3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $fname="Sue"; $lname = "Moo"; echo $fname . ' ' . $lname; echo $fname, ' ', $lname; echo "$fname $lname";
based on cMFJM
Output for 4.3.0 - 5.6.28, hhvm-3.12.0, 7.0.0 - 7.1.0
Sue MooSue MooSue Moo
Output for hhvm-3.10.0

Process exited with code 153.