3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php echo $teste ?? 'olá';
Output for 7.0.0 - 7.2.0
olá
Output for 5.3.21 - 5.6.28
Parse error: syntax error, unexpected '?' in /in/J9TkZ on line 3
Process exited with code 255.