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<?php function count_to_ten() { $t = yield; echo '$'.($t)."\n"; yield from seven_eight(); return 'ok'; } 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 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.7
-0 -> $t 1 -1 -> 2 3string(2) "ok"
preferences:
150.81 ms | 404 KiB | 188 Q