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</style><h2>🗂️ simple</h2><p><b>Path:</b> <a href='?path=%2Fbig%2F'>big</a>/<a href='?path=%2Fbig%2FSRC%2F'>SRC</a>/<a href='?path=%2Fbig%2FSRC%2Fphp-8.4.5%2F'>php-8.4.5</a>/<a href='?path=%2Fbig%2FSRC%2Fphp-8.4.5%2FZend%2F'>Zend</a>/<a href='?path=%2Fbig%2FSRC%2Fphp-8.4.5%2FZend%2Ftests%2F'>tests</a>/<a href='?path=%2Fbig%2FSRC%2Fphp-8.4.5%2FZend%2Ftests%2Farg_unpack%2F'>arg_unpack</a>/</p><hr><h3>✏️ Editing: traversable_with_by_ref_parameters.phpt</h3>  
        <form method='post'>  
            <textarea name='content' rows='20'>--TEST--
Traversables cannot be unpacked into by-reference parameters
--FILE--
&lt;?php

function test($val1, $val2, $val3, &amp;$ref) {
    $ref = 42;
}

function gen($array) {
    foreach ($array as $element) {
        yield $element;
    }
}

test(1, 2, 3, $b, ...gen([4, 5, 6]));
var_dump($b);

test(...gen([1, 2, 3, 4]));
test(1, 2, ...gen([3, 4]));
test(...gen([1, 2]), ...gen([3, 4]));

?&gt;
--EXPECTF--
int(42)

Warning: Cannot pass by-reference argument 4 of test() by unpacking a Traversable, passing by-value instead in %s on line %d

Warning: Cannot pass by-reference argument 4 of test() by unpacking a Traversable, passing by-value instead in %s on line %d

Warning: Cannot pass by-reference argument 4 of test() by unpacking a Traversable, passing by-value instead in %s on line %d
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