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ArrayIterator::uksort

PHP function Edit on GitHub ✎

(PHP 5 >= 5.2.0, PHP 7, PHP 8)

Sort by keys using a user-defined comparison function

Description

ArrayIterator::uksort(callable $callback): true

This method sorts the elements by keys using a user-supplied comparison function.

Sort-unstable

Parameters

callback

Description

Return Values

Always

Changelog

VersionDescription

See Also

  • ArrayIterator::asort
  • ArrayIterator::ksort
  • ArrayIterator::natcasesort
  • ArrayIterator::natsort
  • ArrayIterator::uasort
  • uksort()

Source: reference/spl/arrayiterator/uksort.xml · from the official PHP manual (php/doc-en)