Move an array item from an index to another index position

ArrayHelper.php

<?php
/**
 * ArrayHelper
 *
 * @author Ali Irani <ali@irani.im>
 */
class ArrayHelper
{
    /**
     * Move an array item from an index to another index position
     * @param array $array
     * @param int $from
     * @param int $to
     *
     * @return array
     */
    public static function moveItem($array, $from, $to)
    {
        $item = array_splice($array, $from, 1);
        array_splice($array, $to, 0, $item);

        return $array;
    }
}

Example:

<?php
$a = [0 => 'a', 1 => 'b', 2 => 'c', 3 => 'd'];

$out = ArrayHelper::moveItem($a, 1, 3);

// $out: [0 => 'a', 1 => 'c', 2 => 'd', 3 => 'b']