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<RecursiveIteratorIterator::getSubIteratorRecursiveIteratorIterator::next>
^RecursiveIteratorIteratorLast updated: Mon, 26 Oct 2026

RecursiveIteratorIterator::key

(PHP 5, PHP 7, PHP 8)

RecursiveIteratorIterator::key — Access the current key

Description

public function RecursiveIteratorIterator::key(): mixed
Warning

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

Parameters

This function has no parameters.

Return Values

The current key.


<RecursiveIteratorIterator::getSubIteratorRecursiveIteratorIterator::next>
^RecursiveIteratorIteratorLast updated: Mon, 26 Oct 2026