UILabel *label = [[UILabel alloc] initWithFrame:CGRectMake(60, 100, 200, 0)];
//设置label的富文本
//label.attributedText = attrStr;
//自动换行
label.numberOfLines = 0;
//label高度自适应
[label sizeToFit];
[self.view addSubview:label];
UILabel *label = [[UILabel alloc] initWithFrame:CGRectMake(60, 100, 200, 0)];
//设置label的富文本
//label.attributedText = attrStr;
//自动换行
label.numberOfLines = 0;
//label高度自适应
[label sizeToFit];
[self.view addSubview:label];