https://www.php.net/manual/it/function.uasort.php
PHP: uasort - Manual
Ordina un array mediante una funzione definita dall'utente e mantiene le associazioni
phpuasortmanual
https://www.php.net/uasort
PHP: uasort - Manual
Sort an array with a user-defined comparison function and maintain index association
phpuasortmanual
https://www.php.net/manual/de/arrayiterator.uasort.php
PHP: ArrayIterator::uasort - Manual
Sort with a user-defined comparison function and maintain index association
phparrayiteratoruasortmanual
https://www.php.net/manual/zh/arrayobject.uasort.php
PHP: ArrayObject::uasort - Manual
Sort the entries with a user-defined comparison function and maintain key association
phparrayobjectuasortmanual