PHP 7.0.6 Released

ArrayIterator::uasort

(PHP 5 >= 5.2.0, PHP 7)

ArrayIterator::uasortUser defined sort

Description

public void ArrayIterator::uasort ( string $cmp_function )

Sort the entries by values using user defined function.

Warning

This function is currently not documented; only its argument list is available.

Parameters

cmp_function

The compare function used for the sort.

Return Values

No value is returned.

See Also

User Contributed Notes

Massimiliano Arione
5 months ago
Even if documentation says that $cmp_function must be a string, this method works with a Callable also.
Example:

<?php

$iterator
->uasort([$this, 'usort']);  // 'usort' here is a method in the same class
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