{"id":1381,"date":"2025-05-27T06:15:59","date_gmt":"2025-05-26T21:15:59","guid":{"rendered":"https:\/\/itstudy365.com\/blog\/?p=1381"},"modified":"2025-05-27T06:15:59","modified_gmt":"2025-05-26T21:15:59","slug":"%e7%8f%be%e5%a0%b4%e3%81%a7%e4%bd%bf%e3%81%88%e3%82%8bchrome-devtools%e5%ae%9f%e8%b7%b5%e3%82%ac%e3%82%a4%e3%83%89-%e7%ac%ac3%e7%ab%a0%ef%bc%9aelements%e3%83%91%e3%83%8d%e3%83%ab%e3%82%92%e4%bd%bf","status":"publish","type":"post","link":"https:\/\/itstudy365.com\/blog\/2025\/05\/27\/%e7%8f%be%e5%a0%b4%e3%81%a7%e4%bd%bf%e3%81%88%e3%82%8bchrome-devtools%e5%ae%9f%e8%b7%b5%e3%82%ac%e3%82%a4%e3%83%89-%e7%ac%ac3%e7%ab%a0%ef%bc%9aelements%e3%83%91%e3%83%8d%e3%83%ab%e3%82%92%e4%bd%bf\/","title":{"rendered":"\u73fe\u5834\u3067\u4f7f\u3048\u308bChrome DevTools\u5b9f\u8df5\u30ac\u30a4\u30c9 \u7b2c3\u7ae0\uff1aElements\u30d1\u30cd\u30eb\u3092\u4f7f\u3063\u305fDOM\u8abf\u67fb\u3068\u7de8\u96c6"},"content":{"rendered":"\n<button id=\"bb1\" type=\"button\" value=\"Play\" class=\"responsivevoice-button\" title=\"ResponsiveVoice Tap to Start\/Stop Speech\"><span>&#128266; Play<\/span><\/button>\n        <script>\n            bb1.onclick = function(){\n                if(responsiveVoice.isPlaying()){\n                    responsiveVoice.cancel();\n                }else{\n                    responsiveVoice.speak(\"Web\u30da\u30fc\u30b8\u306e\u898b\u305f\u76ee\u3084\u52d5\u4f5c\u306b\u554f\u984c\u304c\u3042\u308b\u3068\u304d\u3001\u6700\u521d\u306b\u78ba\u8a8d\u3059\u3079\u304d\u306f\u300cDOM\uff08\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u30e2\u30c7\u30eb\uff09\u300d\u3067\u3059\u3002Elements\u30d1\u30cd\u30eb\u3092\u4f7f\u3048\u3070\u3001HTML\u306e\u69cb\u9020\u3068CSS\u30b9\u30bf\u30a4\u30eb\u3092\u305d\u306e\u5834\u3067\u78ba\u8a8d\u30fb\u7de8\u96c6\u3067\u304d\u307e\u3059\u3002 \u3053\u306e\u7ae0\u3067\u306f\u3001\u3088\u304f\u3042\u308b\u958b\u767a\u30b7\u30ca\u30ea\u30aa\u3092\u901a\u3057\u3066\u3001Elements\u30d1\u30cd\u30eb\u306e\u4f7f\u3044\u65b9\u3092\u5b66\u3073\u307e\u3057\u3087\u3046\u3002 3.1 \u30bb\u30ec\u30af\u30bf\u3092\u4f7f\u3063\u305f\u8981\u7d20\u306e\u7279\u5b9a HTML\u304c\u8907\u96d1\u306b\u306a\u308b\u3068\u3001\u76ee\u7684\u306e\u8981\u7d20\u3092\u63a2\u3059\u306e\u304c\u96e3\u3057\u304f\u306a\u308a\u307e\u3059\u3002\u305d\u3093\u306a\u3068\u304d\u306f\u3001Elements\u30d1\u30cd\u30eb\u4e0a\u90e8\u306e\u866b\u773c\u93e1\u30a2\u30a4\u30b3\u30f3\uff08Select element\uff09\u3092\u4f7f\u3044\u307e\u3057\u3087\u3046\u3002 \u64cd\u4f5c\u624b\u9806\uff1a DevTools\u3092\u958b\u3044\u305f\u72b6\u614b\u3067\u866b\u773c\u93e1\u30a2\u30a4\u30b3\u30f3\u3092\u30af\u30ea\u30c3\u30af \u30da\u30fc\u30b8\u4e0a\u306e\u4efb\u610f\u306e\u8981\u7d20\u306b\u30ab\u30fc\u30bd\u30eb\u3092\u5408\u308f\u305b\u3066\u30af\u30ea\u30c3\u30af \u8a72\u5f53\u3059\u308bDOM\u30ce\u30fc\u30c9\u304c\u30cf\u30a4\u30e9\u30a4\u30c8\u3055\u308c\u3001Elements\u30d1\u30cd\u30eb\u5185\u3067\u81ea\u52d5\u7684\u306b\u30b9\u30af\u30ed\u30fc\u30eb\u30fb\u9078\u629e\u3055\u308c\u307e\u3059 \u307e\u305f\u3001Ctrl + F\uff08mac\u306f Command + F\uff09\u3067\u30bb\u30ec\u30af\u30bf\u3092\u5165\u529b\u3057\u3001\u8981\u7d20\u3092\u691c\u7d22\u3059\u308b\u3053\u3068\u3082\u53ef\u80fd\u3067\u3059\u3002 \ud83d\udd0d \u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u4f8b\uff1a #main-header \u3068\u3044\u3046ID\u306e\u898b\u51fa\u3057\u304c\u8868\u793a\u3055\u308c\u306a\u3044 \u2192 \u8a72\u5f53ID\u3092\u691c\u7d22\u3057\u3066\u3001CSS\u3067 display: none \u306b\u306a\u3063\u3066\u3044\u306a\u3044\u304b\u3092\u78ba\u8a8d 3.2 HTML\u3092\u305d\u306e\u5834\u3067\u7de8\u96c6\u3059\u308b DevTools\u3067\u306f\u3001\u9078\u629e\u3057\u305f\u8981\u7d20\u306eHTML\u3092\u76f4\u63a5\u7de8\u96c6\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u8868\u793a\u306e\u30c6\u30b9\u30c8\u3084\u4fee\u6b63\u304c\u5373\u5ea7\u306b\u78ba\u8a8d\u53ef\u80fd\u3067\u3059\u3002 \u7de8\u96c6\u65b9\u6cd5\uff1a \u8981\u7d20\u3092\u53f3\u30af\u30ea\u30c3\u30af \u2192 Edit as HTML \u3092\u9078\u629e \u307e\u305f\u306f\u3001\u30ce\u30fc\u30c9\u540d\uff08\u30bf\u30b0\u540d\uff09\u3092\u30c0\u30d6\u30eb\u30af\u30ea\u30c3\u30af\u3057\u3066\u30a4\u30f3\u30e9\u30a4\u30f3\u7de8\u96c6 \u4f8b\uff1a less thanh1 class=\\\"hero-title\\\"greater than\u65e7\u30bf\u30a4\u30c8\u30ebless than\/h1greater than \u27a1 \u4ee5\u4e0b\u306e\u3088\u3046\u306b\u7de8\u96c6\u3057\u3066 Enter \u3092\u62bc\u3059\u3068\u3001\u305d\u306e\u5834\u3067\u53cd\u6620\u3055\u308c\u307e\u3059\uff1a less thanh1 class=\\\"hero-title\\\"greater than\u65b0\u3057\u3044\u30bf\u30a4\u30c8\u30ebless than\/h1greater than \u3053\u306e\u5909\u66f4\u306f\u4e00\u6642\u7684\u306a\u3082\u306e\u3067\u3001\u30ea\u30ed\u30fc\u30c9\u3059\u308b\u3068\u5143\u306b\u623b\u308a\u307e\u3059\u3002 \ud83d\udca1 \u6d3b\u7528\u30b7\u30fc\u30f3\uff1a \u30e9\u30f3\u30c7\u30a3\u30f3\u30b0\u30da\u30fc\u30b8\u306e\u6587\u8a00\u3092\u7de8\u96c6\u3057\u3066AB\u30c6\u30b9\u30c8\u306e\u52b9\u679c\u3092\u30b7\u30df\u30e5\u30ec\u30fc\u30b7\u30e7\u30f3 \u8981\u7d20\u306e\u5165\u308c\u66ff\u3048\u30fb\u524a\u9664\u3092\u3057\u3066\u3001\u30ec\u30a4\u30a2\u30a6\u30c8\u304c\u5d29\u308c\u306a\u3044\u304b\u3092\u78ba\u8a8d 3.3 data-* \u5c5e\u6027\u3084 ARIA \u5c5e\u6027\u306e\u78ba\u8a8d \u8fd1\u5e74\u306eWeb\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u306f\u3001HTML\u5c5e\u6027\u306b\u3088\u3063\u3066JavaScript\u306e\u52d5\u4f5c\u3084\u30a2\u30af\u30bb\u30b7\u30d3\u30ea\u30c6\u30a3\u3092\u5236\u5fa1\u3059\u308b\u30b1\u30fc\u30b9\u304c\u5897\u3048\u3066\u3044\u307e\u3059\u3002data-* \u3084 aria-* \u5c5e\u6027\u306f\u3001\u958b\u767a\u3084UI\u691c\u8a3c\u306b\u304a\u3044\u3066\u91cd\u8981\u306a\u60c5\u5831\u6e90\u3067\u3059\u3002 data-* \u5c5e\u6027\uff1a \u30ab\u30b9\u30bf\u30e0\u30c7\u30fc\u30bf\u5c5e\u6027\u3067\u3001JavaScript\u5074\u304b\u3089\u8aad\u307f\u53d6\u3063\u3066\u52d5\u7684\u306a\u52d5\u4f5c\u3092\u5236\u5fa1\u3057\u307e\u3059\u3002 less thanbutton data-action=\\\"submit\\\"greater than\u9001\u4fe1less than\/buttongreater than \u27a1 button.dataset.action \u3067 \\\"submit\\\" \u3092\u53d6\u5f97\u3067\u304d\u307e\u3059\u3002 ARIA \u5c5e\u6027\uff1a \u8996\u899a\u969c\u304c\u3044\u8005\u5411\u3051\u306e\u30b9\u30af\u30ea\u30fc\u30f3\u30ea\u30fc\u30c0\u30fc\u306b\u60c5\u5831\u3092\u4f1d\u3048\u308b\u305f\u3081\u306e\u5c5e\u6027\u3067\u3059\u3002 less thandiv role=\\\"alert\\\" aria-live=\\\"assertive\\\"greater than\u91cd\u8981\u306a\u304a\u77e5\u3089\u305bless than\/divgreater than \u27a1 \u30da\u30fc\u30b8\u306e\u30a2\u30af\u30bb\u30b7\u30d3\u30ea\u30c6\u30a3\u6539\u5584\u306b\u4e0d\u53ef\u6b20\u306a\u8981\u7d20\u3067\u3059\u3002 \u64cd\u4f5c\u65b9\u6cd5\uff1a Elements\u30d1\u30cd\u30eb\u3067\u8a72\u5f53\u306e\u8981\u7d20\u3092\u9078\u629e \u5c5e\u6027\u3092\u78ba\u8a8d\u30fb\u7de8\u96c6\uff08\u30c0\u30d6\u30eb\u30af\u30ea\u30c3\u30af\u3067\u30ad\u30fc\u307e\u305f\u306f\u5024\u3092\u5909\u66f4\u3001\u53f3\u30af\u30ea\u30c3\u30af\u2192Add attribute \u3067\u8ffd\u52a0\uff09 \ud83d\udcdd \u307e\u3068\u3081 Elements\u30d1\u30cd\u30eb\u306f\u3001Web\u30da\u30fc\u30b8\u3092\u5206\u89e3\u30fb\u4fee\u6b63\u30fb\u518d\u69cb\u7bc9\u3059\u308b\u305f\u3081\u306e\u5b9f\u9a13\u5834\u3067\u3059\u3002DOM\u69cb\u9020\u30fb\u5c5e\u6027\u30fb\u30b9\u30bf\u30a4\u30eb\u3092\u81ea\u7531\u306b\u64cd\u4f5c\u3057\u3001\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u306b\u7d50\u679c\u3092\u78ba\u8a8d\u3067\u304d\u308b\u3053\u306e\u30c4\u30fc\u30eb\u3092\u4f7f\u3044\u3053\u306a\u3059\u3053\u3068\u3067\u3001\u30d0\u30b0\u8abf\u67fb\u3084UI\u6539\u5584\u306e\u30b9\u30d4\u30fc\u30c9\u304c\u5927\u304d\u304f\u5411\u4e0a\u3057\u307e\u3059\u3002 \ud83d\udd16 \u88dc\u8db3\uff1a\u7de8\u96c6\u306f\u3042\u304f\u307e\u3067\u4e00\u6642\u7684 DevTools\u4e0a\u306e\u5909\u66f4\u306f\u3001\u30d6\u30e9\u30a6\u30b6\u4e0a\u3060\u3051\u306b\u53cd\u6620\u3055\u308c\u308b\u4eee\u306e\u5909\u66f4\u3067\u3059\u3002\u672c\u756a\u74b0\u5883\u306b\u53cd\u6620\u3059\u308b\u306b\u306f\u3001\u5b9f\u969b\u306eHTML\u30d5\u30a1\u30a4\u30eb\u3084\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u3092\u66f4\u65b0\u3057\u307e\u3057\u3087\u3046\u3002\", \"Japanese Female\");\n                }\n            };\n        <\/script>\n    <\/p>\n\n\n\n<p>Web\u30da\u30fc\u30b8\u306e\u898b\u305f\u76ee\u3084\u52d5\u4f5c\u306b\u554f\u984c\u304c\u3042\u308b\u3068\u304d\u3001\u6700\u521d\u306b\u78ba\u8a8d\u3059\u3079\u304d\u306f\u300cDOM\uff08\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u30e2\u30c7\u30eb\uff09\u300d\u3067\u3059\u3002<br>Elements\u30d1\u30cd\u30eb\u3092\u4f7f\u3048\u3070\u3001<strong>HTML\u306e\u69cb\u9020\u3068CSS\u30b9\u30bf\u30a4\u30eb\u3092\u305d\u306e\u5834\u3067\u78ba\u8a8d\u30fb\u7de8\u96c6<\/strong>\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3053\u306e\u7ae0\u3067\u306f\u3001\u3088\u304f\u3042\u308b\u958b\u767a\u30b7\u30ca\u30ea\u30aa\u3092\u901a\u3057\u3066\u3001Elements\u30d1\u30cd\u30eb\u306e\u4f7f\u3044\u65b9\u3092\u5b66\u3073\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">3.1 \u30bb\u30ec\u30af\u30bf\u3092\u4f7f\u3063\u305f\u8981\u7d20\u306e\u7279\u5b9a<\/h3>\n\n\n\n<p>HTML\u304c\u8907\u96d1\u306b\u306a\u308b\u3068\u3001\u76ee\u7684\u306e\u8981\u7d20\u3092\u63a2\u3059\u306e\u304c\u96e3\u3057\u304f\u306a\u308a\u307e\u3059\u3002<br>\u305d\u3093\u306a\u3068\u304d\u306f\u3001Elements\u30d1\u30cd\u30eb\u4e0a\u90e8\u306e\u866b\u773c\u93e1\u30a2\u30a4\u30b3\u30f3\uff08<code>Select element<\/code>\uff09\u3092\u4f7f\u3044\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u64cd\u4f5c\u624b\u9806\uff1a<\/h4>\n\n\n\n<ol>\n<li>DevTools\u3092\u958b\u3044\u305f\u72b6\u614b\u3067\u866b\u773c\u93e1\u30a2\u30a4\u30b3\u30f3\u3092\u30af\u30ea\u30c3\u30af<\/li>\n\n\n\n<li>\u30da\u30fc\u30b8\u4e0a\u306e\u4efb\u610f\u306e\u8981\u7d20\u306b\u30ab\u30fc\u30bd\u30eb\u3092\u5408\u308f\u305b\u3066\u30af\u30ea\u30c3\u30af<\/li>\n\n\n\n<li>\u8a72\u5f53\u3059\u308bDOM\u30ce\u30fc\u30c9\u304c\u30cf\u30a4\u30e9\u30a4\u30c8\u3055\u308c\u3001Elements\u30d1\u30cd\u30eb\u5185\u3067\u81ea\u52d5\u7684\u306b\u30b9\u30af\u30ed\u30fc\u30eb\u30fb\u9078\u629e\u3055\u308c\u307e\u3059<\/li>\n<\/ol>\n\n\n\n<p>\u307e\u305f\u3001<code>Ctrl + F<\/code>\uff08mac\u306f <code>Command + F<\/code>\uff09\u3067\u30bb\u30ec\u30af\u30bf\u3092\u5165\u529b\u3057\u3001\u8981\u7d20\u3092\u691c\u7d22\u3059\u308b\u3053\u3068\u3082\u53ef\u80fd\u3067\u3059\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\ud83d\udd0d \u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u4f8b\uff1a<\/h4>\n\n\n\n<ul>\n<li><code>#main-header<\/code> \u3068\u3044\u3046ID\u306e\u898b\u51fa\u3057\u304c\u8868\u793a\u3055\u308c\u306a\u3044 \u2192 \u8a72\u5f53ID\u3092\u691c\u7d22\u3057\u3066\u3001CSS\u3067 <code>display: none<\/code> \u306b\u306a\u3063\u3066\u3044\u306a\u3044\u304b\u3092\u78ba\u8a8d<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">3.2 HTML\u3092\u305d\u306e\u5834\u3067\u7de8\u96c6\u3059\u308b<\/h3>\n\n\n\n<p>DevTools\u3067\u306f\u3001\u9078\u629e\u3057\u305f\u8981\u7d20\u306eHTML\u3092\u76f4\u63a5\u7de8\u96c6\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001<strong>\u8868\u793a\u306e\u30c6\u30b9\u30c8\u3084\u4fee\u6b63\u304c\u5373\u5ea7\u306b\u78ba\u8a8d\u53ef\u80fd<\/strong>\u3067\u3059\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u7de8\u96c6\u65b9\u6cd5\uff1a<\/h4>\n\n\n\n<ul>\n<li>\u8981\u7d20\u3092\u53f3\u30af\u30ea\u30c3\u30af \u2192 <code>Edit as HTML<\/code> \u3092\u9078\u629e<\/li>\n\n\n\n<li>\u307e\u305f\u306f\u3001\u30ce\u30fc\u30c9\u540d\uff08\u30bf\u30b0\u540d\uff09\u3092\u30c0\u30d6\u30eb\u30af\u30ea\u30c3\u30af\u3057\u3066\u30a4\u30f3\u30e9\u30a4\u30f3\u7de8\u96c6<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">\u4f8b\uff1a<\/h4>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-html\" data-lang=\"HTML\"><code>&lt;h1 class=&quot;hero-title&quot;&gt;\u65e7\u30bf\u30a4\u30c8\u30eb&lt;\/h1&gt;<\/code><\/pre><\/div>\n\n\n\n<p>\u27a1 \u4ee5\u4e0b\u306e\u3088\u3046\u306b\u7de8\u96c6\u3057\u3066 Enter \u3092\u62bc\u3059\u3068\u3001\u305d\u306e\u5834\u3067\u53cd\u6620\u3055\u308c\u307e\u3059\uff1a<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-html\" data-lang=\"HTML\"><code>&lt;h1 class=&quot;hero-title&quot;&gt;\u65b0\u3057\u3044\u30bf\u30a4\u30c8\u30eb&lt;\/h1&gt;<\/code><\/pre><\/div>\n\n\n\n<p>\u3053\u306e\u5909\u66f4\u306f<strong>\u4e00\u6642\u7684<\/strong>\u306a\u3082\u306e\u3067\u3001\u30ea\u30ed\u30fc\u30c9\u3059\u308b\u3068\u5143\u306b\u623b\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\ud83d\udca1 \u6d3b\u7528\u30b7\u30fc\u30f3\uff1a<\/h4>\n\n\n\n<ul>\n<li>\u30e9\u30f3\u30c7\u30a3\u30f3\u30b0\u30da\u30fc\u30b8\u306e\u6587\u8a00\u3092\u7de8\u96c6\u3057\u3066AB\u30c6\u30b9\u30c8\u306e\u52b9\u679c\u3092\u30b7\u30df\u30e5\u30ec\u30fc\u30b7\u30e7\u30f3<\/li>\n\n\n\n<li>\u8981\u7d20\u306e\u5165\u308c\u66ff\u3048\u30fb\u524a\u9664\u3092\u3057\u3066\u3001\u30ec\u30a4\u30a2\u30a6\u30c8\u304c\u5d29\u308c\u306a\u3044\u304b\u3092\u78ba\u8a8d<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">3.3 data-* \u5c5e\u6027\u3084 ARIA \u5c5e\u6027\u306e\u78ba\u8a8d<\/h3>\n\n\n\n<p>\u8fd1\u5e74\u306eWeb\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u306f\u3001<strong>HTML\u5c5e\u6027\u306b\u3088\u3063\u3066JavaScript\u306e\u52d5\u4f5c\u3084\u30a2\u30af\u30bb\u30b7\u30d3\u30ea\u30c6\u30a3\u3092\u5236\u5fa1<\/strong>\u3059\u308b\u30b1\u30fc\u30b9\u304c\u5897\u3048\u3066\u3044\u307e\u3059\u3002<br><code>data-*<\/code> \u3084 <code>aria-*<\/code> \u5c5e\u6027\u306f\u3001\u958b\u767a\u3084UI\u691c\u8a3c\u306b\u304a\u3044\u3066\u91cd\u8981\u306a\u60c5\u5831\u6e90\u3067\u3059\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">data-* \u5c5e\u6027\uff1a<\/h4>\n\n\n\n<p>\u30ab\u30b9\u30bf\u30e0\u30c7\u30fc\u30bf\u5c5e\u6027\u3067\u3001JavaScript\u5074\u304b\u3089\u8aad\u307f\u53d6\u3063\u3066\u52d5\u7684\u306a\u52d5\u4f5c\u3092\u5236\u5fa1\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-html\" data-lang=\"HTML\"><code>&lt;button data-action=&quot;submit&quot;&gt;\u9001\u4fe1&lt;\/button&gt;<\/code><\/pre><\/div>\n\n\n\n<p>\u27a1 <code>button.dataset.action<\/code> \u3067 <code>\"submit\"<\/code> \u3092\u53d6\u5f97\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">ARIA \u5c5e\u6027\uff1a<\/h4>\n\n\n\n<p>\u8996\u899a\u969c\u304c\u3044\u8005\u5411\u3051\u306e\u30b9\u30af\u30ea\u30fc\u30f3\u30ea\u30fc\u30c0\u30fc\u306b\u60c5\u5831\u3092\u4f1d\u3048\u308b\u305f\u3081\u306e\u5c5e\u6027\u3067\u3059\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-html\" data-lang=\"HTML\"><code>&lt;div role=&quot;alert&quot; aria-live=&quot;assertive&quot;&gt;\u91cd\u8981\u306a\u304a\u77e5\u3089\u305b&lt;\/div&gt;<\/code><\/pre><\/div>\n\n\n\n<p>\u27a1 \u30da\u30fc\u30b8\u306e<strong>\u30a2\u30af\u30bb\u30b7\u30d3\u30ea\u30c6\u30a3\u6539\u5584<\/strong>\u306b\u4e0d\u53ef\u6b20\u306a\u8981\u7d20\u3067\u3059\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u64cd\u4f5c\u65b9\u6cd5\uff1a<\/h4>\n\n\n\n<ul>\n<li>Elements\u30d1\u30cd\u30eb\u3067\u8a72\u5f53\u306e\u8981\u7d20\u3092\u9078\u629e<\/li>\n\n\n\n<li>\u5c5e\u6027\u3092\u78ba\u8a8d\u30fb\u7de8\u96c6\uff08\u30c0\u30d6\u30eb\u30af\u30ea\u30c3\u30af\u3067\u30ad\u30fc\u307e\u305f\u306f\u5024\u3092\u5909\u66f4\u3001\u53f3\u30af\u30ea\u30c3\u30af\u2192Add attribute \u3067\u8ffd\u52a0\uff09<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">\ud83d\udcdd \u307e\u3068\u3081<\/h3>\n\n\n\n<p>Elements\u30d1\u30cd\u30eb\u306f\u3001<strong>Web\u30da\u30fc\u30b8\u3092\u5206\u89e3\u30fb\u4fee\u6b63\u30fb\u518d\u69cb\u7bc9\u3059\u308b\u305f\u3081\u306e\u5b9f\u9a13\u5834<\/strong>\u3067\u3059\u3002<br>DOM\u69cb\u9020\u30fb\u5c5e\u6027\u30fb\u30b9\u30bf\u30a4\u30eb\u3092\u81ea\u7531\u306b\u64cd\u4f5c\u3057\u3001\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u306b\u7d50\u679c\u3092\u78ba\u8a8d\u3067\u304d\u308b\u3053\u306e\u30c4\u30fc\u30eb\u3092\u4f7f\u3044\u3053\u306a\u3059\u3053\u3068\u3067\u3001\u30d0\u30b0\u8abf\u67fb\u3084UI\u6539\u5584\u306e\u30b9\u30d4\u30fc\u30c9\u304c\u5927\u304d\u304f\u5411\u4e0a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">\ud83d\udd16 \u88dc\u8db3\uff1a\u7de8\u96c6\u306f\u3042\u304f\u307e\u3067\u4e00\u6642\u7684<\/h3>\n\n\n\n<p>DevTools\u4e0a\u306e\u5909\u66f4\u306f\u3001<strong>\u30d6\u30e9\u30a6\u30b6\u4e0a\u3060\u3051\u306b\u53cd\u6620\u3055\u308c\u308b\u4eee\u306e\u5909\u66f4<\/strong>\u3067\u3059\u3002<br>\u672c\u756a\u74b0\u5883\u306b\u53cd\u6620\u3059\u308b\u306b\u306f\u3001\u5b9f\u969b\u306eHTML\u30d5\u30a1\u30a4\u30eb\u3084\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u3092\u66f4\u65b0\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[53,43],"tags":[57],"_links":{"self":[{"href":"https:\/\/itstudy365.com\/blog\/wp-json\/wp\/v2\/posts\/1381"}],"collection":[{"href":"https:\/\/itstudy365.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/itstudy365.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/itstudy365.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/itstudy365.com\/blog\/wp-json\/wp\/v2\/comments?post=1381"}],"version-history":[{"count":1,"href":"https:\/\/itstudy365.com\/blog\/wp-json\/wp\/v2\/posts\/1381\/revisions"}],"predecessor-version":[{"id":1382,"href":"https:\/\/itstudy365.com\/blog\/wp-json\/wp\/v2\/posts\/1381\/revisions\/1382"}],"wp:attachment":[{"href":"https:\/\/itstudy365.com\/blog\/wp-json\/wp\/v2\/media?parent=1381"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/itstudy365.com\/blog\/wp-json\/wp\/v2\/categories?post=1381"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/itstudy365.com\/blog\/wp-json\/wp\/v2\/tags?post=1381"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}