FunctionBase::parametersToArray

protected function parametersToArray(array $parameters)
{
	$result = array();
	foreach ($parameters as $param)
	{
		if (is_array($param))
		{
			foreach ($param as $p)
				$result[] = $p;
		}
		elseif ($param != "")
		{
			$result[] = $param;
		}
	}
	return $result;
}