Online PHP editor | refs for I4Ug8

<?php class X { function __construct($gen) { $this->gen = $gen; } function __destruct() { echo "__destruct: "; var_dump($this->gen->current()); } } function gen() { $self = yield (0); echo "After yield 0\n"; yield (new X($self)); echo "After yield X\n"; return 12; } $a = gen(); var_dump($a->current()); $a->send($a); var_dump($a->current()); $a->next(); var_dump($a->getReturn());