Online PHP editor | refs for qOE73

@ 2016-04-01T07:28:37Z

<?php

error_reporting(E_ALL);

function a(){ return 'string'; }
function b($c){ return $c; }
$cleanup_applications = array(1,2,3,4,5);
//$app_id =1;
//$instance = & $cleanup_applications[$app_id];
$e =&a();
$f = &b(a());