3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php error_reporting(E_ALL); readline_completion_function(function() { static $data = array( 'sixteencharacter', // or longer '1', '2', '3', '4', '5', ); var_dump($data); return $data; }); readline();
Output for 7.0.0 - 7.2.0
Fatal error: Uncaught Error: Call to undefined function readline_completion_function() in /in/GLVlS:3 Stack trace: #0 {main} thrown in /in/GLVlS on line 3
Process exited with code 255.
Output for 5.3.20 - 5.6.28
Fatal error: Call to undefined function readline_completion_function() in /in/GLVlS on line 3
Process exited with code 255.