3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php var_dump(array_sum(array(9223372036854775807,1))); var_dump(9223372036854775807+1);
Output for 5.4.20 - 5.6.28, 7.0.0 - 7.1.0
float(9.2233720368548E+18) float(9.2233720368548E+18)
Output for 4.3.6 - 5.4.19, hhvm-3.10.0 - 3.12.0
int(-9223372036854775808) float(9.2233720368548E+18)
Output for 4.3.0 - 4.3.5
int(-9223372036854775808) int(-9223372036854775808)