Online PHP editor | refs for DpBS2

@ 2015-04-10T06:09:32Z

<?php
function refArray($arr)
{
    return $refs;
}

$arr = [3, "hello", 0.8, null];

$refs = [];
foreach ($arr as $key => $value)
    $refs[$key] = &$arr[$key];

$copy = $arr;
var_dump($arr);
var_dump($refs);
var_dump($copy);