3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php define('B', '1'); class A{ } $a = new A(); //echo $a->B;
Output for 4.3.0 - 5.0.5, 5.1.1 - 7.1.0
Output for 5.1.0
Fatal error: fatal flex scanner internal error--end of buffer missed in /in/cbsu0 on line 8
Process exited with code 255.