3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $naam = "naam"; $email = "naam"; $reis = "naam"; $date = "naam"; $volw = "naam"; $kind = "naam"; $ber = "naam"; $message = "Naam: " + $naam; echo $message; ?>
Output for 7.1.0
Warning: A non-numeric value encountered in /in/tBGbm on line 11 Warning: A non-numeric value encountered in /in/tBGbm on line 11 0
Output for 4.3.0 - 7.0.14
0