UILabel自适应高度和自动换行- OC swift
加粗; [UILabel setFont:[UIFont fontWithName:@"Helvetica-Bold" size:20]]; 加粗并且倾斜 [UILabel setFont:[UIFont fontWithName:@"Helvetica-BoldOblique" size:20]]; guessLikeLabel.font = UIFont(name: "Helvetica-Bold", size: 14) // 初始化 label UILabel *label = [[UILabel alloc] init]; NSString *text = @" 这是一个测试！！！ adsfsaf 时发生发勿忘我勿忘我勿忘我勿忘我勿忘我阿阿阿阿阿阿阿阿阿阿阿阿阿啊 00000000 阿什顿。。。 " ; label. text = text; [label setNumberOfLines:0]; UIFont *font = [UIFont fontWithName:@"Arial" size:14]; // 设置字体 label. font = font; CGSize constraint = CGSizeMake ( 300 , 20000.0f ); CGSize size = [text sizeWithFont :font constrainedToSize