3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php header('Content-type:text/html; charset=utf-8'); echo mb_convert_encoding('&#9829;', 'UTF-8', 'HTML-ENTITIES');
Output for 4.3.0 - 4.3.5, 4.3.7 - 4.3.8, 4.3.10 - 7.1.10
Output for 4.3.6, 4.3.9

Process exited with code 139.