3v4l.org

run code in 300+ PHP versions simultaneously

sponsor
bughunt
search
recent
about

@ 2014-07-30T03:19:16Z

<?php
$a=null;
var_dump(isset($a));
var_dump(empty($a));

Output
Performance
VLD
References
Branches

var_dump: documentation ( source)

preferences:dark modelive preview

54.51 ms | 402 KiB | 5 Q