public function down ( $count = 0 ) {
        $this->_currentPosition = array(
                                        $this->_currentPosition[0],
                                        $this->_currentPosition[1] + $count,
                                       );
        return $this;
    }
public function down ( $count = 0 ) {
        $this->_currentPosition = array(
                                        $this->_currentPosition[0],
                                        $this->_currentPosition[1] + $count,
                                       );
        return $this;
    }
public function down ( $ count = 0 ) { $ this -> _currentPosition = array ( $ this -> _currentPosition [ 0 ] , $ this -> _currentPosition [ 1 ] + $ count , ) ; return $ this ; }
Move down current position

@param int $count Move count
@return CursorObject Self instance
Move down current position