3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php var_dump( -PHP_INT_MAX - 1); //is -PHP_INT_MAX - 1
Output for 4.4.0 - 4.4.9, 5.0.5, 5.1.1 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
int(-9223372036854775808)
Output for 5.1.0
Fatal error: fatal flex scanner internal error--end of buffer missed in /in/gLuj3 on line 4
Process exited with code 255.
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/gLuj3 on line 2 int(-1)