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UILabel設(shè)置下劃線:
UILabel *label = [[UILabel alloc] initWithFrame:CGRectMake(10, 100, 310, 50)]; label.backgroundColor = [UIColor redColor]; [label setLineBreakMode:NSLineBreakByWordWrapping]; label.numberOfLines =3; [label setFont:[UIFont systemFontOfSize:14]]; NSMutableAttributedString *content = [[NSMutableAttributedString alloc]initWithString:[NSString stringWithFormat:@"博文地址:http://www.cnblogs.com/xiaofeixiang 博客園-FlyElephant QQ群:228407086"]]; NSRange contentRange = {0,[content length]}; [content addAttribute:NSUnderlineStyleAttributeName value:[NSNumber numberWithInteger:NSUnderlineStyleSingle] range:contentRange]; label.attributedText = content; [self.view addSubview:label];
UIButton設(shè)置下劃線:
UIButton *button=[[UIButton alloc]initWithFrame:CGRectMake(10, 200, 80, 30)]; NSMutableAttributedString *title = [[NSMutableAttributedString alloc] initWithString:@"FlyElephant"]; NSRange titleRange = {0,[title length]}; [title addAttribute:NSUnderlineStyleAttributeName value:[NSNumber numberWithInteger:NSUnderlineStyleSingle] range:titleRange]; [button setAttributedTitle:title forState:UIControlStateNormal]; [button setBackgroundColor:[UIColor redColor]]; [button.titleLabel setFont:[UIFont systemFontOfSize:14]]; [self.view addSubview:button];
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