Online PHP editor | refs for 0U1k9

@ 2014-10-25T22:28:38Z

<?php

$x['a']['b']['c']['d']['e']='y';
$x['aaa']='FirstLevel';
$x['a']['_parent'] = &$x;
$x['a']['b']['_parent'] = &$x['a'];
$x['a']['b']['c']['_parent'] = &$x['a']['b'];
$x['a']['b']['c']['d']['_parent'] = &$x['a']['b']['c'];


var_export($x);