{"id":1817,"date":"2025-05-23T06:24:44","date_gmt":"2025-05-23T06:24:44","guid":{"rendered":"https:\/\/satokotadesign.com\/blog\/?p=1817"},"modified":"2025-05-23T06:24:44","modified_gmt":"2025-05-23T06:24:44","slug":"real-time-clock","status":"publish","type":"post","link":"https:\/\/satokotadesign.com\/blog\/real-time-clock\/","title":{"rendered":"JavaScript\u3067\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u6642\u8a08\u3092\u4f5c\u6210\uff01\u73fe\u5728\u6642\u523b\u3092\u8868\u793a\u3057\u7d9a\u3051\u308b\u30b7\u30f3\u30d7\u30eb\u306a\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<\/p>\n<p>Web\u30b5\u30a4\u30c8\u306b\u3061\u3087\u3063\u3068\u3057\u305f\u52d5\u304d\u3092\u52a0\u3048\u305f\u3044\u3068\u304d\u3001JavaScript\u3067\u4f5c\u308b<span class=\"sc_marker-animation\">\u300c\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u6642\u8a08\u300d<\/span>\u306f\u3068\u3066\u3082\u5f79\u7acb\u3064\u30c6\u30af\u30cb\u30c3\u30af\u306e\u4e00\u3064\u3067\u3059\u3002<\/p>\n<p>\u300c\u4eca\u3053\u306e\u77ac\u9593\u306e\u6642\u523b\u3092\u8868\u793a\u3057\u7d9a\u3051\u308b\u300d\u3060\u3051\u306e\u6a5f\u80fd\u3067\u3059\u304c\u3001\u30e6\u30fc\u30b6\u30fc\u306b\u3068\u3063\u3066\u306f\u52d5\u304d\u306e\u3042\u308b\u60c5\u5831\u304c\u3042\u308b\u3053\u3068\u3067\u3001\u30b5\u30a4\u30c8\u3078\u306e\u4fe1\u983c\u611f\u3084\u6ca1\u5165\u611f\u304c\u5897\u3059\u3068\u3044\u3046\u52b9\u679c\u3082\u671f\u5f85\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u4eca\u56de\u306f\u3001JavaScript\u3060\u3051\u3067<span class=\"sc_marker-animation\">\u73fe\u5728\u6642\u523b\u3092\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u306b\u66f4\u65b0\u8868\u793a\u3059\u308b\u65b9\u6cd5<\/span>\u3092\u3001\u521d\u5fc3\u8005\u306e\u65b9\u306b\u3082\u308f\u304b\u308a\u3084\u3059\u304f\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n<p>\u3055\u3089\u306b\u3001\u5b9f\u969b\u306b\u52d5\u304b\u305b\u308b\u5b8c\u6210\u30b3\u30fc\u30c9\u3084\u30c7\u30b6\u30a4\u30f3\u306e\u5de5\u592b\u307e\u3067\u542b\u3081\u3066\u3001\u5b9f\u7528\u7684\u306a\u5185\u5bb9\u306b\u4ed5\u4e0a\u3052\u3066\u3044\u304d\u307e\u3059\u306d\uff01<\/p>\n<hr class=\"diver-hr style-solid hr-content-text is-align-center\" style=\"color:#ccc;height:1px;background-image:linear-gradient(to right, #ccc, #ccc);\">\n<h2 class=\"sc_heading solid blue\"><span class=\"sc_title\">JavaScript\u3067\u73fe\u5728\u6642\u523b\u3092\u53d6\u5f97\u3059\u308b\u57fa\u672c<\/span><\/h2>\n<p>JavaScript\u306b\u306f\u3001\u73fe\u5728\u306e\u65e5\u6642\u3092\u53d6\u5f97\u3067\u304d\u308b\u4fbf\u5229\u306a\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u304c\u3042\u308a\u307e\u3059\u3002<br \/>\n\u305d\u308c\u304c<span class=\"fontbackground\" style=\"background:;\"> Date <\/span>\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3067\u3059\u3002<\/p>\n<p>\u6b21\u306e\u3088\u3046\u306b\u4f7f\u3048\u3070\u3001\u6642\u30fb\u5206\u30fb\u79d2\u3092\u7c21\u5358\u306b\u53d6\u308a\u51fa\u305b\u307e\u3059\u3002<\/p>\n<pre class=\"line-numbers\"><code class=\"language-js\">const now = new Date();\r\nconst hours = now.getHours();\r\nconst minutes = now.getMinutes();\r\nconst seconds = now.getSeconds();<\/code><\/pre>\n<p>\u3053\u306e<span class=\"fontbackground\" style=\"background:;\"> Date <\/span>\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u5b9a\u671f\u7684\u306b\u547c\u3073\u51fa\u3057\u3066\u3001\u5024\u3092HTML\u306b\u8868\u793a\u3055\u305b\u308b\u306e\u304c<span class=\"sc_marker-animation\">\u300c\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u6642\u8a08\u300d<\/span>\u306e\u57fa\u672c\u3067\u3059\u3002<\/p>\n<h2 class=\"sc_heading solid blue\"><span class=\"sc_title\">\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u66f4\u65b0\u306b\u306fsetInterval\u3092\u4f7f\u3046<\/span><\/h2>\n<p>\u300c1\u79d2\u3054\u3068\u306b\u6642\u523b\u3092\u66f4\u65b0\u3059\u308b\u300d\u305f\u3081\u306b\u4f7f\u3046\u306e\u304c <span class=\"fontbackground\" style=\"background:;\">setInterval<\/span> \u95a2\u6570\u3067\u3059\u3002<\/p>\n<p>\u3053\u308c\u306f\u6307\u5b9a\u3057\u305f\u6642\u9593\u3054\u3068\u306b\u3001\u7279\u5b9a\u306e\u95a2\u6570\u3092\u81ea\u52d5\u3067\u7e70\u308a\u8fd4\u3057\u5b9f\u884c\u3057\u3066\u304f\u308c\u308b\u4fbf\u5229\u306a\u4ed5\u7d44\u307f\u3067\u3059\u3002<\/p>\n<pre class=\"line-numbers\"><code class=\"language-js\"> <span class=\"fontbackground\" style=\"background:#f5f5f5;\"> setInterval(showTime, 1000); \/\/ 1000\u30df\u30ea\u79d2\uff1d1\u79d2\u3054\u3068\u306bshowTime\u95a2\u6570\u3092\u5b9f\u884c <\/span> <\/code><\/pre>\n<h2 class=\"sc_heading solid blue\"><span class=\"sc_title\">HTML\uff0bJavaScript\u306e\u5b8c\u6210\u30b3\u30fc\u30c9<\/span><\/h2>\n<p>\u4ee5\u4e0b\u304c\u3001\u5b9f\u969b\u306bWeb\u30da\u30fc\u30b8\u306b\u8cbc\u308a\u4ed8\u3051\u3066\u52d5\u304b\u305b\u308b\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u3067\u3059\u3002<\/p>\n<p class=\"codepen\" data-height=\"300\" data-default-tab=\"html,result\" data-slug-hash=\"JodPEKG\" 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\/JodPEKG\"><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><br \/>\n\u30dd\u30a4\u30f3\u30c8\u306f<span class=\"fontbackground\" style=\"background:;\"> padStart(2, '0') <\/span>\u3092\u4f7f\u3063\u3066\u30011\u6841\u306e\u6642\u523b\u3082\u300c08:03:05\u300d\u306e\u3088\u3046\u306b2\u6841\u8868\u793a\u306b\u63c3\u3048\u308b\u3068\u3053\u308d\u3067\u3059\u3002<\/p>\n<h2 class=\"sc_heading solid blue\"><span class=\"sc_title\">CSS\u3067\u30c7\u30b8\u30bf\u30eb\u98a8\u306b\u30b9\u30bf\u30a4\u30ea\u30f3\u30b0<\/span><\/h2>\n<p>\u8868\u793a\u3055\u308c\u308b\u6642\u523b\u306b\u30b9\u30bf\u30a4\u30eb\u3092\u3064\u3051\u3066\u3001\u898b\u3084\u3059\u304f\u304b\u3063\u3053\u3088\u304f\u3059\u308b\u306e\u3082\u5927\u4e8b\u3067\u3059!<br \/>\n\u4ee5\u4e0b\u306f\u3001\u30b7\u30f3\u30d7\u30eb\u3067\u4f7f\u3044\u3084\u3059\u3044\u30b9\u30bf\u30a4\u30eb\u306e\u4f8b\u3067\u3059\u3002<\/p>\n<p class=\"codepen\" data-height=\"300\" data-default-tab=\"html,result\" data-slug-hash=\"dPobNvv\" 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\/dPobNvv\"><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><br \/>\n\u80cc\u666f\u3092\u6697\u304f\u3001\u30d5\u30a9\u30f3\u30c8\u3092\u30e2\u30ce\u30b9\u30da\u30fc\u30b9\u7cfb\u306b\u3059\u308b\u3060\u3051\u3067\u3001\u3050\u3063\u3068\u300c\u30c7\u30b8\u30bf\u30eb\u6642\u8a08\u300d\u611f\u304c\u51fa\u3066\u304d\u307e\u3059\u3002<\/p>\n<h2 class=\"sc_heading solid blue\"><span class=\"sc_title\">\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u6642\u8a08\u306e\u4f7f\u3044\u3069\u3053\u308d\u30a2\u30a4\u30c7\u30a2<\/span><\/h2>\n<p>\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u6642\u8a08\u306f\u3061\u3087\u3063\u3068\u3057\u305f\u6a5f\u80fd\u3067\u3059\u304c\u3001\u30e6\u30fc\u30b6\u30fc\u4f53\u9a13\uff08UX\uff09\u3092\u9ad8\u3081\u308b\u306e\u306b\u52b9\u679c\u7684\u3067\u3059\u3002<\/p>\n<div class=\"sc_designlist ol radius solid blue\">\n<ol>\n<li>\u30d8\u30c3\u30c0\u30fc\u306b\u8868\u793a\u3057\u3066\u300c\u52d5\u304d\u300d\u3092\u6301\u305f\u305b\u308b<\/li>\n<li>\u696d\u52d9\u30a2\u30d7\u30ea\u30fb\u52e4\u6020\u7ba1\u7406\u306e\u30b5\u30d6\u8868\u793a<\/li>\n<li>\u30a4\u30d9\u30f3\u30c8\u3084\u30ad\u30e3\u30f3\u30da\u30fc\u30f3\u306e\u30ab\u30a6\u30f3\u30c8\u30c0\u30a6\u30f3\u5c0e\u5165\u306e\u524d\u6bb5\u3068\u3057\u3066<\/li>\n<\/ol>\n<\/div>\n<p>\u6642\u8a08\u3060\u3051\u3067\u3082\u3001\u300c\u3044\u307e\u3092\u4f1d\u3048\u308b\u300d\u8868\u73fe\u3068\u3057\u3066\u5341\u5206\u306b\u4fa1\u5024\u304c\u3042\u308b\u3093\u3067\u3059\u3088\u3002<\/p>\n<h2 class=\"sc_heading solid blue\"><span class=\"sc_title\">\u307e\u3068\u3081<\/span><\/h2>\n<p>\u4eca\u56de\u306f\u3001JavaScript\u3060\u3051\u3067<span class=\"sc_marker-animation\">\u300c\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u6642\u8a08\u300d<\/span>\u3092\u4f5c\u308b\u65b9\u6cd5\u3092\u3054\u7d39\u4ecb\u3057\u307e\u3057\u305f\u3002<\/p>\n<p>\u300c\u52d5\u7684\u306a\u60c5\u5831\u3092\u8868\u793a\u3059\u308b\u300d\u3068\u3044\u3046\u4f53\u9a13\u306f\u3001\u305d\u308c\u3060\u3051\u3067\u30b5\u30a4\u30c8\u3078\u306e\u4fe1\u983c\u611f\u3084\u6d3b\u6c17\u3092\u611f\u3058\u3055\u305b\u308b\u6f14\u51fa\u306b\u306a\u308a\u307e\u3059!<\/p>\n<p>\u7279\u306bJavaScript\u306b\u6163\u308c\u3066\u3044\u306a\u3044\u65b9\u3067\u3082\u3001\u4eca\u65e5\u7d39\u4ecb\u3057\u305f\u30b3\u30fc\u30c9\u306f<span class=\"sc_marker-animation\">\u305d\u306e\u307e\u307e\u30b3\u30d4\u30da\u3067\u52d5\u304f\u306e\u3067\u3001\u305c\u3072\u6c17\u8efd\u306b\u8a66\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002<\/span><\/p>\n<p>Web\u30b5\u30a4\u30c8\u306b\u201c\u6642\u306e\u6d41\u308c\u201d\u3092\u611f\u3058\u3055\u305b\u308b\u5c0f\u3055\u306a\u5de5\u592b\u3001\u59cb\u3081\u3066\u307f\u307e\u305b\u3093\u304b\uff1f<\/p>\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\" 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class=\"wp-caption-text\"><a href=\"https:\/\/satokotadesign.com\/contact\/\" target=\"_blank\" rel=\"noopener\">\u9759\u5ca1\u770c\u6d5c\u677e\u5e02\u3067\u30db\u30fc\u30e0\u30da\u30fc\u30b8\u5236\u4f5c\u306a\u3089satokotadesign<\/a><\/figcaption><\/figure><\/p>\n\n","protected":false},"excerpt":{"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 Web\u30b5\u30a4\u30c8\u306b\u3061\u3087\u3063\u3068\u3057\u305f\u52d5\u304d\u3092\u52a0\u3048\u305f\u3044\u3068\u304d\u3001JavaScript\u3067\u4f5c\u308b\u300c\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u6642\u8a08\u300d\u306f\u3068\u3066\u3082\u5f79\u7acb\u3064\u30c6\u30af\u30cb\u30c3\u30af\u306e\u4e00\u3064\u3067\u3059\u3002 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