UILabel 调整行间距

                NSMutableParagraphStyle *paragraphStyle = [[NSMutableParagraphStyle alloc] init];
                [paragraphStyle setLineSpacing:3];//调整行间距
                [attributedString addAttribute:NSParagraphStyleAttributeName value:paragraphStyle range:NSMakeRange(0, [note length])];
                _goodsRemarkLabel.attributedText = attributedString;
                [_goodsRemarkLabel sizeToFit];