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<?php function count_to_ten() { yield from seven_eight(); } function seven_eight() { foreach ([1, 2, 3] as $k => $v) {yield $v;} } $gen = count_to_ten(); foreach ($gen as $k => $num) { echo "\n-$k -> $num \n"; echo $gen->send('t'); } var_dump( $gen->getReturn());
Output for git.master, git.master_jit, rfc.property-hooks
-0 -> 1 2 -2 -> 3 NULL

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