3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $output = ''; $separator = ', '; $i = 4; $output .= ($i > 0 ? $separator : "") . "adfasdf";
based on gaHdp
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0