3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $transport = array('foot', 'bike', 'car', 'plane'); echo next($transport); // $mode = 'bike'; echo next($transport); // $mode = 'car'; echo prev($transport); // $mode = 'bike'; $mode = end($transport); // $mode = 'plane'
Output for 4.3.0 - 5.0.5, 5.1.1 - 5.6.28, hhvm-3.10.0 - 3.13.2, 7.0.0 - 7.1.0
bikecarbike
Output for 5.1.0
Fatal error: fatal flex scanner internal error--end of buffer missed in /in/cgdMF on line 7
Process exited with code 255.