3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php echo "test" + "taot";
Output for 7.1.0 - 7.1.10
Warning: A non-numeric value encountered in /in/00usm on line 4 Warning: A non-numeric value encountered in /in/00usm on line 4 0
Output for 5.3.0 - 7.0.20
0