3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $a = 'Hello world!'; echo (array)$a; //echo implode('', array_reverse((array)$a));
based on Vrtit
Output for 5.4.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Notice: Array to string conversion in /in/XssGB on line 3 Array
Output for 4.3.0 - 5.0.5, 5.1.1 - 5.3.29
Array
Output for 5.1.0
Fatal error: fatal flex scanner internal error--end of buffer missed in /in/XssGB on line 4
Process exited with code 255.