Online PHP editor | vld for 1oPKY

<?php class U {}; class V {}; class W {}; class A { public function __construct(U $a, V $b) { // echo $a . PHP_EOL; } public function functionName($a) { } } class B extends A { public function __construct(W $c) { parent::__construct(new U(), new V()); } public function functionName() { } } $x = new B(new W()); $x->functionName();