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@ 2020-05-05T20:35:39Z

<?php

$a1 = ['a', 'b', null, 'd'];
$a2 = ['a', 'b', 'c', 'd'];

if (count(array_filter($a1)) < count($a1)) {
    echo '$a1 has at least one empty value';
}
if (count(array_filter($a2)) < count($a2)) {
    echo '$a2 has at least one empty value';
}

Output
Performance
VLD
References
Branches

array_filter: documentation ( source)

preferences:dark modelive previewkey bindings

35.52 ms | 404 KiB | 5 Q