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@ 2015-11-13T10:28:47Z

<?php

function foo()
{
    yield 1;
}

function bar($foo)
{
    yield from $foo;
    
    yield 2;
}

$foo = foo();
$foo->next();
foreach (bar($foo) as $v) {
    var_dump($v);
}

Output
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References
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var_dump: documentation ( source)

preferences:dark modelive preview

82.52 ms | 402 KiB | 5 Q