3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php print_r('ls'+shell_exec('ls'));
Output for 7.1.0
Warning: A non-numeric value encountered in /in/cAusR on line 2 0
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.13.2, 7.0.0 - 7.0.14
0