array(5) { [1]=> string(1) "1" [2]=> string(1) "2" [3]=> string(1) "3" [6]=> string(1) "6" [7]=> string(1) "7" }

foreach($fileReference as $key => $file) {
//            echo "TEST".$file->getAvailableForFEGrp()."<br>";
        if(in_array($file->getAvailableForFEGrp(),$userGroups))
            return true;
        else continue;
    }