

$result = array_values($arr);

print_r($result);

Array
(
    [0] => 1
    [1] => 2
    [2] => 3
    [3] => 4
    [4] => 5
)