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<?php class X { function __construct($id, $gen) { $this->id = $id; $this->gen = $gen; } function __destruct() { echo "__destruct $this->id\n"; var_dump($this->gen->current()); var_dump($this->gen->key()); echo "\n\n"; } } function gen() { $self = yield (0); var_dump($self->current()); echo "After yield 0\n"; yield new X('key', $self) => new X('value', $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());
Output for git.master, git.master_jit, rfc.property-hooks
int(0) int(0) After yield 0 Deprecated: Creation of dynamic property X::$id is deprecated in /in/tpvPO on line 4 Deprecated: Creation of dynamic property X::$gen is deprecated in /in/tpvPO on line 4 Deprecated: Creation of dynamic property X::$id is deprecated in /in/tpvPO on line 4 Deprecated: Creation of dynamic property X::$gen is deprecated in /in/tpvPO on line 4 object(X)#3 (2) { ["id"]=> string(5) "value" ["gen"]=> object(Generator)#1 (0) { } } After yield X int(12) __destruct key NULL NULL __destruct value NULL NULL

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