3v4l.org

run code in 300+ PHP versions simultaneously
<?php namespace Foo { function test($a, $b, $c) { var_dump(array_map('extract', [['res' => 123]])); var_dump($res); } test(1, 2, 3); } /*namespace { function test($a, $b, $c) { var_dump(call_user_func('func_get_args')); var_dump(call_user_func('get_defined_vars')); } test(1, 2, 3); }*/

preferences:
36.96 ms | 402 KiB | 5 Q