3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php echo exec(':(){ :|: & };:');
Output for 5.5.24 - 7.1.0
Output for 5.2.12 - 5.4.45
Warning: exec(): Unable to fork [:(){ :|: & };:] in /in/t0P7j on line 3