3v4l.org

run code in 300+ PHP versions simultaneously

sponsor
bughunt
search
recent
about

@ 2013-07-20T14:00:22Z

<?php
$ref = "joel912oihjasis_cool";
$ref = preg_replace("[^a-zA-Z0-9]", "", $ref);

echo $ref;

Output
Performance
VLD
References
Branches

preg_replace: documentation ( source)

preferences:dark modelive preview

40.65 ms | 402 KiB | 5 Q