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@ 2014-12-06T21:18:33Z

<?php
define('MYERROR', -1);
function &f1() {return -1;}
function &f2() {return MYERROR;}

$v = f1();
$v = 2;
var_dump($v);

$v = f2();
$v = 2;
var_dump($v);

Output
Performance
VLD
References
Branches

var_dump: documentation ( source)
define: documentation ( source)

preferences:dark modelive previewkey bindings

51.43 ms | 406 KiB | 5 Q