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(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:
Si dos miembros se comparan como iguales, su orden relativo en el array oredenado será indefinido.
callback
La función de comparación debe devolver un entero menor, igual o mayor que cero si el primer argumento se considera que sea respectivamente menor, igual o mayor que el segundo. Observe que antes de PHP 7.0.0 este entero debía estar en el rango de -2147483648 a 2147483647.
Siempre devuelve true
.
Versión | Descripción |
---|---|
8.2.0 |
The return type is true now; previously, it was bool.
|