3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php var_dump (3 ?? 2 ?? 3);
based on 9Fr6m
Output for 7.0.0 - 7.2.0
int(3)
Output for 5.3.21 - 5.6.28
Parse error: syntax error, unexpected '?' in /in/6sKIj on line 3
Process exited with code 255.