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<div id="UserMainPage-react-component-f4100617-fd36-4063-a387-cb7636bf9a83"><div class="style-m7rwj7"><div class="style-x9e6ck"><div class="style-y3rr1o"><div class="style-jbbmo6"><button aria-haspopup="dialog" aria-expanded="false" aria-controls="DropdownMenu" aria-label="Open menu" class="style-bm9z7z" type="button"><span class="material-symbols-outlined style-v2p563" aria-hidden="true">more_horiz</span></button></div><div class="style-1m5be6d"><div class="style-1jy4oqq"><img alt="" height="72" loading="lazy" src="https://qiita-user-profile-images.imgix.net/https%3A%2F%2Fqiita-image-store.s3.amazonaws.com%2F0%2F114590%2Fprofile-images%2F1473712645?ixlib=rb-4.0.0&auto=compress%2Cformat&lossless=0&w=128&s=505cedc5c2e360e761a97159c13532d3" width="72" class="style-nr0z5m"/></div><h1 class="style-s8ei2s">Dinh Duy Thanh</h1><p class="style-nhj0do">@DinhDuyThanh</p><div class="style-nqy5i5"><a href="https://github.com/thanhbk55" target="_blank" rel="noopener" aria-label="GitHub" 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","uuid":"1b19eba549f3680d3378","author":{"profileImageUrl":"https://qiita-user-profile-images.imgix.net/https%3A%2F%2Fqiita-image-store.s3.amazonaws.com%2F0%2F114590%2Fprofile-images%2F1473712645?ixlib=rb-4.0.0\u0026auto=compress%2Cformat\u0026lossless=0\u0026w=128\u0026s=505cedc5c2e360e761a97159c13532d3","urlName":"DinhDuyThanh","name":"Dinh Duy Thanh"},"organization":{"name":"株式会社ベーシック","urlName":"basicinc"},"followingLikers":[],"recentlyFollowingLikers":[],"postingCampaign":null,"tags":[{"urlName":"regexp","name":"regexp"},{"urlName":"performance","name":"performance"},{"urlName":"pattern","name":"pattern"},{"urlName":"matching","name":"Matching"},{"urlName":"non-matching","name":"non-matching"}],"summary":"\n1.REGEXとは \n正規表現（RegExp/regex）とは、文字列のパターンを表現する表記法\n /pattern/\n\n\n2. 良いREGEXと悪いREGEX \n[2016-05-02T16:05:18 #92430] INFO -- : Served 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