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@ 2015-09-25T08:04:50Z

<?php

function gen() {
    $i = (yield 1);
    var_dump($i);
}

$gen = gen();

var_dump($gen->current(), $gen->send('abc'));

Output
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var_dump: documentation ( source)

preferences:dark modelive preview

47.85 ms | 402 KiB | 5 Q