(PHP 5 >= 5.2.0, PHP 7)
ArrayIterator::natcasesort — Sort an array naturally, case insensitive
public ArrayIterator::natcasesort ( ) : void
Sort the entries by values using a case insensitive "natural order" algorithm.
This function is currently not documented; only its argument list is available.
This function has no parameters.
No value is returned.
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https://www.php.net/manual/en/arrayiterator.natcasesort.php