第19届肖邦国际钢琴比赛获奖名单公布后，王紫桐（左三）祝贺陆逸轩（左二）。图丨© Wojciech Grzedzinski
04 ：媒体行业终局，与新闻专业主义的呼唤看到这里，包括我在内的诸位，想必都有一个终极的疑问。
。关于这个话题，体育直播提供了深入分析
I wouldn't recommend this approach, since regexes are fidgety to write and worse to read (believe me, I've seen millions). They're easy to get wrong, and engines may differ in subtle but important ways. The fact that the top ten regexes contains at least one such subtle bug should suggest that regexes are, in fact, not a good tool for input validation.
They never did. The flag disappeared eventually, though I received no confirmation.