3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php const FOO = [];
Output for 5.6.8 - 7.1.0
Output for 5.4.0 - 5.5.35
Fatal error: Arrays are not allowed as constants in /in/RCaiZ on line 3
Process exited with code 255.
Output for 5.3.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/RCaiZ on line 3
Process exited with code 255.