{"id":1409,"date":"2023-03-04T16:02:27","date_gmt":"2023-03-04T07:02:27","guid":{"rendered":"http:\/\/attacktube.com\/?p=1409"},"modified":"2023-03-04T16:02:49","modified_gmt":"2023-03-04T07:02:49","slug":"%e3%80%90javascript%e3%80%91%e6%ad%a3%e8%a6%8f%e8%a1%a8%e7%8f%be%e3%81%ae%e8%82%af%e5%ae%9a%e5%85%88%e8%aa%ad%e3%81%bf%e3%81%a8%e8%82%af%e5%ae%9a%e5%be%8c%e8%aa%ad%e3%81%bf%e3%81%a7%e6%b3%a8%e6%84%8f","status":"publish","type":"post","link":"https:\/\/attacktube.com\/?p=1409","title":{"rendered":"\u3010JavaScript\u3011\u6b63\u898f\u8868\u73fe\u306e\u80af\u5b9a\u5148\u8aad\u307f\u3068\u80af\u5b9a\u5f8c\u8aad\u307f\u3067\u6ce8\u610f\u3059\u308b\u3053\u3068"},"content":{"rendered":"\n<p>\u80af\u5b9a\u5148\u8aad\u307f(Positive lookahead)\u3068\u80af\u5b9a\u5f8c\u8aad\u307f(Positive lookbehind)\u3067\u6ce8\u610f\u3059\u308b\u3053\u3068\u3002<br>\u6b21\u306e\u3088\u3046\u306a\u6319\u52d5\u3092\u3059\u308b\u3053\u3068\u306b\u6ce8\u610f\u3059\u308b\u3002<\/p>\n\n\n\n<!--more-->\n\n\n\n<pre><code>\n\nconsole.log(\"1:\u80af\u5b9a\u5148\u8aad\u307f\/Java(?=Script)w\/\");\n\/\/\u3053\u306e\u6b63\u898f\u8868\u73fe\u306f\u6587\u5b57\u5217\u300cJava\u300d\u306e\u53f3\u5074\u306b\u6587\u5b57\u5217\u300cScript\u300d\u304c\u3042\u308b\u3053\u3068\u3092\u8868\u3059\u3002\n\/\/\u3057\u304b\u3057\u3001\u540c\u6642\u306b\u80af\u5b9a\u5148\u8aad\u307f(?=Script)\u306f\u30de\u30c3\u30c1\u3057\u305f\u3089\u5dfb\u304d\u623b\u308a\u3001\u6587\u5b57\u5217\u300cJava\u300d\u306e\u53f3\u5074\u306b\u6587\u5b57\u5217\u300cw\u300d\u304c\u3042\u308b\u3053\u3068\u3092\u8868\u3059\u3002\n\/\/\u3064\u307e\u308a\u3001\u6587\u5b57\u5217\u300cJava\u300d\u306e\u53f3\u5074\u306b\u6587\u5b57\u5217\u300cScript\u300d\u304c\u3042\u308a\u3001\u304b\u3064\u6587\u5b57\u5217\u300cJava\u300d\u306e\u53f3\u5074\u306b\u6587\u5b57\u5217\u300cw\u300d\u304c\u3042\u308b\u3053\u3068\u306b\u306a\u308a\u3001\n\/\/\u77db\u76fe\u3059\u308b\u6587\u5b57\u5217\u306e\u30d1\u30bf\u30fc\u30f3\u3092\u8868\u3059\u6b63\u898f\u8868\u73fe\u306b\u306a\u308b\u305f\u3081\u3001\u3053\u306e\u6b63\u898f\u8868\u73fe\u306b\u30de\u30c3\u30c1\u3059\u308b\u6587\u5b57\u5217\u306f\u5b58\u5728\u3057\u306a\u3044\u3002\nlet regex = \/Java(?=Script)w\/;\n\nconsole.log(\"Javaw:\"+regex.test(\"Javaw\"));\/\/false\nconsole.log(\"Scriptw:\"+regex.test(\"Scriptw\"));\/\/false\nconsole.log(\"JavaScriptw:\"+regex.test(\"JavaScriptw\"));\/\/false\nconsole.log(\"TypeScriptw:\"+regex.test(\"TypeScriptw\"));\/\/false\nconsole.log(\"JavaWorldw:\"+regex.test(\"JavaWorldw\"));\/\/false\n\n\/*\n\n1:\u80af\u5b9a\u5148\u8aad\u307f\/Java(?=Script)w\/\nJavaw:false\nScriptw:false\nJavaScriptw:false\nTypeScriptw:false\nJavaWorldw:false\n\n*\/\n\nconsole.log(\"2:\u80af\u5b9a\u5f8c\u8aad\u307f\/w(?&lt;=Java)Script\/\");\n\/\/\u3053\u306e\u6b63\u898f\u8868\u73fe\u306f\u6587\u5b57\u5217\u300cScript\u300d\u306e\u5de6\u5074\u306b\u6587\u5b57\u5217\u300cJava\u300d\u304c\u3042\u308b\u3053\u3068\u3092\u8868\u3059\u3002\n\/\/\u3057\u304b\u3057\u3001\u540c\u6642\u306b\u80af\u5b9a\u5f8c\u8aad\u307f(?&lt;=Script)\u306f\u30de\u30c3\u30c1\u3057\u305f\u3089\u5dfb\u304d\u623b\u308a\u3001\u6587\u5b57\u5217\u300cScript\u300d\u306e\u5de6\u5074\u306b\u6587\u5b57\u5217\u300cw\u300d\u304c\u3042\u308b\u3053\u3068\u3092\u8868\u3059\u3002\n\/\/\u3064\u307e\u308a\u3001\u6587\u5b57\u5217\u300cScript\u300d\u306e\u5de6\u5074\u306b\u6587\u5b57\u5217\u300cJava\u300d\u304c\u3042\u308a\u3001\u304b\u3064\u6587\u5b57\u5217\u300cScript\u300d\u306e\u5de6\u5074\u306b\u6587\u5b57\u5217\u300cw\u300d\u304c\u3042\u308b\u3053\u3068\u306b\u306a\u308a\u3001\n\/\/\u77db\u76fe\u3059\u308b\u6587\u5b57\u5217\u306e\u30d1\u30bf\u30fc\u30f3\u3092\u8868\u3059\u6b63\u898f\u8868\u73fe\u306b\u306a\u308b\u305f\u3081\u3001\u3053\u306e\u6b63\u898f\u8868\u73fe\u306b\u30de\u30c3\u30c1\u3059\u308b\u6587\u5b57\u5217\u306f\u5b58\u5728\u3057\u306a\u3044\u3002\nregex = \/w(?&lt;=Java)Script\/;\n\nconsole.log(\"wJava:\"+regex.test(\"wJava\"));\/\/false\nconsole.log(\"wScript:\"+regex.test(\"wScript\"));\/\/false\nconsole.log(\"wJavaScript:\"+regex.test(\"wJavaScript\"));\/\/false\nconsole.log(\"wTypeScript:\"+regex.test(\"wTypeScript\"));\/\/false\nconsole.log(\"wJavaWorld:\"+regex.test(\"wJavaWorld\"));\/\/false\n\n\/*\n\n2:\u80af\u5b9a\u5f8c\u8aad\u307f\/w(?&lt;=Java)Script\/\nwJava:false\nwScript:false\nwJavaScript:false\nwTypeScript:false\nwJavaWorld:false\n\n*\/\n\n<\/code><\/pre>\n\n\n\n<br>\n<script async=\"\" src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js?client=ca-pub-3461056110605997\" crossorigin=\"anonymous\"><\/script>\n<ins class=\"adsbygoogle\" style=\"display:block; text-align:center;\" data-ad-layout=\"in-article\" data-ad-format=\"fluid\" data-ad-client=\"ca-pub-3461056110605997\" data-ad-slot=\"3137443461\"><\/ins>\n<script>\n     (adsbygoogle = window.adsbygoogle || []).push({});\n<\/script>\n<br>\n\n\n\n<script type=\"text\/javascript\">\njQuery(function($){\n$(\".jp-video\").hide();\n});\n<\/script>\n","protected":false},"excerpt":{"rendered":"<p>\u80af\u5b9a\u5148\u8aad\u307f(Positive lookahead)\u3068\u80af\u5b9a\u5f8c\u8aad\u307f(Positive lookbehind)\u3067\u6ce8\u610f\u3059\u308b\u3053\u3068\u3002\u6b21\u306e\u3088\u3046\u306a\u6319\u52d5\u3092\u3059\u308b\u3053\u3068\u306b\u6ce8\u610f\u3059\u308b\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[3],"tags":[],"class_list":["post-1409","post","type-post","status-publish","format-standard","hentry","category-javascript"],"jetpack_featured_media_url":"","jetpack-related-posts":[],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/attacktube.com\/index.php?rest_route=\/wp\/v2\/posts\/1409","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/attacktube.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/attacktube.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/attacktube.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/attacktube.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1409"}],"version-history":[{"count":2,"href":"https:\/\/attacktube.com\/index.php?rest_route=\/wp\/v2\/posts\/1409\/revisions"}],"predecessor-version":[{"id":1413,"href":"https:\/\/attacktube.com\/index.php?rest_route=\/wp\/v2\/posts\/1409\/revisions\/1413"}],"wp:attachment":[{"href":"https:\/\/attacktube.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1409"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/attacktube.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1409"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/attacktube.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1409"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}