废话少说，简单明了直接上代码
NSString * str =@"订单编号: 23456798765\n创建时间: 345987654\n付款时间: 34567890987\n发货时间: 3456789098765\n成交时间: 456789098765";
_data = [bgviewaddLabelWithFont:12textColor:[UIColorcolorWithWhite:0.502alpha:1.000]text:nil];
_data.numberOfLines =0;
// 适配 _data.sd_layout.leftSpaceToView(bgview,10).topSpaceToView(bgview,10).widthIs(160).autoHeightRatio(0);
// 重点
NSMutableAttributedString * attributedString1 = [[NSMutableAttributedString alloc] initWithString:str];
NSMutableParagraphStyle * paragraphStyle1 = [[NSMutableParagraphStyle alloc] init];
[paragraphStyle1 setLineSpacing:8];
[attributedString1 addAttribute:NSParagraphStyleAttributeName value:paragraphStyle1 range:NSMakeRange(0, [str length])];
[_data setAttributedText:attributedString1];
[_data sizeToFit];
