Жители Санкт-Петербурга устроили «крысогон»17:52
«Европа бьет сама по себе». Страну НАТО заподозрили в организации атаки на российский газовоз. Новые подробности атаки на судно20:45
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承运人有权将旅客随身携带或者在行李中夹带的违禁品、危险品卸下、销毁或者消除危险性,或者送交有关部门,而不承担赔偿责任。
周珊珊:消费市场更火热,消费行为则更冷静:消费者正在对套路化的“网红打卡”祛魅,青睐更独特、更松弛的体验。这是供给侧的精准发力与需求侧的品位升级同频共振的结果。
and of course for IsMatch there is no difference in which direction you go, you can just stop at the first match and return true. in fact lookarounds aren’t necessary for IsMatch at all, they are indistinguishable from concatenation. a(?=b) is just ab for the purposes of IsMatch and a(?=.*b)(?=.*c) is just a(.*b_*&.*c_*) - the lookarounds only come into play when you want to know the position of the match, and what is around it. if you happen to use lookarounds in an IsMatch pattern today, consider RE# intersections a faster drop-in replacement with identical semantics.