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@ 2015-10-14T21:00:56Z

<?php

function gen1() {
    return [4, 5, 6];
}

function gen2() {
    yield from gen1();
}

$g = gen2();
foreach($g as $val) { var_dump($val); }
var_dump($g->getReturn());

Output
Performance
VLD
References
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var_dump: documentation ( source)

preferences:dark modelive preview

45.29 ms | 402 KiB | 5 Q