3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php var_dump("11xxx" + "22xxx");
Output for 7.1.0 - 7.2.0
Notice: A non well formed numeric value encountered in /in/pu2oW on line 2 Notice: A non well formed numeric value encountered in /in/pu2oW on line 2 int(33)
Output for 4.3.0 - 7.0.20
int(33)