3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php echo "2" ** 3;
based on RBm1v
Output for 5.6.8 - 5.6.28, hhvm-3.12.0, 7.0.0 - 7.1.0
8
Output for hhvm-3.10.0

Process exited with code 153.
Output for 5.4.0 - 5.5.35
Parse error: syntax error, unexpected '*' in /in/8iOPE on line 2
Process exited with code 255.