array_key_last

    (PHP 7 >= 7.3.0, PHP 8)

    array_key_last — Gets the last key of an array

    Description

    array_key_last(array $array): int|string|null

    Get the last key of the given array without affecting the internal array pointer.

    Parameters

    array

    An array.

    Return Values

    Returns the last key of array if the array is not empty; null otherwise.

    See Also

    • array_key_first() - Gets the first key of an array
    • end() - Set the internal pointer of an array to its last element

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