static function LastAreaModLog(Area $area, Interfaces\IContainerReferenceResolver $resolver)
    {
        $lastLog = $this->LastAreaLog($area);
        $areaContents = LayoutContent::Schema()->FetchByArea(false, $area);
        foreach ($areaContents as $areaContent)
        {
            $content = $areaContent->GetContent();
            $contentLog = self::LastContentModLog($content, $resolver);
            if (self::IsAfter($contentLog, $lastLog))
            {
                $lastLog = $contentLog;
            }
        }
        return $lastLog;
    }