(PHP 5 >= 5.2.0, PHP 7, PHP 8)
ArrayIterator::uasort — Sort with a user-defined comparison function and maintain index association
This method sorts the elements such that indices maintain their correlation with the values they are associated with, using a user-defined comparison function.
Nota:
If two members compare as equal, they retain their original order. Prior to PHP 8.0.0, their relative order in the sorted array was undefined.
callback
La funzione di confronto deve restituire un intero minore, uguale o maggiore di zero se il primo argomento è considerato essere minore, uguale o maggiore del secondo.
Always returns true
.
Versione | Descrizione |
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8.2.0 |
The return type is true now; previously, it was bool.
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