Online PHP editor | refs for 5NS7e

@ 2013-12-10T22:18:03Z

<?php
// the unroll:
$arr = array(1 => 'one', 2 => 'two', 3 => 'three');
$a = &$arr[1]; // first iteration
var_dump($a,$arr);
$a = &$arr[2];    
var_dump($a,$arr);
$a = &$arr[3];
var_dump($a,$arr);