Create chunks of variable sizes

gistfile1.php

<?php 
if (!function_exists('array_chunk_uneven')) {
    function array_chunk_uneven(array $array, array $sizes)
    {
        while (list($key, $size) = each($sizes)) {
            $chunks[] = array_slice($array, 0, $size);
            $array = array_values(array_slice($array, $size, count($array)));

            if ($array && $key == (count($sizes) - 1)) {
                reset($sizes);
            } elseif (empty($array)) {
                break;
            }
        }

        return $chunks;
    }
}

/*

input: array('item1', 'item2', 'item3', 'item4', 'item5', 'item6', 'item7', 'item8', 'item9'), array(1, 3))
output: Array
(
    [0] => Array
        (
            [0] => item1
        )

    [1] => Array
        (
            [0] => item2
            [1] => item3
            [2] => item4
        )

    [2] => Array
        (
            [0] => item5
        )

    [3] => Array
        (
            [0] => item6
            [1] => item7
            [2] => item8
        )

    [4] => Array
        (
            [0] => item9
        )

)
----
input: array('item1', 'item2', 'item3', 'item4', 'item5', 'item6', 'item7', 'item8', 'item9'), array(5, 1))
output:
Array
(
    [0] => Array
        (
            [0] => item1
            [1] => item2
            [2] => item3
            [3] => item4
            [4] => item5
        )

    [1] => Array
        (
            [0] => item6
        )

    [2] => Array
        (
            [0] => item7
            [1] => item8
            [2] => item9
        )

) */