public function mapDatas($kvs){
        foreach ($kvs as $k => $v){
            $this->mapData($k,$v);
        }
    }
public function mapDatas($kvs){
        foreach ($kvs as $k => $v){
            $this->mapData($k,$v);
        }
    }
public function mapDatas ( $ kvs ) { foreach ( $ kvs as $ k => $ v ) { $ this -> mapData ( $ k , $ v ) ; } }
map instantiated objects
@param $kvs
map instantiated objects