通过富文本的方式添加行间距和字间距

通过富文本的方式添加行间距和字间距

//字间距

NSDictionary*toastLabelDic =@{NSKernAttributeName:@10.0f};

//行间距

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

[paragraphStyle setLineSpacing:30];

NSDictionary*paragraphLabelDic =@{NSParagraphStyleAttributeName:paragraphStyle};

//富文本

NSMutableAttributedString*attributedString = [[NSMutableAttributedString alloc] initWithString:toastStr attributes:paragraphLabelDic];