3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $p = '/*<?php /**/ error_reporting(0); $ip = \'0.0.0.0\'; $port = 4444; $b = \'print(23);\'; eval($b); die();'; eval($p);
based on oE2VL
Output for 4.3.0 - 5.6.30, hhvm-3.10.1 - 3.22.0, 7.0.0 - 7.3.0rc3
23