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<SplFixedArray::jsonSerializeSplFixedArray::next>
^SplFixedArrayLast updated: Mon, 26 Oct 2026

SplFixedArray::key

(PHP 5 >= 5.3.0, PHP 7)

SplFixedArray::key — Return current array index

Description

public function SplFixedArray::key(): int

Returns the current array index.

Parameters

This function has no parameters.

Return Values

The current array index.


<SplFixedArray::jsonSerializeSplFixedArray::next>
^SplFixedArrayLast updated: Mon, 26 Oct 2026