3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $lol = 'C'; $lol = $lol + 1; var_dump($lol); $lol = 'C'; $lol = $lol - 1; var_dump($lol);
based on AOfsk
Output for 7.1.0
Warning: A non-numeric value encountered in /in/CBMnZ on line 3 int(1) Warning: A non-numeric value encountered in /in/CBMnZ on line 6 int(-1)
Output for 4.3.0 - 5.6.28, hhvm-3.12.0, 7.0.0 - 7.0.14
int(1) int(-1)
Output for hhvm-3.10.0

Process exited with code 153.