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七、问题的修正思路（工程经验）
。关于这个话题，谷歌浏览器【最新下载地址】提供了深入分析
Фото: Antonin Vincent / Keystone Press Agency / Global Look Press
The unsatisfiable cases notably include a bunch of very laxe regexes like (.)+ or (.*)@(.*). The first regex could have been a property (minlength="1") and the second is obviously redundant (and less semantic) than the email input type since it just requires an at sign with at least one character before and after it.
phase[classno] = 1;