final public static function hasValue (...$values) : bool
	{
		foreach ($values as $value):
			if (is_array($value)):
				if (!(isset($value) AND (!empty($value)))):
					return FALSE; break;
				endif;
			else:
				$trimmedValue = trim($value);
				if (!(isset($trimmedValue) AND ($trimmedValue !== ""))):
					return FALSE; break;
				endif;
			endif;
		endforeach;
		return TRUE;
	}