{"id":3142,"date":"2022-07-08T02:16:59","date_gmt":"2022-07-07T17:16:59","guid":{"rendered":"https:\/\/engineering.webstudio168.jp\/?p=3142"},"modified":"2022-07-08T02:18:06","modified_gmt":"2022-07-07T17:18:06","slug":"javascript-reserved-word","status":"publish","type":"post","link":"https:\/\/engineering.webstudio168.jp\/blog\/javascript-reserved-word\/","title":{"rendered":"JavaScript\u306e\u4e88\u7d04\u8a9e\u4e00\u89a7"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_86 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">\u76ee\u6b21<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span 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href=\"https:\/\/engineering.webstudio168.jp\/blog\/javascript-reserved-word\/#JavaScript%E3%81%AE%E4%BA%88%E7%B4%84%E8%AA%9E%E4%B8%80%E8%A6%A7%E8%A1%A8\" >JavaScript\u306e\u4e88\u7d04\u8a9e\u4e00\u89a7\u8868<\/a><\/li><\/ul><\/nav><\/div>\n\n<p class=\"wp-block-paragraph\">\u521d\u5fc3\u8005\u3092\u30bf\u30fc\u30b2\u30c3\u30c8\u3068\u3057\u3066\u3053\u306e\u8a18\u4e8b\u3092\u4e0b\u8a18\u307e\u3059\u304c\u3001JavaScript\u306b\u6163\u308c\u3066\u304d\u305f\u3001\u3082\u3057\u304f\u306fJavaScript\u306f\u7a7a\u6c17\u306e\u3088\u3046\u306a\u5b58\u5728\u3060\u3001\u3068\u3044\u3046\u304b\u305f\u3082\u4eca\u4e00\u5ea6\u78ba\u8a8d\u3057\u3066\u304a\u3044\u305f\u65b9\u304c\u826f\u3044\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e88\u7d04\u8a9e\u3068\u306f\u5b9a\u6570\u3084\u5909\u6570\u3084\u95a2\u6570\u30fb\u30af\u30e9\u30b9\u306e\u540d\u524d\u306b\u5229\u7528\u51fa\u6765\u306a\u3044\u6587\u5b57\u5217\u306e\u3053\u3068\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u3048\u3070\u3001<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-js\" data-file=\"miss-001.js\" data-lang=\"JavaScript\"><code>let break = &#39;\u30d6\u30ec\u30a4\u30af\u306f\u4eca\u306f\u30d0\u30ba\u308b\u3068\u3044\u3044\u307e\u3059&#39;; \/\/ \u300cbreak\u300d\u306f\u4e88\u7d04\u8a9e\u306a\u306e\u3067\u5909\u6570\u540d\u3068\u3057\u3066\u4f7f\u3048\u306a\u3044<\/code><\/pre><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u5909\u6570\u540d\u306b\u300cbreak\u300d\u306f\u4f7f\u3063\u3066\u306f\u3044\u3051\u307e\u305b\u3093\u3002\u306a\u305c\u306a\u3089\u3001JavaScript\u306e\u57fa\u672c\u6587\u6cd5\u306e\u4e00\u90e8\u3068\u3057\u3066\u5229\u7528\u3055\u308c\u3066\u3044\u308b\u305f\u3081\u3067\u3059\u3002break\u306fswitch\u6587\u306a\u3069\u3067\u5206\u5c90\u3092\u629c\u3051\u308b\u3068\u304d\u306b\u4f7f\u7528\u3057\u307e\u3059\u306d\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u3046\u3044\u3063\u305f\u4e88\u7d04\u8a9e\u3068\u3044\u3046\u3042\u3089\u304b\u3058\u3081\u4f7f\u308f\u308c\u3066\u3057\u307e\u3063\u3066\u3044\u308b\u6587\u5b57\u5217\u3092\u5909\u6570\u540d\u3084\u30af\u30e9\u30b9\u540d\u306b\u4f7f\u3046\u3053\u3068\u304c\u51fa\u6765\u306a\u3044\u5358\u8a9e\u306f\u7d50\u69cb\u3042\u308a\u307e\u3059\u3002\u5206\u304b\u308a\u306b\u304f\u304f\u306a\u308b\u306e\u3067\u7c21\u5358\u306b\u307e\u3068\u3081\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n<script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js?client=ca-pub-6481058887327275\" crossorigin=\"anonymous\"><\/script><ins class=\"adsbygoogle\" style=\"display:block\" data-ad-client=\"ca-pub-6481058887327275\" data-ad-slot=\"6649918654\" data-ad-format=\"auto\" data-full-width-responsive=\"true\"><\/ins><script>(adsbygoogle = window.adsbygoogle || []).push({});<\/script>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"JavaScript%E3%81%AE%E4%BA%88%E7%B4%84%E8%AA%9E%E4%B8%80%E8%A6%A7%E8%A1%A8\"><\/span>JavaScript\u306e\u4e88\u7d04\u8a9e\u4e00\u89a7\u8868<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table><tbody><tr><td>as<\/td><td>const<\/td><td>export<\/td><td>get<\/td><td>null<\/td><td>target<\/td><\/tr><tr><td>void<\/td><td>async<\/td><td>extends<\/td><td>if<\/td><td>of<\/td><td>this<\/td><\/tr><tr><td>whille<\/td><td>await<\/td><td>debugger<\/td><td>false<\/td><td>import<\/td><td>return<\/td><\/tr><tr><td>throw<\/td><td>with<\/td><td>break<\/td><td>default<\/td><td>finally<\/td><td>in<\/td><\/tr><tr><td>set<\/td><td>true<\/td><td>yield<\/td><td>case<\/td><td>delete<\/td><td>for<\/td><\/tr><tr><td>instanceof<\/td><td>static<\/td><td>try<\/td><td>catch<\/td><td>do<\/td><td>from<\/td><\/tr><tr><td>let<\/td><td>super<\/td><td>typeof<\/td><td>class<\/td><td>else<\/td><td>function<\/td><\/tr><tr><td>new<\/td><td>switch<\/td><td>var<\/td><td><\/td><td><\/td><td><\/td><\/tr><\/tbody><\/table><figcaption>\u53c2\u7167\uff1a\u300e<a href=\"https:\/\/www.oreilly.co.jp\/books\/9784873119700\/\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">O\u2019REILLY JAPAN JavaScript \u7b2c7\u7248<\/a>\u300f<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e0a\u8a18\u306e\u6587\u5b57\u5217\u306f\u5909\u6570\u540d\u3001\u30af\u30e9\u30b9\u540d\u3001\u95a2\u6570\u540d\u306b\u4f7f\u7528\u3057\u306a\u3044\u306e\u304c\u9244\u5247\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3067\u3059\u304c\u3001\u300c&#8217;super-do&#8217;\u300d\u3084\u300c&#8217;export-default&#8217;\u300d\u306e\u3088\u3046\u306a\u4e88\u7d04\u8a9e\u3092\u4f55\u3089\u304b\u306e\u6587\u5b57\u5217\u3067\u9023\u7d50\u3057\u305f\u6587\u5b57\u5217\u306f\u5225\u306b\u5229\u7528\u3067\u304d\u308b\u306e\u3067\u305d\u3053\u307e\u3067\u795e\u7d4c\u8cea\u306b\u306a\u3089\u306a\u304f\u3066\u3082\u826f\u3044\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e88\u7d04\u8a9e\u306f\u8868\u306e\u4ed6\u306b\u3082\u3042\u308a\u307e\u3059\u304c\u3001\u57fa\u672c\u7684\u306b\u8868\u306e\u5358\u8a9e\u3092\u62bc\u3048\u3066\u304a\u3051\u3070\u5927\u4e08\u592b\u3067\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u88dc\u8db3\u3067\u3059\u304c\u3001\u5c06\u6765\u7684\u306b\u4e88\u7d04\u8a9e\u306b\u306a\u308a\u3046\u308b\u3082\u306e\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table><tbody><tr><td>enum<\/td><td>implements<\/td><td>interface<\/td><td>package<\/td><td>protected<\/td><td>public<\/td><\/tr><\/tbody><\/table><figcaption>\u53c2\u7167\uff1a\u300e<a href=\"https:\/\/www.oreilly.co.jp\/books\/9784873119700\/\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">O\u2019REILLY JAPAN JavaScript \u7b2c7\u7248<\/a>\u300f<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u3067\u3059\u3002\u5ff5\u306e\u305f\u3081\u3053\u308c\u3089\u306e\u6587\u5b57\u5217\u3092\u5909\u6570\u540d\u3001\u30af\u30e9\u30b9\u540d\u3001\u95a2\u6570\u540d\u306b\u4f7f\u308f\u306a\u3044\u3088\u3046\u306b\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n<script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js?client=ca-pub-6481058887327275\" crossorigin=\"anonymous\"><\/script><ins class=\"adsbygoogle\" style=\"display:block\" data-ad-client=\"ca-pub-6481058887327275\" data-ad-slot=\"6649918654\" data-ad-format=\"auto\" data-full-width-responsive=\"true\"><\/ins><script>(adsbygoogle = window.adsbygoogle || []).push({});<\/script>\n","protected":false},"excerpt":{"rendered":"<p>\u521d\u5fc3\u8005\u3092\u30bf\u30fc\u30b2\u30c3\u30c8\u3068\u3057\u3066\u3053\u306e\u8a18\u4e8b\u3092\u4e0b\u8a18\u307e\u3059\u304c\u3001JavaScript\u306b\u6163\u308c\u3066\u304d\u305f\u3001\u3082\u3057\u304f\u306fJavaScript\u306f\u7a7a\u6c17\u306e\u3088\u3046\u306a\u5b58\u5728\u3060\u3001\u3068\u3044\u3046\u304b\u305f\u3082\u4eca\u4e00\u5ea6\u78ba\u8a8d\u3057\u3066\u304a\u3044\u305f\u65b9\u304c\u826f\u3044\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002 \u4e88\u7d04\u8a9e\u3068\u306f\u5b9a\u6570\u3084\u5909\u6570\u3084\u95a2\u6570\u30fb\u30af\u30e9 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":3149,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"rop_custom_images_group":[],"rop_custom_messages_group":[],"rop_publish_now":"initial","rop_publish_now_accounts":[],"rop_publish_now_history":[],"rop_publish_now_status":"pending","_themeisle_gutenberg_block_has_review":false,"sitemap_hide":"","_veu_custom_css":"","veu_display_promotion_alert":"","vkexunit_cta_each_option":"","footnotes":""},"categories":[55],"tags":[8,87,48],"class_list":["post-3142","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-javascript","tag-javascript","tag-87","tag-48"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>JavaScript\u306e\u4e88\u7d04\u8a9e\u4e00\u89a7 | 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