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@ 2015-10-30T15:37:16Z

<?php

function gen1() {
    yield 1;
    yield 2;
}

function gen2() {
    $x = gen1();
    yield 30;
}

foreach(gen2() as $val) {
    var_dump($val);
}

Output
Performance
VLD
References
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var_dump: documentation ( source)

preferences:dark modelive preview

33.33 ms | 402 KiB | 5 Q