{"id":4441,"date":"2026-07-31T15:33:54","date_gmt":"2026-07-31T06:33:54","guid":{"rendered":"https:\/\/manual.wevery.jp\/?p=4441"},"modified":"2026-08-27T14:28:40","modified_gmt":"2026-08-27T05:28:40","slug":"%e3%82%bf%e3%82%b0datetime%e5%b1%9e%e6%80%a7%e3%81%ae%e9%81%a9%e7%94%a8%e3%81%8a%e7%9f%a5%e3%82%89%e3%81%9b%e3%80%90%e4%b8%8a%e7%b4%9a%e8%80%85%e7%94%a8%e3%80%91","status":"publish","type":"post","link":"https:\/\/manual.wevery.jp\/?p=4441","title":{"rendered":"\u304a\u77e5\u3089\u305b\u306e\u65e5\u4ed8\u306btime\u30bf\u30b0\u3092\u8ffd\u52a0\u3059\u308b\u3010\u4e0a\u7d1a\u8005\u7528\u3011"},"content":{"rendered":"<p>JavaScript\u3092\u4f7f\u7528\u3057\u3066\u3001\u30af\u30e9\u30b9\u540d\u304c\u300cinfo_date\u300d\u306b\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u308b\u65e5\u4ed8\u60c5\u5831\u3078\u3001\u81ea\u52d5\u7684\u306btime\u30bf\u30b0\u30fbdatetime\u5c5e\u6027\u3092\u3092\u8ffd\u52a0\u3059\u308b\u65b9\u6cd5\u3092\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n<p>time\u30bf\u30b0\u3092\u8ffd\u52a0\u3059\u308b\u3053\u3068\u3067\u3001\u30da\u30fc\u30b8\u4e0a\u306e\u65e5\u4ed8\u304c\u6a5f\u68b0\u7684\u306b\u8a8d\u8b58\u3057\u3084\u3059\u3044\u5f62\u5f0f\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<pre><code><strong>&lt;time&gt;\u30bf\u30b0\u3068\u306f<\/strong><br>&lt;time&gt;\u30bf\u30b0\u306f\u3001HTML\u306e\u4e2d\u3067\u300c\u3053\u3053\u306f\u65e5\u4ed8\u3084\u6642\u523b\u306e\u60c5\u5831\u3067\u3059\u300d\u3068\u3001\u30d6\u30e9\u30a6\u30b6\u3084\u691c\u7d22\u30a8\u30f3\u30b8\u30f3\u306b\u4f1d\u3048\u308b\u305f\u3081\u306e\u30bf\u30b0\u3067\u3059\u3002<br>\r\n<strong>datetime\u5c5e\u6027\u3068\u306f<\/strong><br>datetime\u5c5e\u6027\u306f\u3001\u65e5\u4ed8\u3084\u6642\u523b\u3092\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u30fc\u304c\u6b63\u3057\u304f\u7406\u89e3\u3067\u304d\u308b\u5f62\u5f0f\u3067\u8a18\u8ff0\u3059\u308b\u305f\u3081\u306e\u3082\u306e\u3067\u3059\u3002\r\n<\/code><\/pre>\n<h2>\u5909\u66f4\u524d\u3068\u5909\u66f4\u5f8c\u306eHTML<\/h2>\n<h4>\u5909\u66f4\u524d<\/h4>\n<pre><code>&lt;span class=\"info_date\"&gt;\u3000[2026.07.08\u66f4\u65b0]&lt;\/span&gt;<\/code><\/pre>\n<h4>JavaScript\u5b9f\u884c\u5f8c<\/h4>\n<pre><code>&lt;span class=\"info_date\"&gt;&lt;time datetime=\"2026-07-08\"&gt;[2026.07.08\u66f4\u65b0]&lt;\/time&gt;&lt;\/span&gt;<\/code><\/pre>\n<p>\u753b\u9762\u4e0a\u306b\u8868\u793a\u3055\u308c\u308b\u65e5\u4ed8\u306e\u5f62\u5f0f\u306f\u5909\u66f4\u305b\u305a\u3001time\u30bf\u30b0\u306edatetime\u5c5e\u6027\u306b\u306f\u300cYYYY-MM-DD\u300d\u5f62\u5f0f\u306e\u65e5\u4ed8\u304c\u8a2d\u5b9a\u3055\u308c\u307e\u3059\u3002<\/p>\n<h2>JavaScript\u3092\u8ffd\u52a0\u3059\u308b<\/h2>\n<p>\u4ee5\u4e0b\u306eJavaScript\u3092\u30da\u30fc\u30b8\u306b\u8ffd\u52a0\u3057\u307e\u3059\u3002<\/p>\n<pre><code>\r\n  \/\/ \u30da\u30fc\u30b8\u306eHTML\u304c\u3059\u3079\u3066\u8aad\u307f\u8fbc\u307e\u308c\u3066\u304b\u3089\u51e6\u7406\u3092\u5b9f\u884c\u3059\u308b\r\n  document.addEventListener('DOMContentLoaded', function() {\r\n      \/\/ \u30af\u30e9\u30b9\u540d\u304c \"info_date\" \u306e\u8981\u7d20\u3092\u3059\u3079\u3066\u53d6\u5f97\r\n      const dateSpans = document.querySelectorAll('.info_date');\r\n\r\n      dateSpans.forEach(span =&gt; {\r\n          \/\/ \u524d\u5f8c\u306e\u4f59\u767d\uff08\u5168\u89d2\u30b9\u30da\u30fc\u30b9\u306a\u3069\uff09\u3092\u53d6\u308a\u9664\u304f\r\n          const text = span.textContent.trim();\r\n\r\n          \/\/ \u6b63\u898f\u8868\u73fe\u3067\u300cYYYY.MM.DD\u300d\u306e\u5f62\u5f0f\u3092\u62bd\u51fa\r\n          const match = text.match(\/(\\d{4})\\.(\\d{2})\\.(\\d{2})\/);\r\n\r\n          if (match) {\r\n              \/\/ \u62bd\u51fa\u3057\u305f\u5e74\u30fb\u6708\u30fb\u65e5\u3092\u53d6\u5f97\r\n              const year = match[1];\r\n              const month = match[2];\r\n              const day = match[3];\r\n\r\n              \/\/ datetime\u5c5e\u6027\u7528\u306e\u6587\u5b57\u5217\uff08YYYY-MM-DD\uff09\u3092\u4f5c\u6210\r\n              const datetime = `${year}-${month}-${day}`;\r\n\r\n              \/\/ HTML\u3092\u66f8\u304d\u63db\u3048\u3066 &lt;time&gt; \u30bf\u30b0\u3067\u56f2\u3080\r\n              span.innerHTML = `&lt;time datetime=\"${datetime}\"&gt;${text}&lt;\/time&gt;`;\r\n          }\r\n      });\r\n  });\r\n<\/code><\/pre>\n<p>JavaScript\u306e\u8a73\u3057\u3044\u8ffd\u52a0\u65b9\u6cd5\u306f\u3001\u4ee5\u4e0b\u306e\u30de\u30cb\u30e5\u30a2\u30eb\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<ul>\n<li><a href=\"https:\/\/manual.wevery.jp\/?p=2630\" target=\"_blank\" rel=\"noopener noreferrer\">\uff1e JavaScript\u306e\u8ffd\u52a0\u65b9\u6cd5\u3092\u78ba\u8a8d\u3059\u308b(\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8)<\/a><\/li>\n<li><a href=\"https:\/\/manual.wevery.jp\/?p=2653\" target=\"_blank\" rel=\"noopener noreferrer\">\uff1e JavaScript\u306e\u8ffd\u52a0\u65b9\u6cd5\u3092\u78ba\u8a8d\u3059\u308b(\u30aa\u30ea\u30b8\u30ca\u30eb\u30c7\u30b6\u30a4\u30f3)<\/a><\/li>\n<\/ul>\n<h2>\u30b5\u30dd\u30fc\u30c8\u30bb\u30f3\u30bf\u30fc<\/h2>\n<p>Mail\uff1a<a href=\"mailto:support@wevery.jp\">support@wevery.jp<\/a><br \/>\nTel\uff1a<a href=\"tel:0120-154-198\">0120-154-198<\/a><br \/>\n\u96fb\u8a71\u53d7\u4ed8\u6642\u9593\uff1a\u5e73\u65e5 9:30\uff5e17:30<\/p>\n","protected":false},"excerpt":{"rendered":"<p>JavaScript\u3092\u4f7f\u7528\u3057\u3066\u3001\u30af\u30e9\u30b9\u540d\u304c\u300cinfo_date\u300d\u306b\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u308b\u65e5\u4ed8\u60c5\u5831\u3078\u3001\u81ea\u52d5\u7684\u306btime\u30bf\u30b0\u30fbdatetime\u5c5e\u6027\u3092\u3092\u8ffd\u52a0\u3059\u308b\u65b9\u6cd5\u3092\u8aac\u660e\u3057\u307e\u3059\u3002 time\u30bf\u30b0\u3092\u8ffd\u52a0\u3059\u308b\u3053\u3068\u3067\u3001\u30da\u30fc\u30b8\u4e0a\u306e\u65e5\u4ed8\u304c\u6a5f\u68b0\u7684\u306b ..<\/p>\n<div class=\"clear-fix\"><\/div>\n<p><a href=\"https:\/\/manual.wevery.jp\/?p=4441\" title=\"read more...\">Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[26],"tags":[],"class_list":["post-4441","post","type-post","status-publish","format-standard","hentry","category-advanced"],"_links":{"self":[{"href":"https:\/\/manual.wevery.jp\/index.php?rest_route=\/wp\/v2\/posts\/4441","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/manual.wevery.jp\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/manual.wevery.jp\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/manual.wevery.jp\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/manual.wevery.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=4441"}],"version-history":[{"count":21,"href":"https:\/\/manual.wevery.jp\/index.php?rest_route=\/wp\/v2\/posts\/4441\/revisions"}],"predecessor-version":[{"id":4467,"href":"https:\/\/manual.wevery.jp\/index.php?rest_route=\/wp\/v2\/posts\/4441\/revisions\/4467"}],"wp:attachment":[{"href":"https:\/\/manual.wevery.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=4441"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/manual.wevery.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=4441"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/manual.wevery.jp\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=4441"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}