3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $var1="there"; echo "hello "+ $var1; ?>
Output for 7.1.0
Warning: A non-numeric value encountered in /in/pkt1M on line 4 Warning: A non-numeric value encountered in /in/pkt1M on line 4 0
Output for 4.3.0 - 5.6.28, hhvm-3.12.0, 7.0.0 - 7.0.14
0
Output for hhvm-3.10.0

Process exited with code 153.