{"id":174,"date":"2025-12-09T17:26:14","date_gmt":"2025-12-09T08:26:14","guid":{"rendered":"https:\/\/www.p-united.com\/web-accessibility\/?p=174"},"modified":"2025-12-10T18:08:13","modified_gmt":"2025-12-10T09:08:13","slug":"4-1-3","status":"publish","type":"post","link":"https:\/\/www.p-united.com\/web-accessibility\/4-1-3\/","title":{"rendered":"\u30b9\u30c6\u30fc\u30bf\u30b9\u30e1\u30c3\u30bb\u30fc\u30b8"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">\u8981\u4ef6<\/h2>\n\n\n\n<p>\u72b6\u614b\u30e1\u30c3\u30bb\u30fc\u30b8\u304c\u8868\u793a\u3055\u308c\u305f\u3068\u304d\u3001\u305d\u308c\u304c\u30d5\u30a9\u30fc\u30ab\u30b9\u3092\u79fb\u52d5\u305b\u305a\u306b\u30d7\u30ed\u30b0\u30e9\u30e0\u306b\u3088\u3063\u3066\u6c7a\u5b9a\u53ef\u80fd\u3068\u306a\u308a\u3001\u652f\u63f4\u6280\u8853\u304c\u305d\u308c\u3092\u30e6\u30fc\u30b6\u30fc\u306b\u901a\u77e5\u3067\u304d\u308b\u3053\u3068\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u7528\u8a9e\u89e3\u8aac<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u7528\u8a9e<\/th><th>\u5b9a\u7fa9<\/th><\/tr><\/thead><tbody><tr><td>\u30b9\u30c6\u30fc\u30bf\u30b9\u30e1\u30c3\u30bb\u30fc\u30b8<\/td><td>\u5165\u529b\u5b8c\u4e86\u30fb\u30a8\u30e9\u30fc\u30fb\u51e6\u7406\u6210\u529f\u30fb\u5931\u6557\u306a\u3069\u306e<strong>\u73fe\u5728\u306e\u72b6\u614b\u3092\u793a\u3059\u52d5\u7684\u306a\u30c6\u30ad\u30b9\u30c8<\/strong><\/td><\/tr><tr><td>\u30d7\u30ed\u30b0\u30e9\u30e0\u306b\u3088\u3063\u3066\u6c7a\u5b9a\u53ef\u80fd<\/td><td>\u30b9\u30af\u30ea\u30fc\u30f3\u30ea\u30fc\u30c0\u30fc\u306a\u3069\u306e<strong>\u652f\u63f4\u6280\u8853\u304c\u305d\u306e\u60c5\u5831\u3092\u8a8d\u8b58\u30fb\u8aad\u307f\u4e0a\u3052\u3089\u308c\u308b\u69cb\u9020<\/strong>\u306b\u306a\u3063\u3066\u3044\u308b\u3053\u3068<\/td><\/tr><tr><td>\u30d5\u30a9\u30fc\u30ab\u30b9\u3092\u79fb\u52d5\u305b\u305a\u306b<\/td><td>\u30e6\u30fc\u30b6\u30fc\u306e\u73fe\u5728\u306e\u5165\u529b\u4f4d\u7f6e\u3084\u64cd\u4f5c\u4e2d\u306e\u7b87\u6240\u3092\u90aa\u9b54\u3057\u306a\u3044\u3053\u3068<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u3088\u304f\u3042\u308b\u30b9\u30c6\u30fc\u30bf\u30b9\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u4f8b<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u72b6\u6cc1<\/th><th>\u30e1\u30c3\u30bb\u30fc\u30b8\u4f8b<\/th><\/tr><\/thead><tbody><tr><td>\u30d5\u30a9\u30fc\u30e0\u5165\u529b\u5f8c\u306e\u30a8\u30e9\u30fc\u8868\u793a<\/td><td>\u300c\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u306f\u5fc5\u9808\u9805\u76ee\u3067\u3059\u300d<\/td><\/tr><tr><td>\u4fdd\u5b58\u5b8c\u4e86\u306e\u901a\u77e5<\/td><td>\u300c\u4fdd\u5b58\u304c\u5b8c\u4e86\u3057\u307e\u3057\u305f\u300d<\/td><\/tr><tr><td>Ajax \u306b\u3088\u308b\u691c\u7d22\u7d50\u679c\u306e\u4ef6\u6570\u8868\u793a<\/td><td>\u300c10\u4ef6\u306e\u691c\u7d22\u7d50\u679c\u304c\u898b\u3064\u304b\u308a\u307e\u3057\u305f\u300d<\/td><\/tr><tr><td>\u5165\u529b\u30c1\u30a7\u30c3\u30af\u5b8c\u4e86\u30e1\u30c3\u30bb\u30fc\u30b8<\/td><td>\u300c\u30d1\u30b9\u30ef\u30fc\u30c9\u306f\u4f7f\u7528\u53ef\u80fd\u3067\u3059\u300d<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u5b9f\u88c5\u306e\u30dd\u30a4\u30f3\u30c8<\/h2>\n\n\n\n<p>\u9054\u6210\u306b\u306f\u4ee5\u4e0b\u306e\u6761\u4ef6\u3092\u6e80\u305f\u3059\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u6761\u4ef6<\/th><th>\u8aac\u660e<\/th><\/tr><\/thead><tbody><tr><td>\u30e1\u30c3\u30bb\u30fc\u30b8\u304cDOM\u306b\u8ffd\u52a0\u3055\u308c\u308b<\/td><td>JavaScript\u3067\u751f\u6210\u3055\u308c\u305f\u30c6\u30ad\u30b9\u30c8\u3067\u3042\u3063\u3066\u3082HTML\u306b\u633f\u5165\u3055\u308c\u308b\u3053\u3068<\/td><\/tr><tr><td>\u652f\u63f4\u6280\u8853\u306b\u901a\u77e5\u3055\u308c\u308b<\/td><td><code>aria-live<\/code> \u306a\u3069\u3067<strong>\u81ea\u52d5\u7684\u306b\u8aad\u307f\u4e0a\u3052\u3089\u308c\u308b\u4ed5\u7d44\u307f<\/strong>\u306b\u306a\u3063\u3066\u3044\u308b\u3053\u3068<\/td><\/tr><tr><td>\u30d5\u30a9\u30fc\u30ab\u30b9\u79fb\u52d5\u304c\u4e0d\u8981<\/td><td>\u30e6\u30fc\u30b6\u30fc\u304c\u5165\u529b\u4e2d\u3067\u3082\u3001\u52dd\u624b\u306b\u30d5\u30a9\u30fc\u30ab\u30b9\u3092\u52d5\u304b\u3055\u305a\u3001\u81ea\u7136\u306b\u8aad\u307f\u4e0a\u3052\u308b\u3053\u3068<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u5b9f\u88c5\u4f8b<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u6210\u529f\u4f8b\uff08<code>aria-live<\/code>\u3092\u4f7f\u7528\uff09<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;div aria-live=\"polite\" class=\"status-message\" id=\"form-status\"&gt;\n  \u5165\u529b\u5185\u5bb9\u306b\u4e0d\u5099\u304c\u3042\u308a\u307e\u3059\u3002\n&lt;\/div&gt;<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li>aria-live=&#8221;polite&#8221;\uff1a\u63a7\u3048\u3081\u306b\uff08\u73fe\u5728\u306e\u8aad\u307f\u4e0a\u3052\u304c\u7d42\u308f\u3063\u3066\u304b\u3089\uff09\u8aad\u307f\u4e0a\u3052\u308b<\/li>\n\n\n\n<li>aria-live=&#8221;assertive&#8221;\uff1a\u5373\u6642\u8aad\u307f\u4e0a\u3052\uff08\u7dca\u6025\u6027\u304c\u9ad8\u3044\u30a8\u30e9\u30fc\u306a\u3069\u306b\uff09<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u5931\u6557\u4f8b<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;!-- \u30e1\u30c3\u30bb\u30fc\u30b8\u304c\u753b\u9762\u4e0a\u306b\u8868\u793a\u3055\u308c\u3066\u3082\u3001\u652f\u63f4\u6280\u8853\u304c\u8aad\u307f\u53d6\u308c\u306a\u3044\u4f8b --&gt;\n&lt;div class=\"status-message\" style=\"color:red;\"&gt;\n  \u30a8\u30e9\u30fc\u304c\u3042\u308a\u307e\u3059\u3002\n&lt;\/div&gt;<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li>aria-live\u306a\u3069\u304c\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u306a\u3044\u305f\u3081\u3001\u30b9\u30af\u30ea\u30fc\u30f3\u30ea\u30fc\u30c0\u30fc\u306b\u306f\u4f1d\u308f\u3089\u306a\u3044\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u30c6\u30b9\u30c8\u65b9\u6cd5\uff08\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8\uff09<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u9805\u76ee<\/th><th>\u78ba\u8a8d\u5185\u5bb9<\/th><\/tr><\/thead><tbody><tr><td>\u52d5\u7684\u306b\u8868\u793a\u3055\u308c\u308b\u30e1\u30c3\u30bb\u30fc\u30b8\u304c\u3042\u308b\u304b<\/td><td>\u30d5\u30a9\u30fc\u30e0\u9001\u4fe1\u3084Ajax\u64cd\u4f5c\u306a\u3069<\/td><\/tr><tr><td><code>aria-live<\/code>\u5c5e\u6027\u304c\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u308b\u304b<\/td><td><code>aria-live=\"polite\"<\/code> \u306a\u3069<\/td><\/tr><tr><td>\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u5185\u5bb9\u304cHTML\u306b\u51fa\u529b\u3055\u308c\u3066\u3044\u308b\u304b<\/td><td>JavaScript\u3067\u633f\u5165\u3055\u308c\u3066\u3044\u308b<\/td><\/tr><tr><td>\u30e1\u30c3\u30bb\u30fc\u30b8\u8868\u793a\u306b\u4f34\u3063\u3066\u30d5\u30a9\u30fc\u30ab\u30b9\u304c\u79fb\u52d5\u3057\u306a\u3044\u304b<\/td><td>\u5165\u529b\u6b04\u306b\u30d5\u30a9\u30fc\u30ab\u30b9\u304c\u3042\u308b\u307e\u307e\u304b<\/td><\/tr><tr><td>\u30b9\u30af\u30ea\u30fc\u30f3\u30ea\u30fc\u30c0\u30fc\u3067\u8aad\u307f\u4e0a\u3052\u3089\u308c\u308b\u304b<\/td><td>NVDA, VoiceOver\u7b49\u3067\u78ba\u8a8d\u53ef\u80fd<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u5229\u70b9<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u89b3\u70b9<\/th><th>\u5185\u5bb9<\/th><\/tr><\/thead><tbody><tr><td>\u8996\u899a\u969c\u5bb3\u8005\u306e\u652f\u63f4<\/td><td>\u5165\u529b\u30a8\u30e9\u30fc\u3084\u5b8c\u4e86\u901a\u77e5\u304c<strong>\u5373\u6642\u97f3\u58f0\u3067\u4f1d\u308f\u308b<\/strong><\/td><\/tr><tr><td>\u5229\u7528\u8005\u306e\u5b89\u5fc3\u611f<\/td><td>\u300c\u4f55\u304c\u8d77\u3053\u3063\u305f\u306e\u304b\u300d\u304c\u5206\u304b\u3089\u306a\u3044\u4e0d\u5b89\u3092\u8efd\u6e1b<\/td><\/tr><tr><td>\u30e6\u30fc\u30b6\u30d3\u30ea\u30c6\u30a3<\/td><td>\u4e00\u8cab\u3057\u305f\u64cd\u4f5c\u6027\u3067<strong>\u6c17\u4ed8\u304d\u3084\u3059\u304f\u3001\u8aa4\u64cd\u4f5c\u3092\u9632\u3050<\/strong>\u8a2d\u8a08\u306b\u7e4b\u304c\u308b<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u307e\u3068\u3081<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u9805\u76ee<\/th><th>\u5185\u5bb9<\/th><\/tr><\/thead><tbody><tr><td>\u9054\u6210\u57fa\u6e96\u540d<\/td><td>4.1.3 \u30b9\u30c6\u30fc\u30bf\u30b9\u30e1\u30c3\u30bb\u30fc\u30b8\uff08Level AA\uff09<\/td><\/tr><tr><td>\u4e3b\u306a\u5bfe\u8c61<\/td><td>\u30d5\u30a9\u30fc\u30e0\u3001\u5165\u529b\u30d5\u30a3\u30fc\u30c9\u30d0\u30c3\u30af\u3001\u975e\u540c\u671f\u30e1\u30c3\u30bb\u30fc\u30b8\u306a\u3069<\/td><\/tr><tr><td>\u5b9f\u88c5\u65b9\u6cd5<\/td><td><code>aria-live<\/code>, <code>aria-atomic<\/code>, DOM\u633f\u5165\u306a\u3069\u3092\u9069\u5207\u306b\u4f7f\u3046<\/td><\/tr><tr><td>\u7981\u6b62\u4e8b\u9805<\/td><td>\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u307f\u306b\u8272\u3084\u4f4d\u7f6e\u3067\u610f\u5473\u3092\u6301\u305f\u305b\u308b\u3001focus\u79fb\u52d5<\/td><\/tr><\/tbody><\/table><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>\u8981\u4ef6 \u72b6\u614b\u30e1\u30c3\u30bb\u30fc\u30b8\u304c\u8868\u793a\u3055\u308c\u305f\u3068\u304d\u3001\u305d\u308c\u304c\u30d5\u30a9\u30fc\u30ab\u30b9\u3092\u79fb\u52d5\u305b\u305a\u306b\u30d7\u30ed\u30b0\u30e9\u30e0\u306b\u3088\u3063\u3066\u6c7a\u5b9a\u53ef\u80fd\u3068\u306a\u308a\u3001\u652f\u63f4\u6280\u8853\u304c\u305d\u308c\u3092\u30e6\u30fc\u30b6\u30fc\u306b\u901a\u77e5\u3067\u304d\u308b\u3053\u3068\u3002 \u7528\u8a9e\u89e3\u8aac \u7528\u8a9e \u5b9a\u7fa9 \u30b9\u30c6\u30fc\u30bf\u30b9\u30e1\u30c3\u30bb\u30fc\u30b8 \u5165\u529b\u5b8c\u4e86\u30fb\u30a8\u30e9\u30fc\u30fb\u51e6\u7406\u6210\u529f\u30fb\u5931\u6557 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":true,"footnotes":""},"categories":[1],"tags":[],"wcag-level":[],"wcag-attribute":[],"wcag_item":[31],"class_list":["post-174","post","type-post","status-publish","format-standard","hentry","category-uncategorized","wcag_item-4-1"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u30b9\u30c6\u30fc\u30bf\u30b9\u30e1\u30c3\u30bb\u30fc\u30b8 - Web\u30a2\u30af\u30bb\u30b7\u30d3\u30ea\u30c6\u30a3<\/title>\n<meta name=\"robots\" content=\"noindex, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" 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