3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $date = DateTime; var_dump($date); //echo $date->format('W');
Output for 4.3.0 - 5.0.5, 5.1.1 - 7.1.0
Notice: Use of undefined constant DateTime - assumed 'DateTime' in /in/U1LpN on line 3 string(8) "DateTime"
Output for 5.1.0
Fatal error: fatal flex scanner internal error--end of buffer missed in /in/U1LpN on line 5
Process exited with code 255.