ArrayDataProvider::replaceItem

public function replaceItem(int $index, $item): ArrayDataProvider
{
	$oldItem = $this->getItemByIndex($index);
	if(!$oldItem)
	{
		throw new OutOfRangeException('There is no item with index ' . $index);
	}
	$this->data[$index] = $item;

	return $this;
}