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@ 2020-05-20T18:59:39Z

<?php

function test1() {
    yield from ['a'];
}

function test2() {
    yield from test1();
}

foreach(test2() as $test) {
    echo $test;
}

Output
Performance
VLD
References
Branches

test1: documentation ( source)
test2: documentation ( source)

preferences:dark modelive preview

56.46 ms | 402 KiB | 5 Q