3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $a = Array('b' => 'okokokok'); echo $a['b']['ok']; // Print 0
Output for 5.4.0 - 7.2.0
Warning: Illegal string offset 'ok' in /in/FD8nD on line 3 o
Output for 4.3.0 - 5.0.5, 5.1.1 - 5.3.29
o
Output for 5.1.0
Fatal error: fatal flex scanner internal error--end of buffer missed in /in/FD8nD on line 3
Process exited with code 255.