3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php global $batcache; $batcache['unique']['mobile'] = 'Hello, World'; echo $batcache->unique['mobile'];
Output for 7.2.0
Notice: Trying to get property 'unique' of non-object in /in/gv464 on line 4
Output for 5.0.0 - 7.1.10
Notice: Trying to get property of non-object in /in/gv464 on line 4
Output for 4.3.0 - 4.4.9