3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php var_dump("0xffffffffffffffff" + 0);
Output for 7.1.0 - 7.2.6
Notice: A non well formed numeric value encountered in /in/Tg7uQ on line 2 int(0)
Output for 4.3.0 - 5.2.0, 7.0.0 - 7.0.20
int(0)
Output for 5.2.1 - 5.6.21
float(1.844674407371E+19)