3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $size = array(1080); echo $size[0]??$size[1];
Output for 7.0.0 - 7.2.0
1080
Output for 5.3.21 - 5.6.28
Parse error: syntax error, unexpected '?' in /in/dOd7v on line 3
Process exited with code 255.