Online PHP editor | output for uT2NS

<?php class A { public function Gen() { var_dump($this); yield 1; yield 2; yield 3; return 11; } public static function SGen() { var_dump(get_called_class()); yield 4; yield 5; yield 6; return 22; } } function basicGen() { yield 7; yield 8; return 33; } function noReturnGen() { yield 9; yield 10; } $a = new A(); $g = $a->Gen(); foreach ($g as $num) { var_dump($num); } var_dump($g->getReturn()); $g2 = A::SGen(); foreach ($g2 as $num) { var_dump($num); } var_dump($g2->getReturn()); $g3 = basicGen(); foreach ($g3 as $num) { var_dump($num); } var_dump($g3->getReturn()); $g4 = noReturnGen(); foreach ($g4 as $num) { var_dump($num); } var_dump($g4->getReturn());