{"id":1901,"date":"2025-05-27T04:44:35","date_gmt":"2025-05-27T04:44:35","guid":{"rendered":"https:\/\/satokotadesign.com\/blog\/?p=1901"},"modified":"2025-05-27T04:44:35","modified_gmt":"2025-05-27T04:44:35","slug":"conditional-branch-form","status":"publish","type":"post","link":"https:\/\/satokotadesign.com\/blog\/conditional-branch-form\/","title":{"rendered":"JavaScript\u3067\u4f5c\u308b\uff01\u9078\u629e\u306b\u3088\u3063\u3066\u8868\u793a\u5185\u5bb9\u304c\u5909\u308f\u308b\u6761\u4ef6\u5206\u5c90\u30d5\u30a9\u30fc\u30e0\u306e\u5b9f\u88c5\u65b9\u6cd5"},"content":{"rendered":"<p>\u3053\u3093\u306b\u3061\u306f\uff01\u9759\u5ca1\u770c\u6d5c\u677e\u5e02\u3067WEB\u30c7\u30b6\u30a4\u30ca\u30fc\u3092\u3057\u3066\u3044\u307e\u3059\u5c0f\u7027\u3067\u3059\u3002<br \/>\n\u30d5\u30a9\u30fc\u30e0\u306e\u4f7f\u3044\u3084\u3059\u3055\u306f\u3001\u30e6\u30fc\u30b6\u30fc\u4f53\u9a13\u3092\u5927\u304d\u304f\u5de6\u53f3\u3059\u308b\u30dd\u30a4\u30f3\u30c8\u306e\u3072\u3068\u3064\u3067\u3059\u3088\u306d\u3002<\/p>\n<p>\u7279\u306b<span class=\"sc_marker-animation\">\u300c\u9078\u629e\u80a2\u306b\u3088\u3063\u3066\u6b21\u306b\u8868\u793a\u3055\u308c\u308b\u5165\u529b\u6b04\u304c\u5909\u308f\u308b\u300d\u3088\u3046\u306a\u201c\u6761\u4ef6\u5206\u5c90\u30d5\u30a9\u30fc\u30e0\u201d<\/span>\u306f\u3001\u30a2\u30f3\u30b1\u30fc\u30c8\u3084\u554f\u3044\u5408\u308f\u305b\u30d5\u30a9\u30fc\u30e0\u3001\u898b\u7a4d\u3082\u308a\u30d5\u30a9\u30fc\u30e0\u306a\u3069\u3067\u3088\u304f\u898b\u304b\u3051\u307e\u3059\u3002<\/p>\n<p>\u4f8b\u3048\u3070\u3001\u300c\u304a\u554f\u3044\u5408\u308f\u305b\u306e\u7a2e\u985e\u300d\u3067\u300c\u8cc7\u6599\u8acb\u6c42\u300d\u3092\u9078\u3093\u3060\u3068\u304d\u3060\u3051\u3001\u4f4f\u6240\u5165\u529b\u6b04\u304c\u51fa\u3066\u304f\u308b\u3088\u3046\u306a\u3001\u305d\u3093\u306a\u4ed5\u7d44\u307f\u3067\u3059\u3002<\/p>\n<p>\u4eca\u56de\u306f\u3053\u308c\u3092JavaScript\u3067\u30b5\u30af\u30c3\u3068\u4f5c\u308c\u308b\u65b9\u6cd5\u3092\u3001\u5b9f\u7528\u7684\u306a\u30b3\u30fc\u30c9\u3068\u3068\u3082\u306b\u3054\u7d39\u4ecb\u3057\u3066\u3044\u304d\u307e\u3059\uff01<\/p>\n<h2 class=\"sc_heading solid blue\"><span class=\"sc_title\">\u307e\u305a\u306f\u57fa\u672c\u69cb\u9020\u3092\u77e5\u308d\u3046<\/span><\/h2>\n<p>\u6761\u4ef6\u5206\u5c90\u30d5\u30a9\u30fc\u30e0\u3092\u4f5c\u308b\u306b\u306f\u3001\u5927\u304d\u304f\u4ee5\u4e0b\u306e3\u3064\u306e\u8981\u7d20\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n<div class=\"sc_designlist ul fa_check blue\">\n<ul>\n<li>\u300c\u9078\u629e\u80a2\u300d\u306b\u306a\u308b\u8981\u7d20\uff08\u4f8b\uff1a&lt;select&gt;\u3084&lt;input type=\"radio\"&gt;\uff09<\/li>\n<li>\u5207\u308a\u66ff\u3048\u5bfe\u8c61\u3068\u306a\u308b\u30d5\u30a9\u30fc\u30e0\u30d6\u30ed\u30c3\u30af<\/li>\n<li>\u8868\u793a\u30fb\u975e\u8868\u793a\u3092\u5207\u308a\u66ff\u3048\u308bJavaScript<\/li>\n<\/ul>\n<\/div>\n<p>\u5b9f\u969b\u306e\u30d5\u30a9\u30fc\u30e0\u69cb\u9020\u306f\u3053\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p class=\"codepen\" data-height=\"300\" data-default-tab=\"html,result\" data-slug-hash=\"wBaBJZL\" data-pen-title=\"Untitled\" data-user=\"ekwwawpb-the-styleful\" style=\"height: 300px; box-sizing: border-box; display: flex; align-items: center; justify-content: center; border: 2px solid; margin: 1em 0; padding: 1em;\">\n  <span>See the Pen <a href=\"https:\/\/codepen.io\/ekwwawpb-the-styleful\/pen\/wBaBJZL\"><br \/>\n  Untitled<\/a> by \u5c0f\u7027\u8ce2 (<a href=\"https:\/\/codepen.io\/ekwwawpb-the-styleful\">@ekwwawpb-the-styleful<\/a>)<br \/>\n  on <a href=\"https:\/\/codepen.io\">CodePen<\/a>.<\/span>\n<\/p>\n<p><script async src=\"https:\/\/public.codepenassets.com\/embed\/index.js\"><\/script><\/p>\n<h2 class=\"sc_heading solid blue\"><span class=\"sc_title\">JavaScript\u3067\u5207\u308a\u66ff\u3048\u51e6\u7406\u3092\u5b9f\u88c5\u3057\u3088\u3046<\/span><\/h2>\n<p>\u6b21\u306b\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u9078\u629e\u3092\u5909\u66f4\u3057\u305f\u3068\u304d\u306b\u3001\u8a72\u5f53\u306e\u30d6\u30ed\u30c3\u30af\u3060\u3051\u8868\u793a\u3055\u305b\u308b\u51e6\u7406\u3092\u66f8\u304d\u307e\u3059\u3002<\/p>\n<pre class=\"line-numbers\" ><code class=\"language-js\">  const inquiryType = document.getElementById(&quot;inquiry-type&quot;);\r\n  const generalForm = document.getElementById(&quot;general-form&quot;);\r\n  const requestForm = document.getElementById(&quot;request-form&quot;);\r\n  inquiryType.addEventListener(&quot;change&quot;, function () {\r\n    const value = this.value;\r\n    if (value === &quot;request&quot;) {\r\n      generalForm.style.display = &quot;none&quot;;\r\n      requestForm.style.display = &quot;block&quot;;\r\n    } else {\r\n      generalForm.style.display = &quot;block&quot;;\r\n      requestForm.style.display = &quot;none&quot;;\r\n    }\r\n  });<\/code><\/pre>\n<p>\u3053\u306e\u30b3\u30fc\u30c9\u3067\u306f\u3001\u30bb\u30ec\u30af\u30c8\u30dc\u30c3\u30af\u30b9\u306e\u5024\u3092\u76e3\u8996\u3057\u3001\u305d\u308c\u306b\u5fdc\u3058\u3066\u8a72\u5f53\u30d5\u30a9\u30fc\u30e0\u30d6\u30ed\u30c3\u30af\u3092\u8868\u793a\u30fb\u975e\u8868\u793a\u306b\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<h2 class=\"sc_heading solid blue\"><span class=\"sc_title\">\u30e9\u30b8\u30aa\u30dc\u30bf\u30f3\u306b\u3082\u5fdc\u7528\u3067\u304d\u308b\uff1f<\/span><\/h2>\n<p>\u3082\u3061\u308d\u3093\u3001\u30e9\u30b8\u30aa\u30dc\u30bf\u30f3\u3084\u30c1\u30a7\u30c3\u30af\u30dc\u30c3\u30af\u30b9\u3067\u3082\u540c\u69d8\u306b\u4f7f\u3048\u307e\u3059\u3002<br \/>\n\u30e9\u30b8\u30aa\u30dc\u30bf\u30f3\u306e\u4f8b\u3082\u7c21\u5358\u306b\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n<p class=\"codepen\" data-height=\"300\" data-default-tab=\"html,result\" data-slug-hash=\"LEVEWod\" data-pen-title=\"Untitled\" data-user=\"ekwwawpb-the-styleful\" style=\"height: 300px; box-sizing: border-box; display: flex; align-items: center; justify-content: center; border: 2px solid; margin: 1em 0; padding: 1em;\">\n  <span>See the Pen <a href=\"https:\/\/codepen.io\/ekwwawpb-the-styleful\/pen\/LEVEWod\"><br \/>\n  Untitled<\/a> by \u5c0f\u7027\u8ce2 (<a href=\"https:\/\/codepen.io\/ekwwawpb-the-styleful\">@ekwwawpb-the-styleful<\/a>)<br \/>\n  on <a href=\"https:\/\/codepen.io\">CodePen<\/a>.<\/span>\n<\/p>\n<p><script async src=\"https:\/\/public.codepenassets.com\/embed\/index.js\"><\/script><\/p>\n<h2 class=\"sc_heading solid blue\"><span class=\"sc_title\">CSS\u3082\u6d3b\u7528\u3057\u3066\u6ed1\u3089\u304b\u306b\u5207\u308a\u66ff\u3048\u308b<\/span><\/h2>\n<p>\u8868\u793a\u30fb\u975e\u8868\u793a\u306e\u5207\u308a\u66ff\u3048\u306fdisplay\u3060\u3051\u3067\u306a\u304f\u3001CSS\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u3092\u7d61\u3081\u308b\u3053\u3068\u3067UX\u304c\u4e00\u6bb5\u968e\u30a2\u30c3\u30d7\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"line-numbers\"><code class=\"language-css\">.form-block {\r\n    transition: opacity 0.3s ease;\r\n  }\r\n  .hidden {\r\n    opacity: 0;\r\n    pointer-events: none;\r\n    height: 0;\r\n    overflow: hidden;\r\n  }<\/code><\/pre>\n<p>\u3042\u3068\u306fJavaScript\u5074\u3067.hidden\u30af\u30e9\u30b9\u3092\u4ed8\u3051\u5916\u3057\u3059\u308c\u3070\u3001\u30b9\u30e0\u30fc\u30ba\u306b\u30d5\u30a7\u30fc\u30c9\u30a4\u30f3\u30fb\u30a2\u30a6\u30c8\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<h2 class=\"sc_heading solid blue\"><span class=\"sc_title\">\u5b9f\u52d9\u3067\u306e\u4f7f\u3044\u6240\u3068\u6ce8\u610f\u70b9<\/span><\/h2>\n<p>\u3053\u306e\u300c\u6761\u4ef6\u5206\u5c90\u30d5\u30a9\u30fc\u30e0\u300d\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u30b7\u30fc\u30f3\u3067\u3088\u304f\u4f7f\u308f\u308c\u307e\u3059!<\/p>\n<div class=\"sc_designlist ul fa_check blue\">\n<ul>\n<li>\u554f\u3044\u5408\u308f\u305b\u30d5\u30a9\u30fc\u30e0\u3067\u3001\u9078\u629e\u80a2\u306b\u5fdc\u3058\u3066\u5165\u529b\u9805\u76ee\u3092\u5207\u308a\u66ff\u3048\u308b<\/li>\n<li>\u30cd\u30c3\u30c8\u6ce8\u6587\u3067\u300c\u914d\u9001\u65b9\u6cd5\u300d\u306b\u5fdc\u3058\u3066\u4f4f\u6240\u3084\u65e5\u6642\u5165\u529b\u6b04\u3092\u51fa\u3059<\/li>\n<li>\u4f1a\u54e1\u767b\u9332\u3067\u6cd5\u4eba\u304b\u500b\u4eba\u304b\u3092\u9078\u3093\u3060\u969b\u306b\u5165\u529b\u9805\u76ee\u3092\u5206\u3051\u308b<\/li>\n<\/ul>\n<\/div>\n<p>\u6ce8\u610f\u70b9\u3068\u3057\u3066\u3001\u975e\u8868\u793a\u9805\u76ee\u306f\u9001\u4fe1\u3055\u308c\u306a\u3044\u305f\u3081\u3001\u5fc5\u9808\u9805\u76ee\u306e\u7ba1\u7406\u3084\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u3082JavaScript\u5074\u3067\u8abf\u6574\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<h2 class=\"sc_heading solid blue\"><span class=\"sc_title\">\u307e\u3068\u3081<\/span><\/h2>\n<p>JavaScript\u3092\u4f7f\u3063\u305f\u6761\u4ef6\u5206\u5c90\u30d5\u30a9\u30fc\u30e0\u306f\u3001\u30e6\u30fc\u30b6\u30fc\u306b\u3068\u3063\u3066<span class=\"sc_marker-animation\">\u300c\u81ea\u5206\u306b\u5fc5\u8981\u306a\u9805\u76ee\u3060\u3051\u304c\u8868\u793a\u3055\u308c\u308b\u300d<\/span>\u5feb\u9069\u306a\u4f53\u9a13\u3092\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002<br \/>\n\u4eca\u56de\u3054\u7d39\u4ecb\u3057\u305f\u3088\u3046\u306a\u30bb\u30ec\u30af\u30c8\u30dc\u30c3\u30af\u30b9\u3084\u30e9\u30b8\u30aa\u30dc\u30bf\u30f3\u306b\u3088\u308b\u5207\u308a\u66ff\u3048\u306f\u3001\u5b9f\u88c5\u3082\u30b7\u30f3\u30d7\u30eb\u3067\u5b9f\u52d9\u306b\u3059\u3050\u4f7f\u3048\u308b\u5185\u5bb9\u3067\u3059\u3002<\/p>\n<p>\u5c0f\u3055\u306a\u6539\u5584\u3067\u3059\u304c\u3001\u3053\u3046\u3057\u305f\u4ed5\u7d44\u307f\u304c\u30e6\u30fc\u30b6\u30fc\u6e80\u8db3\u5ea6\u3092\u5927\u304d\u304f\u5de6\u53f3\u3059\u308b\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u3002<br \/>\n\u305c\u3072\u3001\u3054\u81ea\u8eab\u306e\u30b5\u30a4\u30c8\u3084\u6848\u4ef6\u306b\u53d6\u308a\u5165\u308c\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u306d\u3002<br \/>\n<p>&nbsp;<\/p>\n<h2 class=\"sc_heading solid red\"><span class=\"sc_title\">satokotadesign\u30ad\u30e3\u30f3\u30da\u30fc\u30f3\u5b9f\u65bd\u4e2d\uff01<\/span><\/h2>\n<div class=\"campaign_bnr\" style=\"margin:0 5%;\"><a href=\"https:\/\/hamameshi.jp\/\" target=\"_blank\" rel=\"noopener\"><img decoding=\"async\" src=\"https:\/\/satokotadesign.com\/img\/bnr-hamameshi.webp\" alt=\"\u6d5c\u677e\u5e02\u306e\u98f2\u98df\u5e97\u9650\u5b9a\uff5c\u30db\u30fc\u30e0\u30da\u30fc\u30b8\u7121\u6599\u4f5c\u6210\u30b5\u30fc\u30d3\u30b9\" style=\"border: 3px solid #00a08c;border-radius: 20px;\"><\/a><\/div>\n<div class=\"campaign_bnr\" style=\"margin:0 5%;\"><a href=\"https:\/\/satokotadesign.com\/contact\/\" target=\"_blank\" rel=\"noopener\"><img decoding=\"async\" data-src=\"https:\/\/satokotadesign.com\/img\/bnr-onayami.png\" alt=\"\u3076\u3063\u3061\u3083\u3051\u7121\u6599\u76f8\u8ac7\u4f1a\uff01\u30db\u30fc\u30e0\u30da\u30fc\u30b8\u5236\u4f5c\u306e\u60a9\u307f\u8a71\u3057\u3066\u307f\u307e\u305b\u3093\u304b\uff1f\" style=\"border: 3px solid #f02025;border-radius: 20px;\" class=\"lazyload\" \/><\/a><\/div>\n<div class=\"campaign_bnr\"  style=\"margin:0 5%;\"><a href=\"https:\/\/satokotadesign.com\/contact\/\" target=\"_blank\" rel=\"noopener\"><img decoding=\"async\" data-src=\"https:\/\/satokotadesign.com\/img\/bnr-kansyasai.png\" alt=\"satokotadesign4\u5468\u5e74\u8a18\u5ff5\u30ad\u30e3\u30f3\u30da\u30fc\u30f3\" style=\"border: 3px solid #4183fe;border-radius: 20px;\" class=\"lazyload\" \/><\/a><\/div>\n<p><figure id=\"attachment_475\" aria-describedby=\"caption-attachment-475\" style=\"width: 1500px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/satokotadesign.com\/\" target=\"_blank\" rel=\"noopener\"><img loading=\"lazy\" decoding=\"async\" data-src=\"https:\/\/satokotadesign.com\/blog\/wp-content\/uploads\/2022\/10\/bnr.jpg\" alt=\"\u9759\u5ca1\u770c\u6d5c\u677e\u5e02\u3067\u30db\u30fc\u30e0\u30da\u30fc\u30b8\u5236\u4f5c\u306a\u3089satokotadesign\" width=\"1500\" height=\"500\" class=\"size-full wp-image-475 lazyload\" data-srcset=\"https:\/\/satokotadesign.com\/blog\/wp-content\/uploads\/2022\/10\/bnr.jpg 1500w, 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