3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php function dummy (&$refparam) { var_dump($refparam); } call_user_func_array("dummy", array("value"));
Output for 7.1.0 - 7.3.0alpha1
Warning: Parameter 1 to dummy() expected to be a reference, value given in /in/HvCbN on line 7 string(5) "value"
Output for 7.0.0 - 7.0.20
Warning: Parameter 1 to dummy() expected to be a reference, value given in /in/HvCbN on line 7
Output for 4.3.0 - 5.6.28
string(5) "value"