iOS 中划线

NSString *marketPriceStr = @"Market price： 1234";

NSRange range = [marketPriceStr
rangeOfString: @"1234"];

NSMutableAttributedString *attrStr = [[NSMutableAttributedString
alloc]initWithString:marketPriceStr];

[attrStr addAttribute:NSStrikethroughStyleAttributeName
value:[NSNumber
numberWithInteger:NSUnderlinePatternSolid |NSUnderlineStyleSingle]
range:range];

_marketPriceLabel.attributedText = attrStr;