3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php echo 0x0 + 2; echo 0x0 + 4; echo 0x0 + 3.14;
based on XfrT8
Output for 5.5.0 - 7.1.7, 7.1.20 - 7.3.0beta1
243.14
Output for 7.1.10

Process exited with code 137.