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<?php function iterator() { for ($i = 1; $i <= 10; $i++) { echo 'pre it' . $i . PHP_EOL; $res = yield $i; var_dump($res); } } $generator = iterator(); foreach ($generator as $val) { echo $val . PHP_EOL; $generator->send('hi'); }
Output for git.master, git.master_jit, rfc.property-hooks
pre it1 1 string(2) "hi" pre it2 NULL pre it3 3 string(2) "hi" pre it4 NULL pre it5 5 string(2) "hi" pre it6 NULL pre it7 7 string(2) "hi" pre it8 NULL pre it9 9 string(2) "hi" pre it10 NULL

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