3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $i = PHP_INT_MAX; $i++; var_dump($i);
Output for 4.4.0 - 4.4.9, 5.0.5 - 5.6.21, hhvm-3.12.0, 7.0.0 - 7.1.0
float(9.2233720368548E+18)
Output for hhvm-3.10.0

Process exited with code 153.
Output for 4.3.0 - 4.3.11, 5.0.0 - 5.0.4
Notice: Use of undefined constant PHP_INT_MAX - assumed 'PHP_INT_MAX' in /in/P0dHm on line 3 string(11) "PHP_INT_MAY"