NSMutableAttributedString *text  = [[NSMutableAttributedString alloc] initWithString: [NSString stringWithFormat:@"%@", kRealName]];
    [text setYy_color:kDarkColor];
    NSMutableAttributedString *one  = [[NSMutableAttributedString alloc] initWithString: [NSString stringWithFormat:@"(%@)", kRole_name]];
    [one setYy_color:WhiteColor];
    [text appendAttributedString:one];
    titleLabel.attributedText 
 
= text;
    text.yy_lineSpacing = 5;
    text.yy_font = [UIFont systemFontOfSize:14];
   // text.yy_color = ThemeColor;
    __weak typeof(self) weakself = self;
   /*
    [text yy_setTextHighlightRange:NSMakeRange(10, 7) color:UIColorFromRGBValue(0x22b4e1) backgroundColor:[UIColor clearColor] tapAction:^(UIView * _Nonnull containerView, NSAttributedString * _Nonnull text, NSRange range, CGRect rect) {
        NSLog(@"xxx協議被點擊了");
        
    }];
    
 
*/
    titleLabel.numberOfLines = 0;  //設置多行顯示
    titleLabel.preferredMaxLayoutWidth = kScreenWidth - 30; //設置最大的寬度
    titleLabel.attributedText = text;  //設置富文本

iOS -- YYText富文本