3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php Printf("%64x",PHP_INT_MAX+abs(~PHP_INT_MAX));
based on bleQp
Output for 4.4.0 - 4.4.9, 5.0.5 - 5.6.28, 7.0.0 - 7.1.0
0
Output for hhvm-3.10.0 - 3.12.0
ffffffffffffffff
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/BHhYO on line 2 Notice: Use of undefined constant PHP_INT_MAX - assumed 'PHP_INT_MAX' in /in/BHhYO on line 2 0