[{"data":1,"prerenderedAt":1099},["ShallowReactive",2],{"site-info":3,"post-tech-1992":7,"related-post-tag-index":33},{"name":4,"description":5,"url":6},"アイ・エル・アール","フリーランスWEB制作","https:\u002F\u002Filr.jp\u002Fwp\u002F",{"ID":8,"title":9,"post_type":10,"post_type_label":11,"url":12,"date":13,"modified":13,"thumbnail":14,"thumb":14,"tag":15,"slug":20,"excerpt":21,"content":22,"simple_css":23,"adjacent":24},1992,"WordPressでサイドバーに目次を表示させる","tech","Tech Blog","\u002Ftech\u002F1992\u002F","2024.01.05","https:\u002F\u002Filr.jp\u002Fuploads\u002F2022\u002F10\u002Filr.png",[16],{"name":17,"slug":18,"url":19},"WordPress","wordpress","\u002Ftag\u002Fwordpress\u002F","wordpress%e3%81%a7%e3%82%b5%e3%82%a4%e3%83%89%e3%83%90%e3%83%bc%e3%81%ab%e7%9b%ae%e6%ac%a1%e3%82%92%e8%a1%a8%e7%a4%ba%e3%81%95%e3%81%9b%e3%82%8b","概要 このサイトでも使用していますが、記事の内容を目次にしてサイドバーに表示する方法を解説します。 また、スクロール位置がわかりやすいように、目次のリンクがアクティブになるようにします。 プラグイン プラグインインストー […]","\n\u003Ch2 class=\"wp-block-heading\">概要\u003C\u002Fh2>\n\n\n\n\u003Cp class=\"wp-block-paragraph\">このサイトでも使用していますが、記事の内容を目次にしてサイドバーに表示する方法を解説します。\u003C\u002Fp>\n\n\n\n\u003Cp class=\"wp-block-paragraph\">また、スクロール位置がわかりやすいように、目次のリンクがアクティブになるようにします。\u003C\u002Fp>\n\n\n\n\u003Chr class=\"wp-block-separator has-alpha-channel-opacity\"\u002F>\n\n\n\n\u003Ch2 class=\"wp-block-heading\">プラグイン\u003C\u002Fh2>\n\n\n\n\u003Ch3 class=\"wp-block-heading\">プラグインインストール\u003C\u002Fh3>\n\n\n\n\u003Cp class=\"wp-block-paragraph\">「\u003Ca href=\"https:\u002F\u002Fja.wordpress.org\u002Fplugins\u002Ftable-of-contents-plus\u002F\" target=\"_blank\" rel=\"noreferrer noopener\">Table of Contents Plus\u003C\u002Fa>」というプラグインをインストールします。\u003C\u002Fp>\n\n\n\n\u003Ch3 class=\"wp-block-heading\">プラグイン設定\u003C\u002Fh3>\n\n\n\n\u003Cp class=\"wp-block-paragraph\">「ダッシュボード」＞「設定」＞「TOC+」を選択\u003C\u002Fp>\n\n\n\n\u003Cp class=\"wp-block-paragraph\">\u003Cstrong>位置\u003C\u002Fstrong>\u003C\u002Fp>\n\n\n\n\u003Cp class=\"wp-block-paragraph\">目次を表示させる位置なのですが、今回はサイドバーですのでデフォルトのままで良いです。\u003Cbr>この後設定するところがあります。\u003C\u002Fp>\n\n\n\n\u003Cp class=\"wp-block-paragraph\">\u003Cstrong>表示条件\u003C\u002Fstrong>\u003C\u002Fp>\n\n\n\n\u003Cp class=\"wp-block-paragraph\">記事内の見出しの個数によって、目次を表示、非表示にできます。\u003C\u002Fp>\n\n\n\n\u003Cp class=\"wp-block-paragraph\">\u003Cstrong>以下のコンテンツタイプを自動挿入\u003C\u002Fstrong>\u003C\u002Fp>\n\n\n\n\u003Cp class=\"wp-block-paragraph\">目次を表示させたい投稿タイプにチェックを入れます。\u003C\u002Fp>\n\n\n\n\u003Cp class=\"wp-block-paragraph\">\u003Cstrong>見出しテキスト\u003C\u002Fstrong>\u003C\u002Fp>\n\n\n\n\u003Cp class=\"wp-block-paragraph\">見出しになるテキストの設定と表示・非表示が設定できます。\u003C\u002Fp>\n\n\n\n\u003Cp class=\"wp-block-paragraph\">\u003Cstrong>階層表示\u003C\u002Fstrong>\u003C\u002Fp>\n\n\n\n\u003Cp class=\"wp-block-paragraph\">目次を階層で表示するかどうか設定できます。\u003C\u002Fp>\n\n\n\n\u003Cp class=\"wp-block-paragraph\">\u003Cstrong>番号振り\u003C\u002Fstrong>\u003C\u002Fp>\n\n\n\n\u003Cp class=\"wp-block-paragraph\">目次に番号を振るかの設定ができます。\u003C\u002Fp>\n\n\n\n\u003Chr class=\"wp-block-separator has-alpha-channel-opacity\"\u002F>\n\n\n\n\u003Ch2 class=\"wp-block-heading\">サイドバーウィジェットの設定\u003C\u002Fh2>\n\n\n\n\u003Ch3 class=\"wp-block-heading\">ウィジェット追加\u003C\u002Fh3>\n\n\n\n\u003Cp class=\"wp-block-paragraph\">functions.phpに下記を追加します。\u003C\u002Fp>\n\n\n\n\u003Cdiv class=\"hcb_wrap\">\u003Cpre class=\"prism line-numbers lang-js\" data-lang=\"JavaScript\">\u003Ccode>\u002F\u002F ウィジェット追加\nfunction sidebar_widgets(){\n\tregister_sidebar(array(\n\t\t'name' => '共通サイドバー', \u002F\u002F ウィジェットの名前\n\t\t'description' => 'サイドバーウィジェット', \u002F\u002F ウィジェットの概要\n\t\t'id' => 'sidebar', \u002F\u002F ウィジェットのID\n\t\t'before_widget' => '<div>', \u002F\u002F ウィジェットを囲う開始タグ\n\t\t'after_widget' => '<\u002Fdiv>', \u002F\u002F ウィジェットを囲う閉じタグ\n\t\t'before_title' => '<h3>', \u002F\u002F ウィジェットのタイトルを囲う開始タグ\n\t\t'after_title' => '<\u002Fh3>' \u002F\u002F ウィジェットのタイトルを囲う閉じタグ\n\t));\n}\nadd_action('widgets_init', 'sidebar_widgets');\u003C\u002Fcode>\u003C\u002Fpre>\u003C\u002Fdiv>\n\n\n\n\u003Chr class=\"wp-block-separator has-alpha-channel-opacity\"\u002F>\n\n\n\n\u003Ch3 class=\"wp-block-heading\">ウィジェット設定\u003C\u002Fh3>\n\n\n\n\u003Cp class=\"wp-block-paragraph\">「外観」＞「ウィジェット」を選択\u003C\u002Fp>\n\n\n\n\u003Cp class=\"wp-block-paragraph\">\u003Cstrong>追加\u003C\u002Fstrong>\u003C\u002Fp>\n\n\n\n\u003Cfigure class=\"wp-block-image size-full\">\u003Cimg loading=\"lazy\" decoding=\"async\" width=\"936\" height=\"328\" src=\"https:\u002F\u002Filr.jp\u002Fuploads\u002F2024\u002F01\u002Fimage-2.png\" alt=\"\" class=\"wp-image-2008\" srcset=\"https:\u002F\u002Filr.jp\u002Fuploads\u002F2024\u002F01\u002Fimage-2.png 936w, https:\u002F\u002Filr.jp\u002Fuploads\u002F2024\u002F01\u002Fimage-2-300x105.png 300w, https:\u002F\u002Filr.jp\u002Fuploads\u002F2024\u002F01\u002Fimage-2-768x269.png 768w\" sizes=\"auto, (max-width: 936px) 100vw, 936px\" \u002F>\u003Cfigcaption class=\"wp-element-caption\">「＋」ボタンをクリック\u003C\u002Ffigcaption>\u003C\u002Ffigure>\n\n\n\n\u003Chr class=\"wp-block-separator has-alpha-channel-opacity\"\u002F>\n\n\n\n\u003Cfigure class=\"wp-block-image size-full\">\u003Cimg loading=\"lazy\" decoding=\"async\" width=\"1016\" height=\"552\" src=\"https:\u002F\u002Filr.jp\u002Fuploads\u002F2024\u002F01\u002Fimage-3.png\" alt=\"\" class=\"wp-image-2010\" srcset=\"https:\u002F\u002Filr.jp\u002Fuploads\u002F2024\u002F01\u002Fimage-3.png 1016w, https:\u002F\u002Filr.jp\u002Fuploads\u002F2024\u002F01\u002Fimage-3-300x163.png 300w, https:\u002F\u002Filr.jp\u002Fuploads\u002F2024\u002F01\u002Fimage-3-768x417.png 768w\" sizes=\"auto, (max-width: 1016px) 100vw, 1016px\" \u002F>\u003Cfigcaption class=\"wp-element-caption\">検索エリアに「toc」と入力して表示される「TOC＋」を選択\u003C\u002Ffigcaption>\u003C\u002Ffigure>\n\n\n\n\u003Chr class=\"wp-block-separator has-alpha-channel-opacity\"\u002F>\n\n\n\n\u003Cp class=\"wp-block-paragraph\">\u003Cstrong>設定\u003C\u002Fstrong>\u003C\u002Fp>\n\n\n\n\u003Cfigure class=\"wp-block-image size-large\">\u003Cimg loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"410\" src=\"https:\u002F\u002Filr.jp\u002Fuploads\u002F2024\u002F01\u002Fimage-4-1024x410.png\" alt=\"\" class=\"wp-image-2012\" srcset=\"https:\u002F\u002Filr.jp\u002Fuploads\u002F2024\u002F01\u002Fimage-4-1024x410.png 1024w, https:\u002F\u002Filr.jp\u002Fuploads\u002F2024\u002F01\u002Fimage-4-300x120.png 300w, https:\u002F\u002Filr.jp\u002Fuploads\u002F2024\u002F01\u002Fimage-4-768x308.png 768w, https:\u002F\u002Filr.jp\u002Fuploads\u002F2024\u002F01\u002Fimage-4-1200x481.png 1200w, https:\u002F\u002Filr.jp\u002Fuploads\u002F2024\u002F01\u002Fimage-4.png 1462w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \u002F>\u003Cfigcaption class=\"wp-element-caption\">「タイトル」の入力と「目次をサイトバーのみに表示」にチェック\u003C\u002Ffigcaption>\u003C\u002Ffigure>\n\n\n\n\u003Chr class=\"wp-block-separator has-alpha-channel-opacity\"\u002F>\n\n\n\n\u003Ch3 class=\"wp-block-heading\">ウィジェットの埋め込み\u003C\u002Fh3>\n\n\n\n\u003Cp class=\"wp-block-paragraph\">sidebar.phpに下記のスクリプトを追加\u003C\u002Fp>\n\n\n\n\u003Cdiv class=\"hcb_wrap\">\u003Cpre class=\"prism line-numbers lang-js\" data-lang=\"JavaScript\">\u003Ccode><?php if ( is_active_sidebar('sidebar') ) : ?>\n  <?php dynamic_sidebar('sidebar'); ?>\n<?php endif; ?>\u003C\u002Fcode>\u003C\u002Fpre>\u003C\u002Fdiv>\n\n\n\n\u003Cfigure class=\"wp-block-image size-large\">\u003Cimg loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"568\" src=\"https:\u002F\u002Filr.jp\u002Fuploads\u002F2024\u002F01\u002Fimage-5-1024x568.png\" alt=\"\" class=\"wp-image-2015\" srcset=\"https:\u002F\u002Filr.jp\u002Fuploads\u002F2024\u002F01\u002Fimage-5-1024x568.png 1024w, https:\u002F\u002Filr.jp\u002Fuploads\u002F2024\u002F01\u002Fimage-5-300x167.png 300w, https:\u002F\u002Filr.jp\u002Fuploads\u002F2024\u002F01\u002Fimage-5-768x426.png 768w, https:\u002F\u002Filr.jp\u002Fuploads\u002F2024\u002F01\u002Fimage-5-1536x853.png 1536w, https:\u002F\u002Filr.jp\u002Fuploads\u002F2024\u002F01\u002Fimage-5-2048x1137.png 2048w, https:\u002F\u002Filr.jp\u002Fuploads\u002F2024\u002F01\u002Fimage-5-1200x666.png 1200w, https:\u002F\u002Filr.jp\u002Fuploads\u002F2024\u002F01\u002Fimage-5-1980x1099.png 1980w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \u002F>\u003Cfigcaption class=\"wp-element-caption\">これでサイドバーに表示されるようになります。\u003C\u002Ffigcaption>\u003C\u002Ffigure>\n\n\n\n\u003Chr class=\"wp-block-separator has-alpha-channel-opacity\"\u002F>\n\n\n\n\u003Ch2 class=\"wp-block-heading\">スクロールでリンクをアクティブ\u003C\u002Fh2>\n\n\n\n\u003Cdiv class=\"hcb_wrap\">\u003Cpre class=\"prism line-numbers lang-js\" data-lang=\"JavaScript\">\u003Ccode>document.addEventListener("DOMContentLoaded", () => {\n  const options = {\n    root: null,\n    rootMargin: "-40% 0px",\n    threshold: 0,\n  };\n\n  const targets = Array.from(document.querySelectorAll(".wp-block-heading"));\n  const callback = function (entries, observer) {\n    entries.map((entry) => {\n      if (entry.isIntersecting) {\n        let $anchors = Array.from(document.querySelectorAll('#aside .toc_widget_list li a'));\n        $anchors.map( anchor => {\n          anchor.classList.remove('act');\n        });\n        let $span = entry.target.querySelector('span');\n        let id = $span.getAttribute('id');\n        let $link = document.querySelector(`#aside .toc_widget_list li a[href="#${ id }"]`);\n        if($link){\n          $link.classList.add('act');\n        }\n      }\n    });\n  };\n  const observer = new IntersectionObserver(callback, options);\n\n  targets.map( target => {\n    observer.observe( target ); \u002F\u002F監視を開始\n  });\n});\u003C\u002Fcode>\u003C\u002Fpre>\u003C\u002Fdiv>\n\n\n\n\u003Cp class=\"wp-block-paragraph\">\u003C\u002Fp>\n","",{"next":25,"previous":29},{"ID":26,"title":27,"post_type":10,"date":28},2047,"Xプレミアムでプロフィールページのいいねを非表示にする","2024.01.14",{"ID":30,"title":31,"post_type":10,"date":32},1942,"Intersection Observerでスクロールで要素の状態を変化させる","2023.12.20",[34,50,160,292,310,333,353,376,393,408,617,624,644,651,673,689,696,753,760,787,793,817,939,963,973,1022,1042,1051,1065,1073,1079,1085],{"name":35,"slug":36,"url":37,"posts":38},"Android","android","\u002Ftag\u002Fandroid\u002F",[39],{"ID":40,"title":41,"post_type":10,"post_type_label":11,"url":42,"date":43,"modified":44,"thumbnail":45,"thumb":45,"tag":46,"slug":48,"excerpt":49},298,"Android ChromeをUSBでパソコンに繋いでデバッグする方法","\u002Ftech\u002F298\u002F","2022.10.03","2022.10.10","https:\u002F\u002Filr.jp\u002Fuploads\u002F2022\u002F10\u002Fthumbnail_298-1200x675.jpg",[47],{"name":35,"slug":36,"url":37},"%ef%bf%bc","Android 側 ※OSのバージョンによって異なる場合があります。 ホーム画面などにある「設定」アイコンをタップ 「設定」にある、「デバイス情報」をタップ 「ビルド番号」を数回タップしたあと、「PIN番号」を入力。 「 […]",{"name":51,"slug":52,"url":53,"posts":54},"API","api","\u002Ftag\u002Fapi\u002F",[55,70,88,104,128,147],{"ID":56,"title":57,"post_type":10,"post_type_label":11,"url":58,"date":59,"modified":59,"thumbnail":60,"thumb":60,"tag":61,"slug":68,"excerpt":69},2756,"WordPressサイトをヘッドレスCMS化し、Nuxt.js + AI開発で静的サイト運用に移行した話","\u002Ftech\u002F2756\u002F","2026.06.12","https:\u002F\u002Filr.jp\u002Fuploads\u002F2026\u002F06\u002Fimg_2756-1200x675.png",[62,63,67],{"name":51,"slug":52,"url":53},{"name":64,"slug":65,"url":66},"Nuxt","nuxt","\u002Ftag\u002Fnuxt\u002F",{"name":17,"slug":18,"url":19},"wordpress%e3%82%b5%e3%82%a4%e3%83%88%e3%82%92%e3%83%98%e3%83%83%e3%83%89%e3%83%ac%e3%82%b9cms%e5%8c%96%e3%81%97%e3%80%81nuxt-js-ai%e9%96%8b%e7%99%ba%e3%81%a7%e9%9d%99%e7%9a%84%e3%82%b5%e3%82%a4","これまでこのサイトは、WordPressを使って運用していました。 WordPressは記事の管理や更新がしやすく、長く使われているCMSです。プラグインも豊富で、管理画面から多くのことが完結します。一方で、サーバー上で […]",{"ID":71,"title":72,"post_type":10,"post_type_label":11,"url":73,"date":74,"modified":74,"thumbnail":75,"thumb":75,"tag":76,"slug":86,"excerpt":87},1737,"WordPressに気象庁APIで天気を表示する","\u002Ftech\u002F1737\u002F","2023.07.24","https:\u002F\u002Filr.jp\u002Fuploads\u002F2023\u002F07\u002Fweather_api-1200x731.webp",[77,78,81,82],{"name":51,"slug":52,"url":53},{"name":79,"slug":79,"url":80},"php","\u002Ftag\u002Fphp\u002F",{"name":17,"slug":18,"url":19},{"name":83,"slug":84,"url":85},"気象庁","jma","\u002Ftag\u002Fjma\u002F","wordpress%e3%81%ab%e6%b0%97%e8%b1%a1%e5%ba%81api%e3%81%a7%e5%a4%a9%e6%b0%97%e3%82%92%e8%a1%a8%e7%a4%ba%e3%81%99%e3%82%8b","概要 気象庁が提供しているAPIから天気情報をWordPressに表示します。 エリア情報 エリア情報は下記URLから確認することができます。 https:\u002F\u002Fwww.jma.go.jp\u002Fbosai\u002Fcommon\u002Fcon […]",{"ID":89,"title":90,"post_type":10,"post_type_label":11,"url":91,"date":92,"modified":92,"thumbnail":93,"thumb":93,"tag":94,"slug":102,"excerpt":103},1131,"WordPressで月送りのカレンダーを実装（祝日対応）","\u002Ftech\u002F1131\u002F","2023.06.15","https:\u002F\u002Filr.jp\u002Fuploads\u002F2023\u002F06\u002Fbnr_calendar.png",[95,96,100,101],{"name":51,"slug":52,"url":53},{"name":97,"slug":98,"url":99},"Google","google","\u002Ftag\u002Fgoogle\u002F",{"name":79,"slug":79,"url":80},{"name":17,"slug":18,"url":19},"wordpress%e3%81%a7%e6%9c%88%e9%80%81%e3%82%8a%e3%81%ae%e3%82%ab%e3%83%ac%e3%83%b3%e3%83%80%e3%83%bc%e3%82%92%e5%ae%9f%e8%a3%85%ef%bc%88%e7%a5%9d%e6%97%a5%e5%af%be%e5%bf%9c%ef%bc%89","概要 月送りが出来て、投稿日にリンクと祝日の表示がされるカレンダーを実装します。 下記のようにAPIにしてHTML書き出しにしています。 https:\u002F\u002Filr.jp\u002Fapi\u002Fcalendar.php 祝日部 […]",{"ID":105,"title":106,"post_type":10,"post_type_label":11,"url":107,"date":108,"modified":109,"thumbnail":110,"thumb":110,"tag":111,"slug":126,"excerpt":127},1027,"Youtubeフィードを使用してWordPressにチャンネルの動画一覧を表示する。","\u002Ftech\u002F1027\u002F","2023.05.04","2026.06.04","https:\u002F\u002Filr.jp\u002Fuploads\u002F2022\u002F10\u002Fyoutube_id.png",[112,113,117,118,122],{"name":51,"slug":52,"url":53},{"name":114,"slug":115,"url":116},"RSS","rss","\u002Ftag\u002Frss\u002F",{"name":17,"slug":18,"url":19},{"name":119,"slug":120,"url":121},"YouTube","youtube","\u002Ftag\u002Fyoutube\u002F",{"name":123,"slug":124,"url":125},"フィード","feed","\u002Ftag\u002Ffeed\u002F","youtube%e3%83%95%e3%82%a3%e3%83%bc%e3%83%89%e3%82%92%e4%bd%bf%e7%94%a8%e3%81%97%e3%81%a6wordpress%e3%81%ab%e3%83%81%e3%83%a3%e3%83%b3%e3%83%8d%e3%83%ab%e3%81%ae%e5%8b%95%e7%94%bb%e4%b8%80%e8%a6%a7","概要 Youtubeにはフィードを取得する方法があります。 今回はYoutubeフィードを使用してWordPressにチャンネルの動画一覧を表示させます。 フィードURL チャンネルIDは以前投稿した記事で確認することが […]",{"ID":129,"title":130,"post_type":10,"post_type_label":11,"url":131,"date":132,"modified":133,"thumbnail":134,"thumb":134,"tag":135,"slug":145,"excerpt":146},521,"Instagram Graph APIのビジネスアカウントIDとアクセストークン取得","\u002Ftech\u002F521\u002F","2022.11.01","2023.08.08","https:\u002F\u002Filr.jp\u002Fuploads\u002F2022\u002F11\u002Fimg_instagram.webp",[136,137,141],{"name":51,"slug":52,"url":53},{"name":138,"slug":139,"url":140},"Instagram","instagram","\u002Ftag\u002Finstagram\u002F",{"name":142,"slug":143,"url":144},"Node.js","node-js","\u002Ftag\u002Fnode-js\u002F","instagram-graph-api%e3%81%ae%e3%83%93%e3%82%b8%e3%83%8d%e3%82%b9%e3%82%a2%e3%82%ab%e3%82%a6%e3%83%b3%e3%83%88id%e3%81%a8%e3%82%a2%e3%82%af%e3%82%bb%e3%82%b9%e3%83%88%e3%83%bc%e3%82%af%e3%83%b3","概要 WEBサイトにインスタグラムの写真を埋め込むために必要なビジネスアカウントIDとアクセストークン取得方法です。3段階目のアクセストークンまでの発行をスクリプトにしました。 用意するもの 必要なデータ ソース git […]",{"ID":148,"title":149,"post_type":10,"post_type_label":11,"url":150,"date":151,"modified":152,"thumbnail":153,"thumb":153,"tag":154,"slug":158,"excerpt":159},464,"WordPressにYouTubeの動画一覧を表示する","\u002Ftech\u002F464\u002F","2022.10.28","2022.12.02","https:\u002F\u002Filr.jp\u002Fuploads\u002F2022\u002F10\u002Fwordpress-youtube-1200x684.png",[155,156,157],{"name":51,"slug":52,"url":53},{"name":17,"slug":18,"url":19},{"name":119,"slug":120,"url":121},"wordpress%e3%81%abyoutube%e3%81%ae%e5%8b%95%e7%94%bb%e4%b8%80%e8%a6%a7%e3%82%92%e8%a1%a8%e7%a4%ba%e3%81%99%e3%82%8b","概要 簡易的にWordPressにYouTubeの動画一覧を表示する方法 ※事前にYouTubeのAPIキーの取得をする必要があります。 検索部分 「youtube_data」の部分はTransients APIで保存す […]",{"name":161,"slug":162,"url":163,"posts":164},"CSS","css","\u002Ftag\u002Fcss\u002F",[165,176,190,201,210,220,231,242,252,262,272,282],{"ID":166,"title":167,"post_type":10,"post_type_label":11,"url":168,"date":169,"modified":170,"thumbnail":171,"thumb":171,"tag":172,"slug":174,"excerpt":175},1904,"ブラウザの横幅に合わせてフォントサイズを変更する。","\u002Ftech\u002F1904\u002F","2023.11.28","2023.12.15","https:\u002F\u002Filr.jp\u002Fuploads\u002F2022\u002F10\u002Filr.png",[173],{"name":161,"slug":162,"url":163},"%e3%83%96%e3%83%a9%e3%82%a6%e3%82%b6%e3%81%ae%e6%a8%aa%e5%b9%85%e3%81%ab%e5%90%88%e3%82%8f%e3%81%9b%e3%81%a6%e3%83%95%e3%82%a9%e3%83%b3%e3%83%88%e3%82%b5%e3%82%a4%e3%82%ba%e3%82%92%e5%a4%89%e6%9b%b4","概要 CSSでブラウザの横幅に合わせて、フォントサイズを変更します。方法はいろいろありますので、こちらは私の個人的な方法で備忘録になります。 施策 CSS htmlに設定します。大元であるhtmlに設定することでその中の […]",{"ID":177,"title":178,"post_type":10,"post_type_label":11,"url":179,"date":180,"modified":133,"thumbnail":181,"thumb":181,"tag":182,"slug":188,"excerpt":189},1769,"HTMLメール用にインラインCSSに変換する","\u002Ftech\u002F1769\u002F","2023.07.27","https:\u002F\u002Filr.jp\u002Fuploads\u002F2023\u002F07\u002Fimg_mail.webp",[183,184],{"name":161,"slug":162,"url":163},{"name":185,"slug":186,"url":187},"HTML","html","\u002Ftag\u002Fhtml\u002F","html%e3%83%a1%e3%83%bc%e3%83%ab%e7%94%a8%e3%81%ab%e3%82%a4%e3%83%b3%e3%83%a9%e3%82%a4%e3%83%b3css%e3%81%ab%e5%a4%89%e6%8f%9b%e3%81%99%e3%82%8b","概要 OutlookのレンダリングエンジンがEdgeになるみたいですが、まだまだ、テーブルコーディング、インラインCSSが主流でコーディングが面倒で悩まされます。 今回はメルマガのHTMLメール用のコーディングをする際に […]",{"ID":191,"title":192,"post_type":10,"post_type_label":11,"url":193,"date":194,"modified":195,"thumbnail":196,"thumb":196,"tag":197,"slug":199,"excerpt":200},889,"CSSで三角形を作る(clip-path版)","\u002Ftech\u002F889\u002F","2022.12.28","2026.06.03","https:\u002F\u002Filr.jp\u002Fuploads\u002F2021\u002F09\u002Fimg_css-triangle-1.png",[198],{"name":161,"slug":162,"url":163},"css%e3%81%a7%e4%b8%89%e8%a7%92%e5%bd%a2%e3%82%92%e4%bd%9c%e3%82%8bclip-path%e7%89%88","概要 リンクのアイコンなどに使用する三角アイコンをCSSだけで作ります。以前、CSSで三角形を作る(border版)の記事を書いたのですが、その方法のclip-path版です。 ソース .triangleにスタイルを設定 […]",{"ID":202,"title":203,"post_type":10,"post_type_label":11,"url":204,"date":152,"modified":152,"thumbnail":205,"thumb":205,"tag":206,"slug":208,"excerpt":209},837,"要素の境界線を斜めにする","\u002Ftech\u002F837\u002F","https:\u002F\u002Filr.jp\u002Fuploads\u002F2022\u002F12\u002Fimg837-1200x638.png",[207],{"name":161,"slug":162,"url":163},"%e8%a6%81%e7%b4%a0%e3%81%ae%e5%a2%83%e7%95%8c%e7%b7%9a%e3%82%92%e6%96%9c%e3%82%81%e3%81%ab%e3%81%99%e3%82%8b","概要 要素の境界線を水平ではなく少し斜めにCSSでします。背景をグラデーションや画像にすることも可能です。 サンプル タイトル 文章です。文章です。文章です。文章です。文章です。文章です。文章です。文章です。文章です。文 […]",{"ID":211,"title":212,"post_type":10,"post_type_label":11,"url":213,"date":214,"modified":214,"thumbnail":215,"thumb":215,"tag":216,"slug":218,"excerpt":219},771,"mask-imageでSVG画像の色を変える","\u002Ftech\u002F771\u002F","2022.11.26","https:\u002F\u002Filr.jp\u002Fuploads\u002F2022\u002F11\u002Fmask-image-color-1200x819.png",[217],{"name":161,"slug":162,"url":163},"mask-image%e3%81%a7svg%e7%94%bb%e5%83%8f%e3%81%ae%e8%89%b2%e3%82%92%e5%a4%89%e3%81%88%e3%82%8b","概要 色違いのSVG画像を使用したいけど、別ファイルにして作成するのも面倒くさいし、SVGをインラインで挿入してCSSで色を変えるもの、SVGインラインは可動性にかけてソース見づらいしみたいな時に使用する方法です。 ※色 […]",{"ID":221,"title":222,"post_type":10,"post_type_label":11,"url":223,"date":224,"modified":225,"thumbnail":226,"thumb":226,"tag":227,"slug":229,"excerpt":230},747,"mask-imageで透過グラデーション","\u002Ftech\u002F747\u002F","2022.11.18","2023.07.21","https:\u002F\u002Filr.jp\u002Fuploads\u002F2022\u002F11\u002Fmask-image-1200x671.webp",[228],{"name":161,"slug":162,"url":163},"mask-image%e3%81%a7%e9%80%8f%e9%81%8e%e3%82%b0%e3%83%a9%e3%83%87%e3%83%bc%e3%82%b7%e3%83%a7%e3%83%b3","概要 下記のように要素を透過グラデーションする方法です。これを使用すると背景に溶け込ませるようなグラデーションにすることができます。 サンプル HTML CSS mask-imageにlinear-gradientでグラ […]",{"ID":232,"title":233,"post_type":10,"post_type_label":11,"url":234,"date":235,"modified":236,"thumbnail":237,"thumb":237,"tag":238,"slug":240,"excerpt":241},395,"ボーダーをグラデーション・角丸・背景抜きでCSSで実装する","\u002Ftech\u002F395\u002F","2022.10.27","2023.06.16","https:\u002F\u002Filr.jp\u002Fuploads\u002F2022\u002F10\u002Fborder-radius-gradient-1200x777.png",[239],{"name":161,"slug":162,"url":163},"%e3%83%9c%e3%83%bc%e3%83%80%e3%83%bc%e3%82%92%e3%82%b0%e3%83%a9%e3%83%87%e3%83%bc%e3%82%b7%e3%83%a7%e3%83%b3%e3%83%bb%e8%a7%92%e4%b8%b8%e3%83%bb%e8%83%8c%e6%99%af%e6%8a%9c%e3%81%8d%e3%81%a7css","はじめに ボーダーの色をグラデーションにして角丸で背景抜きを実装したくて色々ググってみたのですが、なかなか見つからなくて唯一見つけた記事を参考に書かせていただいてます。 https:\u002F\u002Fdev.to\u002Fafif\u002Fborde […]",{"ID":243,"title":244,"post_type":10,"post_type_label":11,"url":245,"date":246,"modified":247,"thumbnail":196,"thumb":196,"tag":248,"slug":250,"excerpt":251},228,"CSSで三角形を作る(border版)","\u002Ftech\u002F228\u002F","2021.09.11","2026.06.02",[249],{"name":161,"slug":162,"url":163},"css%e3%81%a7%e4%b8%89%e8%a7%92%e5%bd%a2%e3%82%92%e4%bd%9c%e3%82%8b","概要 リンクのアイコンなどに使用する三角アイコンをCSSだけで作ります。 私自身はclip-path版を推しています。こちらの記事もどうぞ。 https:\u002F\u002Filr.jp\u002Ftech\u002F889 実装結果 解説 な […]",{"ID":253,"title":254,"post_type":10,"post_type_label":11,"url":255,"date":256,"modified":44,"thumbnail":257,"thumb":257,"tag":258,"slug":260,"excerpt":261},143,"CSSでスクロールスナップを実装できるscroll-snap-type","\u002Ftech\u002F143\u002F","2021.08.02","https:\u002F\u002Filr.jp\u002Fuploads\u002F2021\u002F08\u002Fimg_scroll-snap-type.png",[259],{"name":161,"slug":162,"url":163},"css%e3%81%a7%e3%82%b9%e3%82%af%e3%83%ad%e3%83%bc%e3%83%ab%e3%82%b9%e3%83%8a%e3%83%83%e3%83%97%e3%82%92%e5%ae%9f%e8%a3%85%e3%81%a7%e3%81%8d%e3%82%8bscroll-snap-type","要素ごとにスクロールするスクロールスナップをCSSで実装 実装結果 HTML 各要素A、B、C、D、Eを囲む要素を用意します。 CSS 囲った要素wrapにはscroll-snap-type: y mandatory;  […]",{"ID":263,"title":264,"post_type":10,"post_type_label":11,"url":265,"date":266,"modified":247,"thumbnail":267,"thumb":267,"tag":268,"slug":270,"excerpt":271},108,"要素の背後にぼかしなどの効果を加えるbackdrop-filter","\u002Ftech\u002F108\u002F","2021.07.27","https:\u002F\u002Filr.jp\u002Fuploads\u002F2021\u002F07\u002Fthumbnail_108-1200x662.jpg",[269],{"name":161,"slug":162,"url":163},"%e8%83%8c%e6%99%af%e3%81%ab","スタイルシートでもWindowsなどOSのウィンドウを開いたときに背後にぼかしがかかる効果を実装することができます。 実装結果 backdrop-filter HTML Style Sheet backdrop-filt […]",{"ID":273,"title":274,"post_type":10,"post_type_label":11,"url":275,"date":276,"modified":44,"thumbnail":277,"thumb":277,"tag":278,"slug":280,"excerpt":281},83,"要素に連番を与えるcounter-increment","\u002Ftech\u002F83\u002F","2021.07.25","https:\u002F\u002Filr.jp\u002Fuploads\u002F2021\u002F07\u002Fimg_counter-increment-1.png",[279],{"name":161,"slug":162,"url":163},"%e8%a6%81%e7%b4%a0%e3%81%ab%e9%80%a3%e7%95%aa%e3%82%92%e4%b8%8e%e3%81%88%e3%82%8bcounter-increment","olタグで連番を与えることはできますが、それ以外の要素でも与えることができます。 HTML html構造としては連番を与えたい要素を囲みます。クラス「list」「item」はユニークな文字列でOKです。 Style Sh […]",{"ID":283,"title":284,"post_type":10,"post_type_label":11,"url":285,"date":286,"modified":247,"thumbnail":287,"thumb":287,"tag":288,"slug":290,"excerpt":291},43,"行数を指定して文末を「…」で省略するline-clamp","\u002Ftech\u002F43\u002F","2021.07.23","https:\u002F\u002Filr.jp\u002Fuploads\u002F2021\u002F07\u002Fimg_line-clamp-1.png",[289],{"name":161,"slug":162,"url":163},"%e8%a1%8c%e6%95%b0%e3%82%92%e6%8c%87%e5%ae%9a%e3%81%97%e3%81%a6%e3%81%9d%e3%82%8c%e4%bb%a5%e9%99%8d%e3%82%92%e3%80%8c%e3%80%8d%e3%81%a7%e7%9c%81%e7%95%a5%e3%81%99%e3%82%8bline-clamp","CSSにはテキストを省略することができるtext-overflow: ellipsis;がありますが、1行しか省略することができません。 HTML text-overflow: ellipsis; 東京五輪の開会式を走る […]",{"name":293,"slug":294,"url":295,"posts":296},"Docker","docker","\u002Ftag\u002Fdocker\u002F",[297],{"ID":298,"title":299,"post_type":10,"post_type_label":11,"url":300,"date":301,"modified":302,"thumbnail":303,"thumb":303,"tag":304,"slug":308,"excerpt":309},2367,"DockerでWordPress構築（ローカル仮想ドメイン版)","\u002Ftech\u002F2367\u002F","2025.10.30","2026.06.24","https:\u002F\u002Filr.jp\u002Fuploads\u002F2025\u002F10\u002FImage_2367_2026_6_24-1200x675.png",[305,306,307],{"name":293,"slug":294,"url":295},{"name":79,"slug":79,"url":80},{"name":17,"slug":18,"url":19},"docker%e3%81%a7wordpress%e6%a7%8b%e7%af%89%ef%bc%88%e3%83%ad%e3%83%bc%e3%82%ab%e3%83%ab%e4%bb%ae%e6%83%b3%e3%83%89%e3%83%a1%e3%82%a4%e3%83%b3%e7%89%88","概要 Macのローカルに仮装ドメインでWordPressの開発環境を構築します。 ・仮装ドメインでのアクセス・httpsでのアクセス・メール送信できるようにする・phpMyAdmin構築 構成 OSMacBook Pro […]",{"name":97,"slug":98,"url":99,"posts":311},[312,327],{"ID":313,"title":314,"post_type":10,"post_type_label":11,"url":315,"date":316,"modified":316,"thumbnail":317,"thumb":317,"tag":318,"slug":325,"excerpt":326},2769,"WebページにGoogleフォーム風のお問い合わせフォームを追加する方法","\u002Ftech\u002F2769\u002F","2026.06.22","https:\u002F\u002Filr.jp\u002Fuploads\u002F2026\u002F06\u002FImage_2769_20260622-1200x675.png",[319,320,321],{"name":97,"slug":98,"url":99},{"name":185,"slug":186,"url":187},{"name":322,"slug":323,"url":324},"JavaScript","javascript","\u002Ftag\u002Fjavascript\u002F","add-google-form-to-website-html-apps-script","HTMLフォーム、Googleスプレッドシート、Apps 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最近はアニメーションでGSAPをよく使用しているのですが、スムーズスクロールを実装させたい場合、jQueryのeaseScrollだとバッティングしているのか正常に動きません。GSAPにもScrollSmoothe […]",{"name":185,"slug":186,"url":187,"posts":354},[355,360,372],{"ID":313,"title":314,"post_type":10,"post_type_label":11,"url":315,"date":316,"modified":316,"thumbnail":317,"thumb":317,"tag":356,"slug":325,"excerpt":326},[357,358,359],{"name":97,"slug":98,"url":99},{"name":185,"slug":186,"url":187},{"name":322,"slug":323,"url":324},{"ID":361,"title":362,"post_type":10,"post_type_label":11,"url":363,"date":364,"modified":365,"thumbnail":366,"thumb":366,"tag":367,"slug":370,"excerpt":371},1775,"dialog要素とtemplate要素を使用してモーダルウィンドウを作る","\u002Ftech\u002F1775\u002F","2023.07.29","2025.10.29","https:\u002F\u002Filr.jp\u002Fuploads\u002F2023\u002F07\u002Fimg_window.webp",[368,369],{"name":185,"slug":186,"url":187},{"name":322,"slug":323,"url":324},"dialog%e8%a6%81%e7%b4%a0%e3%81%a8template%e8%a6%81%e7%b4%a0%e3%82%92%e4%bd%bf%e7%94%a8%e3%81%97%e3%81%a6%e3%83%a2%e3%83%bc%e3%83%80%e3%83%ab%e3%82%a6%e3%82%a3%e3%83%b3%e3%83%89%e3%82%a6%e3%82%92","概要 dialog要素でモーダルを表示しつつ、template要素で表示する内容を切り替えるモーダルウィンドを作成します。 サンプル ソース HTML dialogの中をformで囲っています。buttonにformme […]",{"ID":177,"title":178,"post_type":10,"post_type_label":11,"url":179,"date":180,"modified":133,"thumbnail":181,"thumb":181,"tag":373,"slug":188,"excerpt":189},[374,375],{"name":161,"slug":162,"url":163},{"name":185,"slug":186,"url":187},{"name":138,"slug":139,"url":140,"posts":377},[378,388],{"ID":379,"title":380,"post_type":10,"post_type_label":11,"url":381,"date":152,"modified":225,"thumbnail":382,"thumb":382,"tag":383,"slug":386,"excerpt":387},855,"WordPressにインスタグラムの投稿一覧を表示","\u002Ftech\u002F855\u002F","https:\u002F\u002Filr.jp\u002Fuploads\u002F2022\u002F12\u002Finsta_list-1200x806.webp",[384,385],{"name":138,"slug":139,"url":140},{"name":17,"slug":18,"url":19},"wordpress%e3%81%ab%e3%82%a4%e3%83%b3%e3%82%b9%e3%82%bf%e3%82%b0%e3%83%a9%e3%83%a0%e3%81%ae%e6%8a%95%e7%a8%bf%e4%b8%80%e8%a6%a7%e3%82%92%e8%a1%a8%e7%a4%ba","概要 簡易的にWordPressにインスタクラムに投稿された写真の一覧を表示させる方法。 ※あらかじめアクセストークンを取得しておく必要があります。 Instagram Graph APIのビジネスアカウントIDとアクセ […]",{"ID":129,"title":130,"post_type":10,"post_type_label":11,"url":131,"date":132,"modified":133,"thumbnail":134,"thumb":134,"tag":389,"slug":145,"excerpt":146},[390,391,392],{"name":51,"slug":52,"url":53},{"name":138,"slug":139,"url":140},{"name":142,"slug":143,"url":144},{"name":394,"slug":395,"url":396,"posts":397},"iPhone","iphone","\u002Ftag\u002Fiphone\u002F",[398],{"ID":399,"title":400,"post_type":10,"post_type_label":11,"url":401,"date":402,"modified":402,"thumbnail":403,"thumb":403,"tag":404,"slug":406,"excerpt":407},815,"iPhoneでウォレットのメインカードを入れ替える","\u002Ftech\u002F815\u002F","2022.12.01","https:\u002F\u002Filr.jp\u002Fuploads\u002F2022\u002F12\u002Fiphone_wallet01.png",[405],{"name":394,"slug":395,"url":396},"iphone%e3%81%a7%e3%82%a6%e3%82%a9%e3%83%ac%e3%83%83%e3%83%88%e3%81%ae%e3%83%a1%e3%82%a4%e3%83%b3%e3%82%ab%e3%83%bc%e3%83%89%e3%82%92%e5%85%a5%e3%82%8c%e6%9b%bf%e3%81%88%e3%82%8b","概要 iPhoneでメインカードを入れ替える方法は２つあります。 ※iOS16.1.1 1.ウォレットアプリでの入れ替え 下になっているカードをタップしながら真ん中に持っていきます。 2.設定からの切り替え 設定を立ち上 […]",{"name":322,"slug":323,"url":324,"posts":409},[410,415,430,436,449,463,473,482,491,495,507,517,525,532,554,563,568,579,588,597,607],{"ID":313,"title":314,"post_type":10,"post_type_label":11,"url":315,"date":316,"modified":316,"thumbnail":317,"thumb":317,"tag":411,"slug":325,"excerpt":326},[412,413,414],{"name":97,"slug":98,"url":99},{"name":185,"slug":186,"url":187},{"name":322,"slug":323,"url":324},{"ID":416,"title":417,"post_type":10,"post_type_label":11,"url":418,"date":419,"modified":420,"thumbnail":421,"thumb":421,"tag":422,"slug":428,"excerpt":429},2179,"Vueコンポーネント一括インポート","\u002Ftech\u002F2179\u002F","2024.06.25","2026.06.16","https:\u002F\u002Filr.jp\u002Fuploads\u002F2024\u002F06\u002Ftech2179-thumbnail-1200x675.png",[423,424],{"name":322,"slug":323,"url":324},{"name":425,"slug":426,"url":427},"Vue","vue","\u002Ftag\u002Fvue\u002F","vue%e3%82%b3%e3%83%b3%e3%83%9d%e3%83%bc%e3%83%8d%e3%83%b3%e3%83%88%e4%b8%80%e6%8b%ac%e3%82%a4%e3%83%b3%e3%83%9d%e3%83%bc%e3%83%88","概要 個別にインポートしているコンポーネントを、一括で読み込むようにします。 施策 プラグイン作成 src\u002Fplugins\u002FcomponentsLoader.js componentsフォルダ内のvue拡張子のファイルを […]",{"ID":30,"title":31,"post_type":10,"post_type_label":11,"url":431,"date":32,"modified":365,"thumbnail":171,"thumb":171,"tag":432,"slug":434,"excerpt":435},"\u002Ftech\u002F1942\u002F",[433],{"name":322,"slug":323,"url":324},"intersection-observer%e3%81%a7%e3%82%b9%e3%82%af%e3%83%ad%e3%83%bc%e3%83%ab%e3%81%a7%e8%a6%81%e7%b4%a0%e3%81%ae%e7%8a%b6%e6%85%8b%e3%82%92%e5%a4%89%e5%8c%96%e3%81%95%e3%81%9b%e3%82%8b","概要 スクロールに合わせて、タイトルや画像をふわっと表示させたい時は、スクロールイベントを設定して実装していましたが、Intersection Observerを使用することでシンプルに実装できます。 施策 HTML ペ […]",{"ID":437,"title":438,"post_type":10,"post_type_label":11,"url":439,"date":440,"modified":365,"thumbnail":171,"thumb":171,"tag":441,"slug":447,"excerpt":448},1895,"SVG内の要素にfilterを適応させる","\u002Ftech\u002F1895\u002F","2023.11.16",[442,443],{"name":322,"slug":323,"url":324},{"name":444,"slug":445,"url":446},"SVG","svg","\u002Ftag\u002Fsvg\u002F","svg%e5%86%85%e3%81%ae%e8%a6%81%e7%b4%a0%e3%81%abfilter%e3%82%92%e9%81%a9%e5%bf%9c%e3%81%95%e3%81%9b%e3%82%8b","概要 CSSでSVG内にある要素にfilterを適応させようとすると、なぜかSafariで見ると適応されません。 静的なSVGだとdefsタグ内に設定するだけで良いのですが、動的にSVG内を変更したい場合などは適応するこ […]",{"ID":450,"title":451,"post_type":10,"post_type_label":11,"url":452,"date":453,"modified":133,"thumbnail":454,"thumb":454,"tag":455,"slug":461,"excerpt":462},1831,"JavaScriptで擬似要素を操作する","\u002Ftech\u002F1831\u002F","2023.08.07","https:\u002F\u002Filr.jp\u002Fuploads\u002F2023\u002F08\u002Fimg_before_after.webp",[456,457],{"name":322,"slug":323,"url":324},{"name":458,"slug":459,"url":460},"擬似要素","pseudo-element","\u002Ftag\u002Fpseudo-element\u002F","javascript%e3%81%a7%e6%93%ac%e4%bc%bc%e8%a6%81%e7%b4%a0%e3%82%92%e6%93%8d%e4%bd%9c%e3%81%99%e3%82%8b","概要 JavaScriptで擬似要素(:before、:after)を操作します。 取得 HTML CSS JavaScript 変更 JavaScript",{"ID":464,"title":465,"post_type":10,"post_type_label":11,"url":466,"date":467,"modified":133,"thumbnail":468,"thumb":468,"tag":469,"slug":471,"excerpt":472},1827,"2点間の緯度・経度の距離を求める","\u002Ftech\u002F1827\u002F","2023.08.06","https:\u002F\u002Filr.jp\u002Fuploads\u002F2023\u002F08\u002Fimg_markers.webp",[470],{"name":322,"slug":323,"url":324},"2%e7%82%b9%e9%96%93%e3%81%ae%e7%b7%af%e5%ba%a6%e3%83%bb%e7%b5%8c%e5%ba%a6%e3%81%ae%e8%b7%9d%e9%9b%a2%e3%82%92%e6%b1%82%e3%82%81%e3%82%8b","概要 2点間の緯度・経度の距離を求めます。直線の距離なので、Googleマップなどの経路の距離ではないので注意が必要です。 参考文献 スクリプト 出力",{"ID":474,"title":475,"post_type":10,"post_type_label":11,"url":476,"date":467,"modified":365,"thumbnail":477,"thumb":477,"tag":478,"slug":480,"excerpt":481},1814,"JavaScriptで現在地を取得する","\u002Ftech\u002F1814\u002F","https:\u002F\u002Filr.jp\u002Fuploads\u002F2023\u002F08\u002Fimg_marker.webp",[479],{"name":322,"slug":323,"url":324},"javascript%e3%81%a7%e7%8f%be%e5%9c%a8%e5%9c%b0%e3%82%92%e5%8f%96%e5%be%97%e3%81%99%e3%82%8b","概要 JavaScriptの関数Geolocation: getCurrentPosition()で現在地を取得します。 スクリプト 出力 テスト 現在地情報の取得を許可すると表示されます。",{"ID":483,"title":484,"post_type":10,"post_type_label":11,"url":485,"date":486,"modified":486,"thumbnail":171,"thumb":171,"tag":487,"slug":489,"excerpt":490},1807,"コロン(:)の入った要素や属性の情報を取得する","\u002Ftech\u002F1807\u002F","2023.08.04",[488],{"name":322,"slug":323,"url":324},"%e3%82%b3%e3%83%ad%e3%83%b3%e3%81%ae%e5%85%a5%e3%81%a3%e3%81%9f%e8%a6%81%e7%b4%a0%e3%82%84%e5%b1%9e%e6%80%a7%e3%81%ae%e6%83%85%e5%a0%b1%e3%82%92%e5%8f%96%e5%be%97%e3%81%99%e3%82%8b","概要 XMLなどを読み込んだ際、コロン(:)がついた要素や属性がある場合に取得する方法です。 取得方法 コロン(:)の前にバックスラッシュ(\\)を2つ入れます。 要素 属性",{"ID":361,"title":362,"post_type":10,"post_type_label":11,"url":363,"date":364,"modified":365,"thumbnail":366,"thumb":366,"tag":492,"slug":370,"excerpt":371},[493,494],{"name":185,"slug":186,"url":187},{"name":322,"slug":323,"url":324},{"ID":496,"title":497,"post_type":10,"post_type_label":11,"url":498,"date":74,"modified":74,"thumbnail":171,"thumb":171,"tag":499,"slug":505,"excerpt":506},1754,"日付のフォーマットを変更する","\u002Ftech\u002F1754\u002F",[500,501],{"name":322,"slug":323,"url":324},{"name":502,"slug":503,"url":504},"日付","date","\u002Ftag\u002Fdate\u002F","%e6%97%a5%e4%bb%98%e3%81%ae%e3%83%95%e3%82%a9%e3%83%bc%e3%83%9e%e3%83%83%e3%83%88%e3%82%92%e5%a4%89%e6%9b%b4%e3%81%99%e3%82%8b","概要 この関数を知らなかったのでメモ。 Date.prototype.toLocaleDateString() 内容 何も指定しない場合 言語コード指定 アメリカ 日本 オプションを指定 曜日を表示 年月日を日本語表記に […]",{"ID":508,"title":509,"post_type":10,"post_type_label":11,"url":510,"date":511,"modified":133,"thumbnail":512,"thumb":512,"tag":513,"slug":515,"excerpt":516},1712,"数字に3桁ずつ、カンマを入れる","\u002Ftech\u002F1712\u002F","2023.07.19","https:\u002F\u002Filr.jp\u002Fuploads\u002F2023\u002F07\u002Fimg_comma.webp",[514],{"name":322,"slug":323,"url":324},"%e6%95%b0%e5%ad%97%e3%81%ab3%e6%a1%81%e3%81%9a%e3%81%a4%e3%80%81%e3%82%ab%e3%83%b3%e3%83%9e%e3%82%92%e5%85%a5%e3%82%8c%e3%82%8b","概要 価格表示する際の数値、「10000」を「10,000」のように、数字に3桁ずつカンマの入った文字列に変換する関数 スクリプト 使用方法",{"ID":518,"title":519,"post_type":10,"post_type_label":11,"url":520,"date":511,"modified":511,"thumbnail":171,"thumb":171,"tag":521,"slug":523,"excerpt":524},1708,"ゼロパディング","\u002Ftech\u002F1708\u002F",[522],{"name":322,"slug":323,"url":324},"%e3%82%bc%e3%83%ad%e3%83%91%e3%83%87%e3%82%a3%e3%83%b3%e3%82%b0","概要 ゼロパディングとは、画面や帳票などで数値を表現する際、書式で指定した桁数に満たない部分をゼロで埋めることである。 ゼロパディングの「パディング」には埋める、詰め物をするといった意味がある。 ゼロパディングは、例えば […]",{"ID":526,"title":322,"post_type":10,"post_type_label":11,"url":527,"date":528,"modified":511,"thumbnail":171,"thumb":171,"tag":529,"slug":323,"excerpt":531},1061,"\u002Ftech\u002F1061\u002F","2023.05.18",[530],{"name":322,"slug":323,"url":324},"カンマが入っている文字列を数値に変換 概要 価格表示する際の、「10,000」を「10000」のように数値に変換する関数 スクリプト 使用方法 改行コードを＜BR＞に変換 概要 改行コードを＜BR＞に変換 スクリプト 使 […]",{"ID":533,"title":534,"post_type":10,"post_type_label":11,"url":535,"date":108,"modified":419,"thumbnail":536,"thumb":536,"tag":537,"slug":552,"excerpt":553},1047,"Vue.jsで暗号化・復号化を実装する","\u002Ftech\u002F1047\u002F","https:\u002F\u002Filr.jp\u002Fuploads\u002F2023\u002F05\u002Fvuejs.png",[538,539,540,544,548],{"name":322,"slug":323,"url":324},{"name":425,"slug":426,"url":427},{"name":541,"slug":542,"url":543},"プラグイン","plugin","\u002Ftag\u002Fplugin\u002F",{"name":545,"slug":546,"url":547},"復号化","decryption","\u002Ftag\u002Fdecryption\u002F",{"name":549,"slug":550,"url":551},"暗号化","encryption","\u002Ftag\u002Fencryption\u002F","vue-js%e3%81%a7%e6%9a%97%e5%8f%b7%e5%8c%96%e3%83%bb%e8%a4%87%e5%90%88%e5%8c%96%e3%82%92%e5%ae%9f%e8%a3%85%e3%81%99%e3%82%8b","概要 下記githubのソースをもとにVue.js用にプラグイン化しました。 https:\u002F\u002Fgist.github.com\u002FAgoreddah\u002F511864e2c00da064586523b3087c30e2 ソース  […]",{"ID":555,"title":556,"post_type":10,"post_type_label":11,"url":557,"date":558,"modified":365,"thumbnail":171,"thumb":171,"tag":559,"slug":561,"excerpt":562},976,"HLS(HTTP Live Streaming)動画を再生する","\u002Ftech\u002F976\u002F","2023.02.26",[560],{"name":322,"slug":323,"url":324},"hlshttp-live-streaming%e5%8b%95%e7%94%bb%e3%82%92%e5%86%8d%e7%94%9f%e3%81%99%e3%82%8b","概要 HLS(HTTP Live Streaming)フォーマットの動画をWEBで再生する方法 HLSに変換 hls.jsを読み込み VIDEOタグ スクリプト",{"ID":339,"title":340,"post_type":10,"post_type_label":11,"url":341,"date":342,"modified":343,"thumbnail":171,"thumb":171,"tag":564,"slug":351,"excerpt":352},[565,566,567],{"name":334,"slug":335,"url":336},{"name":322,"slug":323,"url":324},{"name":348,"slug":349,"url":350},{"ID":569,"title":570,"post_type":10,"post_type_label":11,"url":571,"date":572,"modified":573,"thumbnail":574,"thumb":574,"tag":575,"slug":577,"excerpt":578},917,"ページのスクロールされている割合を表示させる","\u002Ftech\u002F917\u002F","2023.01.04","2023.01.05","https:\u002F\u002Filr.jp\u002Fuploads\u002F2023\u002F01\u002Fpage-scroll-position-1200x737.png",[576],{"name":322,"slug":323,"url":324},"%e3%83%9a%e3%83%bc%e3%82%b8%e3%81%ae%e3%82%b9%e3%82%af%e3%83%ad%e3%83%bc%e3%83%ab%e3%81%95%e3%82%8c%e3%81%a6%e3%81%84%e3%82%8b%e5%89%b2%e5%90%88%e3%82%92%e8%a1%a8%e7%a4%ba%e3%81%95%e3%81%9b%e3%82%8b","概要 このサイトのヘッダーでも実装している、スクロールされている割合をページに表示させるJavaScriptを実装します。 ソース 解説 スクロール位置をwindow.scrollTop()で取得できるようにしています。 […]",{"ID":580,"title":581,"post_type":10,"post_type_label":11,"url":582,"date":583,"modified":28,"thumbnail":171,"thumb":171,"tag":584,"slug":586,"excerpt":587},893,"マウスチェイサー","\u002Ftech\u002F893\u002F","2022.12.29",[585],{"name":322,"slug":323,"url":324},"%e3%83%9e%e3%82%a6%e3%82%b9%e3%83%81%e3%82%a7%e3%82%a4%e3%82%b5%e3%83%bc","概要 マウスの動きに追随する、マウスチェイサー（英語にしただけ^^）を実装します。マウスに近づくにつれてゆっくり動くようにするのと、リンクにマウスオーバーで変形するようにもします。 ソース 解説 mp関数はマウスの座標を […]",{"ID":589,"title":590,"post_type":10,"post_type_label":11,"url":591,"date":592,"modified":365,"thumbnail":171,"thumb":171,"tag":593,"slug":595,"excerpt":596},868,"JavaScriptで円運動","\u002Ftech\u002F868\u002F","2022.12.14",[594],{"name":322,"slug":323,"url":324},"javascript%e3%81%a7%e5%86%86%e9%81%8b%e5%8b%95","概要 JavaScriptで円を描くように要素が移動するアニメーションを実装します。 サンプル ソース 解説 x軸はCOSカーブ、y軸をSINカーブで実装します。degは角度、rは半径になります。",{"ID":598,"title":599,"post_type":10,"post_type_label":11,"url":600,"date":601,"modified":44,"thumbnail":602,"thumb":602,"tag":603,"slug":605,"excerpt":606},210,"ページ内スクロール","\u002Ftech\u002F210\u002F","2021.09.09","https:\u002F\u002Filr.jp\u002Fuploads\u002F2021\u002F09\u002Fimg_page-scroll-1.png",[604],{"name":322,"slug":323,"url":324},"%e3%83%9a%e3%83%bc%e3%82%b8%e5%86%85%e3%82%b9%e3%82%af%e3%83%ad%e3%83%bc%e3%83%ab","今回はページ内スクロールのリンクとページトップへのスクロールボタンを作成します。 ページ内スクロール HTML CSS ページトップボタン HTML CSS JavaScript 解説 a[href^=”#& […]",{"ID":608,"title":609,"post_type":10,"post_type_label":11,"url":610,"date":611,"modified":44,"thumbnail":612,"thumb":612,"tag":613,"slug":615,"excerpt":616},201,"ハンバーガメニュー","\u002Ftech\u002F201\u002F","2021.08.29","https:\u002F\u002Filr.jp\u002Fuploads\u002F2021\u002F08\u002Fimg_hamburger-menu-1.png",[614],{"name":322,"slug":323,"url":324},"%e3%83%8f%e3%83%b3%e3%83%90%e3%83%bc%e3%82%ac%e3%83%a1%e3%83%8b%e3%83%a5%e3%83%bc","今回はハンバーガーメニューを作成します。 ヘッダーにハンバーガーメニュー配置 メニューを開いた状態 1.ハンバーガーメニュー部分 HTMLメニュー用にaタグを作成してその中にdivタグを追加しています。 CSSaタグはク […]",{"name":348,"slug":349,"url":350,"posts":618},[619],{"ID":339,"title":340,"post_type":10,"post_type_label":11,"url":341,"date":342,"modified":343,"thumbnail":171,"thumb":171,"tag":620,"slug":351,"excerpt":352},[621,622,623],{"name":334,"slug":335,"url":336},{"name":322,"slug":323,"url":324},{"name":348,"slug":349,"url":350},{"name":625,"slug":626,"url":627,"posts":628},"Mac","mac","\u002Ftag\u002Fmac\u002F",[629],{"ID":630,"title":631,"post_type":10,"post_type_label":11,"url":632,"date":633,"modified":634,"thumbnail":171,"thumb":171,"tag":635,"slug":642,"excerpt":643},992,"Macでテキストを音声データ(MP3)に一括変換","\u002Ftech\u002F992\u002F","2023.04.06","2024.08.05",[636,637,641],{"name":625,"slug":626,"url":627},{"name":638,"slug":639,"url":640},"MP3","mp3","\u002Ftag\u002Fmp3\u002F",{"name":142,"slug":143,"url":144},"mac%e3%81%a7%e3%83%86%e3%82%ad%e3%82%b9%e3%83%88%e3%82%92%e9%9f%b3%e5%a3%b0%e3%83%87%e3%83%bc%e3%82%bfmp3%e3%81%ab%e4%b8%80%e6%8b%ac%e5%a4%89%e6%8f%9b","概要 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インストール可能なバージョン確認 インストールされているバージョン確認 バージョンを指定してイ 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