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@ 2021-05-28T12:29:39Z

<?php

function createReferenceInArray(): array
{
    $foo = 'foo';
    $result = ['foo' => &$foo];
    debug_zval_dump($result);
    
    return $result;
}

$result = createReferenceInArray();
debug_zval_dump($result);

Output
Performance
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References
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debug_zval_dump: documentation ( source)

preferences:dark modelive previewkey bindings

26.33 ms | 404 KiB | 5 Q