3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php function foo(&$object = null) { echo("Yay\n"); } call_user_func_array(new stdClass(), array());
Output for 5.3.0 - 7.1.0
Warning: call_user_func_array() expects parameter 1 to be a valid callback, no array or string given in /in/vIWPC on line 4
Output for 5.2.0 - 5.2.17
Catchable fatal error: Object of class stdClass could not be converted to string in /in/vIWPC on line 4
Process exited with code 255.
Output for 5.0.0 - 5.1.6
Notice: Object of class stdClass to string conversion in /in/vIWPC on line 4 Warning: call_user_func_array(): First argument is expected to be a valid callback, 'Object' was given in /in/vIWPC on line 4
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected '=', expecting ')' in /in/vIWPC on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Parse error: parse error, unexpected '=', expecting ')' in /in/vIWPC on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `')'' in /in/vIWPC on line 3
Process exited with code 255.