public function get($filter_id)
    {
        $filters = $this->getHandlers();
        return empty($filters[$filter_id]) ? array() : $filters[$filter_id];
    }
public function get($filter_id)
    {
        $filters = $this->getHandlers();
        return empty($filters[$filter_id]) ? array() : $filters[$filter_id];
    }
public function get ( $ filter_id ) { $ filters = $ this -> getHandlers ( ) ; return empty ( $ filters [ $ filter_id ] ) ? array ( ) : $ filters [ $ filter_id ] ; }
Returns a filter
@param string $filter_id
@return array
Returns a filter