3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php function Test($x=1,$x=1) { var_dump(func_get_args()); } echo Test();
based on fZW5c
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0
array(0) { }