3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php function franz() { echo "hello"; } call_user_func_array(array(null, 'franz'));
Output for 5.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Warning: call_user_func_array() expects exactly 2 parameters, 1 given in /in/4alc2 on line 8
Output for 4.3.0 - 5.2.17
Warning: Wrong parameter count for call_user_func_array() in /in/4alc2 on line 8