Online PHP editor | refs for 96VMo

@ 2014-04-08T09:40:24Z

<?php

$a = 0;
$b = &$a;
$c = &$b;

var_dump($a, $b, $c);
echo("\n\n");

$c = 1;
var_dump($a, $b, $c);
echo("\n\n");

$b = 2;
var_dump($a, $b, $c);
echo("\n\n");

$b = 3;
var_dump($a, $b, $c);
echo("\n\n");

$a = &$c;
var_dump($a, $b, $c);
echo("\n\n");