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IteratorIterator::key

(PHP 5 >= 5.1.0, PHP 7, PHP 8)

IteratorIterator::key — Get the key of the current element

Beschreibung

public IteratorIterator::key(): mixed

Get the key of the current element.

Parameter-Liste

Diese Funktion besitzt keine Parameter.

Rückgabewerte

The key of the current element.

Siehe auch