3v4l.org

run code in 500+ PHP versions simultaneously

sponsor
bughunt
search
recent
about

@ 2015-05-16T11:06:32Z

<?php

$a = 'a';
$b = &$a;
unset($b);
var_dump($a);

$a = 'a';
$b = &$a;
$b = NULL;
var_dump($a);

Output
Performance
VLD
References
Branches

var_dump: documentation ( source)

preferences:dark modelive previewkey bindings

59.88 ms | 2635 KiB | 5 Q