3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php echo reset(array()); echo reset(array(null))
Output for 4.3.2 - 5.4.32
Fatal error: Only variables can be passed by reference in /in/5CvD6 on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Only variables can be passed by reference in /in/5CvD6 on line 2