Online PHP editor | refs for uscsN

<?php function foo() { if (false) { yield 'foo'; yield 'bar'; } } var_dump([] === new ArrayObject()); var_dump((bool) new ArrayObject()); var_dump(!new ArrayObject()); var_dump(!foo()); var_dump((bool) foo()); var_dump(count(new ArrayObject())); var_dump(count([])); var_dump(count(foo())); var_dump(count(iterator_to_array(foo()))); var_dump(foo());