3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php print "Hello" + "!";
based on JT9g4
Output for 7.1.0 - 7.2.0
Warning: A non-numeric value encountered in /in/DXSO7 on line 2 Warning: A non-numeric value encountered in /in/DXSO7 on line 2 0
Output for 5.3.20 - 7.0.20
0