{"id":1636,"date":"2024-04-24T10:08:57","date_gmt":"2024-04-24T01:08:57","guid":{"rendered":"https:\/\/freefuntimes.com\/?p=1636"},"modified":"2024-04-24T10:09:01","modified_gmt":"2024-04-24T01:09:01","slug":"%e4%b8%80%e9%83%a8%e3%82%92%e9%96%8b%e3%81%84%e3%81%9f%e7%8a%b6%e6%85%8b%e3%81%a7%e5%af%be%e5%bf%9c%e3%81%a7%e3%81%8d%e3%82%8bdetails%e3%81%a8summary%e3%82%92%e4%bd%bf%e3%81%a3%e3%81%9f%e3%82%a2","status":"publish","type":"post","link":"https:\/\/freefuntimes.com\/?p=1636","title":{"rendered":"\u4e00\u90e8\u3092\u958b\u3044\u305f\u72b6\u614b\u3067\u5bfe\u5fdc\u3067\u304d\u308bdetails\u3068summary\u3092\u4f7f\u3063\u305f\u30a2\u30b3\u30fc\u30c7\u30a3\u30aa\u30f3\u3092\u5b9f\u88c5\u3057\u3066\u307f\u308b\uff08\u5099\u5fd8\u9332\uff09"},"content":{"rendered":"\n<p>\u4eca\u56de\u306f\u3001\u4e00\u90e8\u3092\u958b\u3044\u305f\u72b6\u614b\u3067\u5bfe\u5fdc\u3067\u304d\u308bdetails\u3068summary\u3092\u4f7f\u3063\u305f\u30a2\u30b3\u30fc\u30c7\u30a3\u30aa\u30f3\u3092\u5b9f\u88c5\u3057\u3066\u3044\u304d\u307e\u3059\u3002\u4e0b\u8a18\u30b5\u30a4\u30c8\u3082\u53c2\u8003\u306b\u3055\u305b\u3066\u3044\u305f\u3060\u304d\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<!--more-->\n\n\n\n<p><a href=\"https:\/\/ics.media\/entry\/220901\/\" target=\"_blank\" rel=\"noopener\" title=\"\">details\u3068summary\u30bf\u30b0\u3067\u4f5c\u308b\u30a2\u30b3\u30fc\u30c7\u30a3\u30aa\u30f3UI &#8211; \u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u306e\u3088\u308a\u826f\u3044\u5b9f\u88c5\u65b9\u6cd5<\/a><\/p>\n\n\n\n<p>\u81ea\u5206\u306e\u5834\u5408\u306f\u3001\u9023\u6253\u306b\u306f\u5bfe\u5fdc\u3055\u305b\u3066\u3044\u307e\u305b\u3093\u3002\u5b9f\u52d9\u5411\u304d\u3067\u306f\u306a\u3044\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u304c\u3001\u3054\u7d39\u4ecb\u3055\u305b\u3066\u3044\u305f\u3060\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u5bfe\u5fdc\u3057\u3066\u3044\u3066\u82e6\u52b4\u3057\u305f\u306e\u306f\u3001\u30a2\u30b3\u30fc\u30c7\u30a3\u30aa\u30f3\u958b\u9589\u6642\u306bSafari\u306e\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u304c\u52b9\u304b\u306a\u3044\u3053\u3068\u3067\u3059\u3002\u8a66\u884c\u932f\u8aa4\u3057\u3066\u3044\u304f\u3046\u3061\u306b\u306a\u3093\u3068\u304b\u89e3\u6c7a\u3057\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link has-col-ffffff-color has-col-c-3512-f-background-color has-text-color has-background wp-element-button\" href=\"https:\/\/freefuntimes.com\/demo\/0071_accordion\/\" target=\"_blank\" rel=\"noreferrer noopener\">demo<\/a><\/div>\n<\/div>\n\n\n\n<p>\u305d\u308c\u3067\u306f\u3084\u3063\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<script async=\"\" src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js?client=ca-pub-7420886115642360\" crossorigin=\"anonymous\"><\/script>\n<!-- \u5e83\u544a\uff12 -->\n<ins class=\"adsbygoogle\" style=\"display:block\" data-ad-client=\"ca-pub-7420886115642360\" data-ad-slot=\"6763072797\" data-ad-format=\"auto\" data-full-width-responsive=\"true\"><\/ins>\n<script>\n     (adsbygoogle = window.adsbygoogle || []).push({});\n<\/script>\n\n\n\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 counter-hierarchy ez-toc-counter ez-toc-custom 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 class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #382410;color:#382410\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #382410;color:#382410\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/freefuntimes.com\/?p=1636\/#html%e3%81%ae%e8%a8%98%e8%bf%b0%e3%81%ab%e3%81%a4%e3%81%84%e3%81%a6\" >HTML\u306e\u8a18\u8ff0\u306b\u3064\u3044\u3066<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/freefuntimes.com\/?p=1636\/#css%e3%81%ae%e8%a8%98%e8%bf%b0%e3%81%ab%e3%81%a4%e3%81%84%e3%81%a6\" >CSS\u306e\u8a18\u8ff0\u306b\u3064\u3044\u3066<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/freefuntimes.com\/?p=1636\/#javascript%e3%81%ae%e8%a8%98%e8%bf%b0%e3%81%ab%e3%81%a4%e3%81%84%e3%81%a6\" >JavaScript\u306e\u8a18\u8ff0\u306b\u3064\u3044\u3066<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"html%e3%81%ae%e8%a8%98%e8%bf%b0%e3%81%ab%e3%81%a4%e3%81%84%e3%81%a6\"><\/span>HTML\u306e\u8a18\u8ff0\u306b\u3064\u3044\u3066<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-html\" data-lang=\"HTML\"><code>&lt;!DOCTYPE html&gt;\n&lt;html lang=&quot;ja&quot;&gt;\n\n&lt;head&gt;\n  &lt;meta charset=&quot;UTF-8&quot;&gt;\n  &lt;meta name=&quot;viewport&quot; content=&quot;width=device-width, initial-scale=1.0&quot;&gt;\n  &lt;title&gt;\u4e00\u90e8\u3092\u958b\u3044\u305f\u72b6\u614b\u3067\u5bfe\u5fdc\u3067\u304d\u308bdetails\u3068sammary\u3092\u4f7f\u3063\u305f\u30a2\u30b3\u30fc\u30c7\u30a3\u30aa\u30f3\u3092\u5b9f\u88c5\u3057\u3066\u307f\u308b\uff08\u5099\u5fd8\u9332\uff09&lt;\/title&gt;\n  &lt;link rel=&quot;stylesheet&quot; href=&quot;..\/reset.css&quot;&gt;\n  &lt;link rel=&quot;stylesheet&quot; href=&quot;.\/style.css&quot;&gt;\n&lt;\/head&gt;\n\n&lt;body&gt;\n  &lt;main&gt;\n    &lt;section&gt;\n      &lt;div class=&quot;inner&quot;&gt;\n        &lt;details class=&quot;js-details&quot;&gt;\n          &lt;summary class=&quot;js-summary&quot;&gt;\n            \u9805\u76ee\u304c\u5165\u308a\u307e\u3059\u9805\u76ee\u304c\u5165\u308a\u307e\u3059\u9805\u76ee\u304c\u5165\u308a\u307e\u3059\n            &lt;span class=&quot;icon&quot;&gt;&lt;\/span&gt;\n          &lt;\/summary&gt;\n          &lt;div class=&quot;js-content&quot;&gt;\n            &lt;div class=&quot;js-content_inner&quot;&gt;\n              &lt;p&gt;\u9805\u76ee\u306e\u4e2d\u8eab\u304c\u5165\u308a\u307e\u3059\u9805\u76ee\u306e\u4e2d\u8eab\u304c\u5165\u308a\u307e\u3059\u9805\u76ee\u306e\u4e2d\u8eab\u304c\u5165\u308a\u307e\u3059\u9805\u76ee\u306e\u4e2d\u8eab\u304c\u5165\u308a\u307e\u3059\u9805\u76ee\u306e\u4e2d\u8eab\u304c\u5165\u308a\u307e\u3059&lt;\/p&gt;\n            &lt;\/div&gt;\n          &lt;\/div&gt;\n        &lt;\/details&gt;\n        &lt;details class=&quot;js-details&quot; open&gt;\n          &lt;summary class=&quot;js-summary&quot;&gt;\n            \u9805\u76ee\u304c\u5165\u308a\u307e\u3059\u9805\u76ee\u304c\u5165\u308a\u307e\u3059\u9805\u76ee\u304c\u5165\u308a\u307e\u3059\n            &lt;span class=&quot;icon&quot;&gt;&lt;\/span&gt;\n          &lt;\/summary&gt;\n          &lt;div class=&quot;js-content&quot;&gt;\n            &lt;div class=&quot;js-content_inner&quot;&gt;\n              &lt;p&gt;\u9805\u76ee\u306e\u4e2d\u8eab\u304c\u5165\u308a\u307e\u3059\u9805\u76ee\u306e\u4e2d\u8eab\u304c\u5165\u308a\u307e\u3059\u9805\u76ee\u306e\u4e2d\u8eab\u304c\u5165\u308a\u307e\u3059\u9805\u76ee\u306e\u4e2d\u8eab\u304c\u5165\u308a\u307e\u3059\u9805\u76ee\u306e\u4e2d\u8eab\u304c\u5165\u308a\u307e\u3059&lt;\/p&gt;\n            &lt;\/div&gt;\n          &lt;\/div&gt;\n        &lt;\/details&gt;\n      &lt;\/div&gt;\n    &lt;\/section&gt;\n  &lt;\/main&gt;\n  &lt;script src=&quot;.\/style.js&quot;&gt;&lt;\/script&gt;\n&lt;\/body&gt;\n\n&lt;\/html&gt;\n<\/code><\/pre><\/div>\n\n\n\n<p>details\u3068summary\u3092\u4f7f\u3046\u3060\u3051\u3067\u3001\u4ed6\u306e\u30a2\u30d7\u30ed\u30fc\u30c1\u3067\u5bfe\u5fdc\u3059\u308b\u3088\u308a\u3082\u30a2\u30af\u30bb\u30b7\u30d3\u30ea\u30c6\u30a3\u5bfe\u7b56\u304c\u7c21\u5358\u306b\u3067\u304d\u308b\u3088\u3046\u306a\u308b\u305d\u3046\u3067\u3059\u3002\u8a73\u3057\u304f\u306fWHATWG\u3092\u3054\u89a7\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/html.spec.whatwg.org\/multipage\/interactive-elements.html#the-details-element\" target=\"_blank\" rel=\"noopener\" title=\"\">details\u306b\u3064\u3044\u3066\uff08WHATWG\uff09<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/html.spec.whatwg.org\/multipage\/interactive-elements.html#the-summary-element\" target=\"_blank\" rel=\"noopener\" title=\"\">summary\u306b\u3064\u3044\u3066\uff08WHATWG\uff09<\/a><\/li>\n<\/ul>\n\n\n\n<p>\u307e\u305f\u8a73\u3057\u3044\u4f7f\u3044\u65b9\u306fMDN\u3092\u3054\u89a7\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/developer.mozilla.org\/ja\/docs\/Web\/HTML\/Element\/details\" target=\"_blank\" rel=\"noopener\" title=\"\">details\u306b\u3064\u3044\u3066\uff08MDN\uff09<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/developer.mozilla.org\/ja\/docs\/Web\/HTML\/Element\/summary\" target=\"_blank\" rel=\"noopener\" title=\"\">summary\u306b\u3064\u3044\u3066\uff08MDN\uff09<\/a><\/li>\n<\/ul>\n\n\n\n<p>\u30a2\u30b3\u30fc\u30c7\u30a3\u30aa\u30f3\u3092\u6700\u521d\u304b\u3089\u5c55\u958b\u3057\u305f\u3044\u5834\u5408\u306f\u3001details\u306b\u5bfe\u3057\u3066open\u3092\u3064\u3051\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<p>\u3053\u308c\u3067HTML\u306e\u6e96\u5099\u306f\u5b8c\u4e86\u3067\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"css%e3%81%ae%e8%a8%98%e8%bf%b0%e3%81%ab%e3%81%a4%e3%81%84%e3%81%a6\"><\/span>CSS\u306e\u8a18\u8ff0\u306b\u3064\u3044\u3066<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-css\" data-lang=\"CSS\"><code>@charset &quot;utf-8&quot;;\n\n\/* ==========================\n  \u521d\u671f\u8a2d\u5b9a\n========================== *\/\n*,\n*::before,\n*::after {\n  box-sizing: border-box;\n  margin: 0;\n  padding: 0;\n}\n\nbody {\n  position: relative;\n  word-wrap: break-word;\n}\n\nimg {\n  width: 100%;\n  vertical-align: bottom;\n}\n\n\/* \u30ec\u30a4\u30a2\u30a6\u30c8\u8a2d\u5b9a *\/\n.inner {\n  width: min(800px, 100%);\n  margin: 80px auto;\n}\n\n.js-details {\n  border: 1px solid #ccc;\n}\n\n.js-summary::-webkit-details-marker {\n  display: none;\n}\n\n.js-summary {\n  display: flex;\n  justify-content: space-between;\n  align-items: center;\n  padding: 16px 24px;\n  background-color: #eee;\n  font-weight: bold;\n  cursor: pointer;\n}\n\n.js-summary .icon {\n  position: relative;\n  width: 24px;\n  height: 24px;\n  transition: transform 0.3s ease;\n}\n\n.js-summary .icon::before,\n.js-summary .icon::after {\n  content: &quot;&quot;;\n  position: absolute;\n  top: 50%;\n  left: 50%;\n  width: 16px;\n  height: 2px;\n  background-color: #222;\n  transform: translate(-50%, -50%);\n}\n\n.js-summary .icon::after {\n  transform: translate(-50%, -50%) rotate(90deg);\n  transition: transform 0.3s ease;\n}\n\n.js-details[open] .js-summary .icon::after {\n  transform: translate(-50%, -50%) rotate(0deg);\n}\n\n.js-content {\n  background-color: #fff;\n  overflow: hidden;\n  transition: height 0.4s ease-out;\n}\n\n.js-content_inner {\n  padding: 24px;\n}\n<\/code><\/pre><\/div>\n\n\n\n<p>\u30d7\u30e9\u30b9\u30a2\u30a4\u30b3\u30f3\u3092\u4f5c\u308b\u305f\u3081\u306b\u3001before\u3084after\u306e\u7591\u4f3c\u8981\u7d20\u3067\u7dda\u3092\u4f5c\u3063\u3066\u3044\u307e\u3059\u3002\u30a2\u30b3\u30fc\u30c7\u30a3\u30aa\u30f3\u304c\u5c55\u958b\u3057\u305f\u3068\u304d\u306f\u7e26\u7dda\u304c\u6a2a\u7dda\u3068\u91cd\u306a\u308b\u3088\u3046\u306b\u8a2d\u5b9a\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"javascript%e3%81%ae%e8%a8%98%e8%bf%b0%e3%81%ab%e3%81%a4%e3%81%84%e3%81%a6\"><\/span>JavaScript\u306e\u8a18\u8ff0\u306b\u3064\u3044\u3066<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-js\" data-lang=\"JavaScript\"><code>&quot;use strict&quot;;\n\ndocument.addEventListener(&quot;DOMContentLoaded&quot;, () =&gt; {\n  \/\/ \u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u304c\u5b8c\u5168\u306b\u8aad\u307f\u8fbc\u307e\u308c\u305f\u5f8c\u306b\u5b9f\u884c\u3055\u308c\u308b\u95a2\u6570\u3092\u8a2d\u5b9a\n  const details = document.querySelectorAll(&quot;.js-details&quot;);\n  \/\/ \u30af\u30e9\u30b9\u540d\u304c &quot;js-details&quot; \u306e\u5168\u3066\u306e\u8981\u7d20\u3092\u53d6\u5f97\n\n  details.forEach((detail, index) =&gt; {\n    \/\/ \u53d6\u5f97\u3057\u305f\u8981\u7d20\u3092\u30eb\u30fc\u30d7\u3067\u51e6\u7406\n    const summary = detail.querySelector(&quot;.js-summary&quot;);\n    \/\/ \u5404\u8981\u7d20\u5185\u306e\u30af\u30e9\u30b9\u540d\u304c &quot;js-summary&quot; \u306e\u8981\u7d20\u3092\u53d6\u5f97\n    const content = detail.querySelector(&quot;.js-content&quot;);\n    \/\/ \u5404\u8981\u7d20\u5185\u306e\u30af\u30e9\u30b9\u540d\u304c &quot;js-content&quot; \u306e\u8981\u7d20\u3092\u53d6\u5f97\n    const icon = summary.querySelector(&quot;.icon&quot;);\n    \/\/ &quot;summary&quot; \u306e\u4e2d\u306e\u30af\u30e9\u30b9\u540d\u304c &quot;icon&quot; \u306e\u8981\u7d20\u3092\u53d6\u5f97\n\n    summary.addEventListener(&quot;click&quot;, (event) =&gt; {\n      \/\/ &quot;summary&quot; \u304c\u30af\u30ea\u30c3\u30af\u3055\u308c\u305f\u6642\u306b\u5b9f\u884c\u3055\u308c\u308b\u95a2\u6570\u3092\u8a2d\u5b9a\n      event.preventDefault();\n\n      const isOpen = detail.hasAttribute(&quot;open&quot;);\n      \/\/ &quot;detail&quot; \u8981\u7d20\u304c &quot;open&quot; \u5c5e\u6027\u3092\u6301\u3063\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u3092\u30c1\u30a7\u30c3\u30af\n      if (isOpen) {\n        \/\/ \u3082\u3057\u958b\u3044\u3066\u3044\u308b\u72b6\u614b\u306a\u3089\u3001\u9589\u3058\u308b\u51e6\u7406\u3092\u5b9f\u884c\n        animateHeight(content, content.scrollHeight, 0, () =&gt; {\n          detail.removeAttribute(&quot;open&quot;);\n          \/\/ &quot;open&quot; \u5c5e\u6027\u3092\u524a\u9664\n          icon.style.transform = &quot;rotate(90deg)&quot;; \/\/ \u30a2\u30a4\u30b3\u30f3\u3092\u30d7\u30e9\u30b9\u8a18\u53f7\u306b\u66f4\u65b0\n          content.style.height = &quot;0&quot;; \/\/ \u9ad8\u3055\u30920\u306b\u8a2d\u5b9a\u3057\u3066\u6b21\u56de\u306e\u305f\u3081\u306b\u30ea\u30bb\u30c3\u30c8\n        });\n      } else {\n        \/\/ \u9589\u3058\u3066\u3044\u308b\u72b6\u614b\u306a\u3089\u3001\u958b\u304f\u51e6\u7406\u3092\u5b9f\u884c\n        detail.setAttribute(&quot;open&quot;, &quot;&quot;);\n        \/\/ &quot;open&quot; \u5c5e\u6027\u3092\u8ffd\u52a0\n        icon.style.transform = &quot;rotate(0deg)&quot;; \/\/ \u30a2\u30a4\u30b3\u30f3\u3092\u30de\u30a4\u30ca\u30b9\u8a18\u53f7\u306b\u66f4\u65b0\n        content.style.height = &quot;0px&quot;;\n        \/\/ \u958b\u304f\u524d\u306b\u9ad8\u3055\u30920\u306b\u8a2d\u5b9a\uff08\u524d\u56de\u306e\u9ad8\u3055\u304c&#39;auto&#39;\u3067\u3042\u3063\u305f\u5834\u5408\u306e\u305f\u3081\uff09\n        animateHeight(content, 0, content.scrollHeight, () =&gt; {\n          content.style.height = &quot;auto&quot;; \/\/ \u958b\u304d\u7d42\u308f\u3063\u305f\u5f8c\u3001\u9ad8\u3055\u3092&#39;auto&#39;\u306b\u8a2d\u5b9a\n        });\n      }\n    });\n  });\n});\n\nfunction animateHeight(element, startHeight, endHeight, callback) {\n  \/\/ \u9ad8\u3055\u306e\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u3092\u51e6\u7406\u3059\u308b\u95a2\u6570\n  element.style.height = `${startHeight}px`; \/\/ \u958b\u59cb\u9ad8\u3055\u3092\u8a2d\u5b9a\n  requestAnimationFrame(() =&gt; {\n    element.style.height = `${endHeight}px`; \/\/ \u7d42\u4e86\u9ad8\u3055\u306b\u9077\u79fb\u958b\u59cb\n    element.addEventListener(\n      &quot;transitionend&quot;,\n      () =&gt; {\n        \/\/ \u9ad8\u3055\u306e\u5909\u66f4\u304c\u5b8c\u4e86\u3057\u305f\u3089\u30b3\u30fc\u30eb\u30d0\u30c3\u30af\u95a2\u6570\u3092\u5b9f\u884c\n        if (callback) callback();\n      },\n      {\n        once: true,\n      }\n    );\n  });\n}\n<\/code><\/pre><\/div>\n\n\n\n<p>\u30b3\u30e1\u30f3\u30c8\u30a2\u30a6\u30c8\u306b\u3084\u3063\u3066\u3044\u308b\u8a73\u7d30\u306f\u30b3\u30e1\u30f3\u30c8\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u4e0b\u8a18\u90e8\u5206\u304c\u500b\u4eba\u7684\u306b\u96e3\u3057\u3044\u306e\u3067\u6df1\u5800\u308a\u3057\u3066\u307f\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-js\" data-lang=\"JavaScript\"><code>function animateHeight(element, startHeight, endHeight, callback) {\n  \/\/ \u9ad8\u3055\u306e\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u3092\u51e6\u7406\u3059\u308b\u95a2\u6570\n  element.style.height = `${startHeight}px`; \/\/ \u958b\u59cb\u9ad8\u3055\u3092\u8a2d\u5b9a\n  requestAnimationFrame(() =&gt; {\n    element.style.height = `${endHeight}px`; \/\/ \u7d42\u4e86\u9ad8\u3055\u306b\u9077\u79fb\u958b\u59cb\n    element.addEventListener(\n      &quot;transitionend&quot;,\n      () =&gt; {\n        \/\/ \u9ad8\u3055\u306e\u5909\u66f4\u304c\u5b8c\u4e86\u3057\u305f\u3089\u30b3\u30fc\u30eb\u30d0\u30c3\u30af\u95a2\u6570\u3092\u5b9f\u884c\n        if (callback) callback();\n      },\n      {\n        once: true,\n      }\n    );\n  });\n}<\/code><\/pre><\/div>\n\n\n\n<p>\u6307\u5b9a\u3055\u308c\u305fHTML\u8981\u7d20\u306e\u9ad8\u3055\u3092\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u3067\u5909\u66f4\u3059\u308b\u305f\u3081\u306e\u95a2\u6570\u306b\u306a\u3063\u3066\u304a\u308a\u3001\u51e6\u7406\u306e\u6d41\u308c\u306f\u4e0b\u8a18\u306e\u3088\u3046\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u521d\u671f\u8a2d\u5b9a<br><code>element.style.height<\/code>\u3092<code>startHeight<\/code>\u306b\u8a2d\u5b9a\u3057\u307e\u3059\u3002\u3053\u306e\u30b9\u30c6\u30c3\u30d7\u306b\u3088\u308a\u3001\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u306e\u958b\u59cb\u5730\u70b9\u304c\u78ba\u5b9a\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u306e\u958b\u59cb<br><code>requestAnimationFrame<\/code>\u95a2\u6570\u3092\u4f7f\u3063\u3066\u3001\u6b21\u306e\u753b\u9762\u63cf\u753b\u306e\u30bf\u30a4\u30df\u30f3\u30b0\u3067\u9ad8\u3055\u306e\u5909\u66f4\u3092\u958b\u59cb\u3057\u307e\u3059\u3002<code>requestAnimationFrame<\/code>\u306f\u30d6\u30e9\u30a6\u30b6\u306e\u30ea\u30d5\u30ec\u30c3\u30b7\u30e5\u30ec\u30fc\u30c8\u306b\u5408\u308f\u305b\u3066\u95a2\u6570\u3092\u547c\u3073\u51fa\u3059\u305f\u3081\u3001\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u304c\u30b9\u30e0\u30fc\u30ba\u306b\u884c\u308f\u308c\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u9ad8\u3055\u306e\u5909\u66f4<br>\u5185\u90e8\u306e\u30b3\u30fc\u30eb\u30d0\u30c3\u30af\u95a2\u6570\u3067\u3001<code>element<\/code>\u306e<code>style.height<\/code>\u3092<code>endHeight<\/code>\u306b\u5909\u66f4\u3057\u307e\u3059\u3002\u3053\u306e\u5909\u66f4\u306b\u3088\u308a\u3001CSS\u306e<code>transition<\/code>\u30d7\u30ed\u30d1\u30c6\u30a3\u304c\u9069\u7528\u3055\u308c\u3001\u6307\u5b9a\u3057\u305f\u6642\u9593\u5185\u3067\u30b9\u30e0\u30fc\u30ba\u306b\u9ad8\u3055\u304c\u5909\u308f\u308a\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u306e\u5b8c\u4e86\u3092\u691c\u77e5<br><code>transitionend<\/code>\u30a4\u30d9\u30f3\u30c8\u30ea\u30b9\u30ca\u30fc\u3092<code>element<\/code>\u306b\u8ffd\u52a0\u3057\u307e\u3059\u3002\u3053\u306e\u30a4\u30d9\u30f3\u30c8\u306f\u3001CSS\u306e\u9077\u79fb\u304c\u5b8c\u4e86\u3057\u305f\u3068\u304d\u306b\u767a\u706b\u3057\u307e\u3059\u3002<code>{ once: true }<\/code>\u30aa\u30d7\u30b7\u30e7\u30f3\u304c\u6307\u5b9a\u3055\u308c\u3066\u3044\u308b\u305f\u3081\u3001\u30a4\u30d9\u30f3\u30c8\u306f\u4e00\u5ea6\u3060\u3051\u767a\u706b\u3057\u3001\u81ea\u52d5\u7684\u306b\u30ea\u30b9\u30ca\u30fc\u304c\u89e3\u9664\u3055\u308c\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30b3\u30fc\u30eb\u30d0\u30c3\u30af\u306e\u5b9f\u884c<br><code>transitionend<\/code>\u30a4\u30d9\u30f3\u30c8\u304c\u767a\u706b\u3057\u305f\u3089\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u63d0\u4f9b\u3057\u305f\u30b3\u30fc\u30eb\u30d0\u30c3\u30af\u95a2\u6570\uff08<code>callback<\/code>\uff09\u304c\u547c\u3073\u51fa\u3055\u308c\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u9ad8\u3055\u306e\u5909\u66f4\u304c\u5b8c\u4e86\u3057\u305f\u5f8c\u306b\u8ffd\u52a0\u306e\u51e6\u7406\u3092\u884c\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u30a2\u30b3\u30fc\u30c7\u30a3\u30aa\u30f3\u3063\u3066\u30b7\u30f3\u30d7\u30eb\u306b\u5bfe\u5fdc\u3067\u304d\u308b\u304b\u3068\u601d\u3044\u304d\u3084\u3001\u3044\u308d\u3044\u308d\u8003\u3048\u308b\u3053\u3068\u304c\u3042\u3063\u3066\u30b3\u30fc\u30c9\u3082\u8907\u96d1\u3067\u306a\u304b\u306a\u304b\u5927\u5909\u3060\u3068\u601d\u3044\u307e\u3057\u305f\u3002\u81ea\u5206\u306e\u5bfe\u5fdc\u3057\u305f\u30b3\u30fc\u30c9\u3067\u3082\u4e0d\u5341\u5206\u306a\u7b87\u6240\u3082\u3042\u308b\u3068\u601d\u3044\u307e\u3059\u304c\u3001\u3068\u306b\u304b\u304f\u5b9f\u88c5\u304c\u3067\u304d\u305f\u3053\u3068\u306f\u3088\u304b\u3063\u305f\u3068\u601d\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u30a2\u30b3\u30fc\u30c7\u30a3\u30aa\u30f3\u306b\u9650\u3089\u305a\u3067\u3059\u304c\u3001\u6700\u8fd1\u306f\u30d9\u30c6\u30e9\u30f3\u306e\u65b9\u306e\u53b3\u3057\u3044\u58f0\u3082\u7d50\u69cb\u76ee\u306b\u3057\u307e\u3059\u306e\u3067\u3001\u3088\u308a\u521d\u5b66\u8005\u3084\u99c6\u3051\u51fa\u3057\u306e\u65b9\u306b\u3068\u3063\u3066\u5b66\u7fd2\u30cf\u30fc\u30c9\u30eb\u304c\u9ad8\u304f\u306a\u3063\u3066\u3044\u308b\u5370\u8c61\u3092\u611f\u3058\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u5b8c\u74a7\u3092\u6c42\u3081\u306a\u304f\u3066\u3082\u3001\u307e\u305a\u306f\u4f5c\u308c\u305f\u3053\u3068\u306b\u81ea\u4fe1\u3092\u6301\u3063\u3066\u524d\u306b\u9032\u3093\u3067\u3044\u304f\u307b\u3046\u304c\u6c17\u6301\u3061\u304c\u697d\u3060\u3068\u601d\u3044\u307e\u3059\u3002\u3067\u304d\u305f\u3068\u304d\u306e\u5b09\u3057\u3044\u3084\u697d\u3057\u3044\u306e\u6c17\u6301\u3061\u3092\u5927\u4e8b\u306b\u3057\u306a\u304c\u3089\u3001\u3053\u308c\u304b\u3089\u3082\u3044\u308d\u3044\u308d\u767a\u4fe1\u3057\u3066\u3044\u3051\u305f\u3089\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4eca\u56de\u306f\u3001\u4e00\u90e8\u3092\u958b\u3044\u305f\u72b6\u614b\u3067\u5bfe\u5fdc\u3067\u304d\u308bdetails\u3068summary\u3092\u4f7f\u3063\u305f\u30a2\u30b3\u30fc\u30c7\u30a3\u30aa\u30f3\u3092\u5b9f\u88c5\u3057\u3066\u3044\u304d\u307e\u3059\u3002\u4e0b\u8a18\u30b5\u30a4\u30c8\u3082\u53c2\u8003\u306b\u3055\u305b\u3066\u3044\u305f\u3060\u304d\u307e\u3057\u305f\u3002<\/p>\n","protected":false},"author":1,"featured_media":1637,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[29,33,34,36,43],"tags":[],"class_list":["post-1636","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-web","category-html","category-css","category-javascript","category-43"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/freefuntimes.com\/index.php?rest_route=\/wp\/v2\/posts\/1636"}],"collection":[{"href":"https:\/\/freefuntimes.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/freefuntimes.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/freefuntimes.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/freefuntimes.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1636"}],"version-history":[{"count":1,"href":"https:\/\/freefuntimes.com\/index.php?rest_route=\/wp\/v2\/posts\/1636\/revisions"}],"predecessor-version":[{"id":1638,"href":"https:\/\/freefuntimes.com\/index.php?rest_route=\/wp\/v2\/posts\/1636\/revisions\/1638"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/freefuntimes.com\/index.php?rest_route=\/wp\/v2\/media\/1637"}],"wp:attachment":[{"href":"https:\/\/freefuntimes.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1636"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/freefuntimes.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1636"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/freefuntimes.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1636"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}