UILabel修改行间距

//修改行间距

    NSMutableParagraphStyle *paragraphStyle = [[NSMutableParagraphStyle alloc]init];

    paragraphStyle.lineSpacing = 10;

    NSDictionary *attributes = @{ NSFontAttributeName:[UIFont systemFontOfSize:15], NSParagraphStyleAttributeName:paragraphStyle};

    self.label.attributedText = [[NSAttributedString alloc]initWithString:self.textFiled.text attributes:attributes];