1   2     NSString * str =@"您一共购买2件商品，消费总额为：196"; 3     // 搜索文字 4     NSString *tempStr = @"\\d{1,}"; 5      6     NSMutableArray *results = [NSMutableArray array]; 7     NSRange searchRange = NSMakeRange(0, [str length]); 8     NSRange range; 9     NSMutableAttributedString *string = [[NSMutableAttributedString alloc] initWithString:str];10     while ((range = [str rangeOfString:tempStr options:NSRegularExpressionSearch range:searchRange]).location != NSNotFound)11     {12         [results addObject:[NSValue valueWithRange:range]];13         searchRange = NSMakeRange(NSMaxRange(range), [str length] - NSMaxRange(range));14         [string addAttribute:NSForegroundColorAttributeName value:[UIColor redColor] range:range];15     }16      summary.attributedText = string;