{"id":608,"date":"2023-10-13T20:32:36","date_gmt":"2023-10-13T11:32:36","guid":{"rendered":"https:\/\/fastest.jp\/blog\/?p=608"},"modified":"2023-10-13T20:32:43","modified_gmt":"2023-10-13T11:32:43","slug":"time-to-interactive","status":"publish","type":"post","link":"https:\/\/fastest.jp\/blog\/time-to-interactive\/","title":{"rendered":"Time to Interactive\uff08TTI\uff09\u3068\u306f\uff1f\u6982\u8981\u304b\u3089\u6539\u5584\u65b9\u6cd5\u307e\u3067\u89e3\u8aac"},"content":{"rendered":"\n

\u203bTime to Interactive\uff08TTI\uff09\u306f2023\u5e742\u6708\u306e Lighthouse 10 \u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u306b\u3088\u308a\u5ec3\u6b62\u3055\u308c\u307e\u3057\u305f\u3002<\/font><\/p>\n\n\n\n

TTI \u3068\u306f\u3001\u8aad\u307f\u8fbc\u307f\u306e\u5fdc\u7b54\u6027\u3092\u793a\u3059\u6307\u6a19\u3067\u3059\u3002
\u30da\u30fc\u30b8\u306e\u8aad\u307f\u8fbc\u307f\u304c\u958b\u59cb\u3057\u3066\u304b\u3089\u30e6\u30fc\u30b6\u30fc\u304c\u64cd\u4f5c\u53ef\u80fd\u306b\u306a\u308b\u307e\u3067\u306e\u6642\u9593\u3092\u8a08\u6e2c\u3057\u307e\u3059\u3002<\/span><\/p>\n\n\n\n

\u30da\u30fc\u30b8\u304c\u8868\u793a\u3055\u308c\u3066\u3044\u308b\u306e\u306b\u64cd\u4f5c\u304c\u3067\u304d\u306a\u3044\u5834\u5408\u3001\u30e6\u30fc\u30b6\u30fc\u306f\u82db\u7acb\u3061\u3092\u899a\u3048\u305f\u308a\u3001\u3059\u3050\u306b\u96e2\u8131\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/span>
\u305d\u306e\u305f\u3081\u3001TTI \u306e\u6539\u5584\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n\n\n\n

\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001TTI \u306e\u6982\u8981\u304b\u3089\u6539\u5584\u65b9\u6cd5\u307e\u3067\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n\n\n\n\n\n

TTI \u3068\u306f<\/h2>\n\n\n\n

TTI \u306f\u524d\u8ff0\u3057\u305f\u901a\u308a\u3001\u30da\u30fc\u30b8\u306e\u8aad\u307f\u8fbc\u307f\u304c\u958b\u59cb\u3057\u3066\u304b\u3089\u30e6\u30fc\u30b6\u30fc\u304c\u64cd\u4f5c\u53ef\u80fd\u306b\u306a\u308b\u307e\u3067\u306e\u6642\u9593\u3092\u8a08\u6e2c\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

\u4ee5\u4e0b\u306e\u56f3\u306f\u3001TTI \u306e\u8a08\u6e2c\u306e\u6d41\u308c\u3092\u8996\u899a\u5316\u3057\u305f\u3082\u306e\u3067\u3059\u3002<\/p>\n\n\n\n

\"TTI<\/figure>\n\n\n\n

TTI \u306e\u5024\u306f\u3001\u4ee5\u4e0b\u306e\u624b\u9806\u3067\u6c7a\u5b9a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

\u2460\u30da\u30fc\u30b8\u306e\u8aad\u307f\u8fbc\u307f\u958b\u59cb\uff080\u79d2\u5730\u70b9\uff09\u304b\u3089\u8a08\u6e2c\u3092\u958b\u59cb\u3057\u307e\u3059\u3002<\/span>

\u2461\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30ea\u30af\u30a8\u30b9\u30c8\u304c2\u3064\u4ee5\u4e0b\u3067\u3042\u308a\u3001\u3055\u3089\u306b\u30e1\u30a4\u30f3\u30b9\u30ec\u30c3\u30c9\u306b\u30ed\u30f3\u30b0\u30bf\u30b9\u30af\u304c\u306a\u3044\u72b6\u614b\u304c5\u79d2\u4ee5\u4e0a\u7d9a\u304f\u671f\u9593\u3092\u63a2\u3057\u307e\u3059\u3002<\/span>

\u30ed\u30f3\u30b0\u30bf\u30b9\u30af\u306f\u300150\u30df\u30ea\u79d2\u4ee5\u4e0a\u306e\u30bf\u30b9\u30af\u3092\u6307\u3057\u307e\u3059\u3002<\/span>
\u30ed\u30f3\u30b0\u30bf\u30b9\u30af\u306e\u4f8b\u3068\u3057\u3066\u306f\u3001\u30da\u30fc\u30b8\u306e\u63cf\u5199\u3084\u30b3\u30fc\u30c9\u306e\u51e6\u7406\u306a\u3069\u304c\u3042\u308a\u307e\u3059\u3002

\u2462FCP\u304b\u3089\u2461\u3067\u767a\u898b\u3057\u305f\u671f\u9593\u306e\u9593\u3067\u3001\u4e00\u756a\u6700\u5f8c\u306b\u73fe\u308c\u308b\u30ed\u30f3\u30b0\u30bf\u30b9\u30af\u3092\u63a2\u3057\u307e\u3059\u3002<\/span>
FCP \u306f First Contentful Paint \u306e\u7565\u3067\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u30da\u30fc\u30b8\u4e0a\u3067\u521d\u3081\u3066\u30a2\u30af\u30b7\u30e7\u30f3\u3092\u884c\u3063\u305f\u3068\u304d\u306b\u3001\u30d6\u30e9\u30a6\u30b6\u304c\u5fdc\u7b54\u3059\u308b\u307e\u3067\u306b\u304b\u304b\u308b\u6642\u9593\u3067\u3059\u3002

\u753b\u50cf\u306e\u4f8b\u3067\u306f\u30012.5\u79d2\u304b\u30899.5\u79d2\u306e\u9593\u306b\u3042\u308b\u30ed\u30f3\u30b0\u30bf\u30b9\u30af\u304c\u8a72\u5f53\u3057\u307e\u3059\u3002
\u30ed\u30f3\u30b0\u30bf\u30b9\u30af\u304c\u898b\u3064\u304b\u3089\u306a\u304b\u3063\u305f\u5834\u5408\u3001FCP \u307e\u3067\u9061\u308a\u307e\u3059\u3002<\/p>\n\n\n\n

\u2463\u2462\u3067\u767a\u898b\u3057\u305f\u30ed\u30f3\u30b0\u30bf\u30b9\u30af\u306e\u7d42\u4e86\u6642\u9593\u304c TTI \u3068\u306a\u308a\u307e\u3059\u3002<\/span>
\u753b\u50cf\u306e\u4f8b\u3067\u306f\u3001TTI \u306f\u30ed\u30f3\u30b0\u30bf\u30b9\u30af\u306e\u7d42\u4e86\u6642\u9593\u3067\u3042\u308b3.8\u79d2\u3068\u306a\u308a\u307e\u3059\u3002
\u30ed\u30f3\u30b0\u30bf\u30b9\u30af\u304c\u898b\u3064\u304b\u3089\u306a\u304b\u3063\u305f\u5834\u5408\u3001FCP \u3068\u540c\u3058\u5024\uff082.5\u79d2\uff09\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n

Lighthouse \u306e\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u306b\u3088\u308a\u300cTTI\u300d\u304c\u5ec3\u6b62\u306b<\/h2>\n\n\n\n

2023\u5e742\u6708\u306b Lighthouse 10 \u304c\u30ea\u30ea\u30fc\u30b9\u3055\u308c\u307e\u3057\u305f\u3002
\u3053\u306e\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u306b\u3088\u308a\u3001Lighthouse \u306e\u30b9\u30b3\u30a2\u306e\u6307\u6a19\u3067\u3042\u3063\u305f TTI \u304c\u5ec3\u6b62\u3055\u308c\u307e\u3057\u305f\u3002<\/p>\n\n\n\n

Google \u304c\u516c\u958b\u3057\u305f\u30d6\u30ed\u30b0\u3067\u306f\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u793a\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n

\n

\u7531\u7dd2\u3042\u308bTime to Interactive (TTI)\u30e1\u30c8\u30ea\u30c3\u30af\u306f Lighthouse 10 \u3067\u524a\u9664\u3055\u308c\u3001Lighthouse 8 \u3067\u958b\u59cb\u3055\u308c\u305f\u975e\u63a8\u5968\u30d7\u30ed\u30bb\u30b9\u304c\u7d42\u4e86\u3057\u307e\u3059\u3002TTI \u306e 10% \u306e\u30b9\u30b3\u30a2\u306e\u91cd\u307f\u306f\u7d2f\u7a4d\u30ec\u30a4\u30a2\u30a6\u30c8 \u30b7\u30d5\u30c8 (CLS)\u306b\u79fb\u884c\u3057\u3066\u304a\u308a\u3001\u73fe\u5728\u306f\u5168\u4f53\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9 \u30b9\u30b3\u30a2\u306e 25% \u3092\u5360\u3081\u308b\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n

\uff08\u4e2d\u7565\uff09<\/p>\n\n\n\n

\u307b\u3068\u3093\u3069\u306e\u30da\u30fc\u30b8\u306f TTI \u3088\u308a\u3082 CLS \u306e\u65b9\u304c\u30b9\u30b3\u30a2\u304c\u9ad8\u3044\u50be\u5411\u304c\u3042\u308b\u305f\u3081\u3001\u3053\u308c\u306b\u3088\u308a\u307b\u3068\u3093\u3069\u306e\u30da\u30fc\u30b8\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9 \u30b9\u30b3\u30a2\u304c\u5411\u4e0a\u3059\u308b\u3068\u4e88\u60f3\u3055\u308c\u307e\u3059\u3002\u6700\u65b0\u306e HTTP \u30a2\u30fc\u30ab\u30a4\u30d6\u5b9f\u884c\u3067\u306e 1,300 \u4e07\u30da\u30fc\u30b8\u306e\u8aad\u307f\u8fbc\u307f\u306e\u5206\u6790\u3067\u306f\u3001\u305d\u308c\u3089\u306e\u30da\u30fc\u30b8\u306e 90% \u3067 Lighthouse \u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9 \u30b9\u30b3\u30a2\u306e\u5411\u4e0a\u304c\u898b\u3089\u308c\u3001\u305d\u306e\u3046\u3061\u306e 50% \u3067 5 \u30dd\u30a4\u30f3\u30c8\u4ee5\u4e0a\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u5411\u4e0a\u304c\u898b\u3089\u308c\u307e\u3057\u305f\u3002<\/p>\nWhat\u2019s new in Lighthouse 10 \u2013 Chrome Developers
https:\/\/developer.chrome.com\/blog\/lighthouse-10-0\/<\/a><\/cite><\/blockquote>\n\n\n\n

CLS \u306f\u3001Core Web Vitals \u306e\u6307\u6a19\u306e\u3072\u3068\u3064\u3067\u3059\u3002
\u30da\u30fc\u30b8\u306e\u8aad\u307f\u8fbc\u307f\u306b\u5fdc\u3058\u3066\u767a\u751f\u3059\u308b\u30ec\u30a4\u30a2\u30a6\u30c8\u306e\u30ba\u30ec\u3092\u8a55\u4fa1\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

\u3053\u306e\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u3088\u308a\u3001\u30da\u30fc\u30b8\u30b9\u30d4\u30fc\u30c9\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u30b9\u30b3\u30a2\u306b\u304a\u3051\u308b Core Web Vitals \u306e\u6bd4\u91cd\u3082\u5897\u3048\u305f\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002
\u305d\u306e\u305f\u3081\u3001\u3053\u308c\u307e\u3067\u4ee5\u4e0a\u306b Core Web Vitals \u306e\u6539\u5584\u304c\u91cd\u8981\u306b\u306a\u308a\u307e\u3059\u3002<\/span><\/p>\n\n\n\n

Lighthouse 10 \u306e\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u77e5\u308a\u305f\u3044\u65b9\u306f\u3001\u4ee5\u4e0b\u3092\u3054\u89a7\u304f\u3060\u3055\u3044\u3002
\u30fb\u3010\u53c2\u8003\u3011\u3010Lighthouse 10\u3011Google \u306e Lighthouse \u304c\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\uff01\u30b9\u30b3\u30a2\u306e\u8a55\u4fa1\u9805\u76ee\u300cTTI\u300d\u5ec3\u6b62\u3084\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u306e\u9805\u76ee\u5909\u66f4\u306a\u3069<\/a><\/p>\n\n\n\n

TTI \u306e\u6539\u5584\u65b9\u6cd5<\/h2>\n\n\n\n

\u3053\u306e\u7ae0\u3067\u306f\u3001TTI \u306e\u6539\u5584\u65b9\u6cd5\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

TTI \u306e\u6539\u5584\u65b9\u6cd5\u306f\u5927\u304d\u304f\u5206\u3051\u3066\u4ee5\u4e0b\u306e3\u3064\u3067\u3059\u3002<\/p>\n\n\n\n

\u30fb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30ea\u30af\u30a8\u30b9\u30c8\u6570\u3092\u6e1b\u3089\u3059
\u30fb\u9577\u6642\u9593\u306e\u30bf\u30b9\u30af\u3092\u6539\u5584\u3059\u308b
\u30fb\u30e1\u30a4\u30f3\u30b9\u30ec\u30c3\u30c9\u306e\u4f5c\u696d\u3092\u6291\u3048\u308b<\/p>\n\n\n\n

\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30ea\u30af\u30a8\u30b9\u30c8\u6570\u3092\u6e1b\u3089\u3059<\/h3>\n\n\n\n
\"\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30ea\u30af\u30a8\u30b9\u30c8\u306e\u6982\u5ff5\u56f3\"\/<\/figure>\n\n\n\n

\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30ea\u30af\u30a8\u30b9\u30c8\u3068\u306f\u3001\u30d6\u30e9\u30a6\u30b6\u304c Web \u30b5\u30a4\u30c8\u3092\u8868\u793a\u3059\u308b\u305f\u3081\u306b\u5fc5\u8981\u306a\u60c5\u5831\u3092\u30b5\u30fc\u30d0\u30fc\u304b\u3089\u53d6\u5f97\u3059\u308b\u305f\u3081\u306b\u9001\u4fe1\u3092\u8981\u6c42\u3059\u308b\u3053\u3068\u3067\u3059\u3002<\/span>
\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30ea\u30af\u30a8\u30b9\u30c8\u6570\u3092\u6e1b\u3089\u3059\u65b9\u6cd5\u3068\u3057\u3066\u3001\u5916\u90e8\u3068\u306e\u9023\u643a\u30c4\u30fc\u30eb\u3092\u6e1b\u3089\u3059\u3053\u3068\u304c\u6709\u52b9\u3067\u3059\u3002<\/span><\/p>\n\n\n\n

\u30a2\u30af\u30bb\u30b9\u89e3\u6790\u306e\u305f\u3081\u306b Google \u30a2\u30ca\u30ea\u30c6\u30a3\u30af\u30b9\u3092\u5229\u7528\u3057\u305f\u308a\u3001SNS \u306e\u30b7\u30a7\u30a2\u30dc\u30bf\u30f3\u3092\u30b5\u30a4\u30c8\u5185\u306b\u914d\u7f6e\u3059\u308b\u305f\u3081\u306b\u306f\u3001HTML \u5185\u306b\u30bf\u30b0\u3092\u57cb\u3081\u8fbc\u3080\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n

\u3057\u304b\u3057\u3001\u3053\u308c\u3089\u306e\u30bf\u30b0\u306f Web \u30b5\u30a4\u30c8\u306e\u8aad\u307f\u8fbc\u307f\u4e2d\u306b\u5225\u306e\u30b5\u30fc\u30d0\u30fc\u304b\u3089\u30ea\u30bd\u30fc\u30b9\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u307e\u3059\u3002
\u305d\u306e\u305f\u3081\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30ea\u30af\u30a8\u30b9\u30c8\u6570\u304c\u5897\u52a0\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

\u5916\u90e8\u3068\u306e\u9023\u643a\u30c4\u30fc\u30eb\u3092\u6e1b\u3089\u3057\u3066\u3001TTI \u306e\u30b9\u30b3\u30a2\u3092\u6539\u5584\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n

\u9577\u6642\u9593\u306e\u30bf\u30b9\u30af\u3092\u6539\u5584\u3059\u308b<\/h3>\n\n\n\n

\u9577\u6642\u9593\u306e\u30bf\u30b9\u30af\u3092\u5b9f\u884c\u3057\u3066\u3044\u308b\u5834\u5408\u3001\u305d\u306e\u30bf\u30b9\u30af\u304c\u7d42\u308f\u308b\u307e\u3067\u30e6\u30fc\u30b6\u30fc\u306f\u64cd\u4f5c\u3092\u884c\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u305b\u3093\u3002<\/span>
\u305d\u306e\u305f\u3081\u3001TTI \u306e\u30b9\u30b3\u30a2\u306f\u4f4e\u4e0b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

\u9577\u6642\u9593\u306e\u30bf\u30b9\u30af\u3092\u6539\u5584\u3059\u308b\u65b9\u6cd5\u3068\u3057\u3066\u306f\u3001\u4ee5\u4e0b\u306e4\u3064\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n

\u30fbDOMContentLoaded(DCL)\u307e\u3067\u306e\u6642\u9593\u3092\u77ed\u304f\u3059\u308b
\u30fbJavaScript \u3092\u6700\u9069\u5316\u3059\u308b
\u30fb\u5916\u90e8\u30ea\u30bd\u30fc\u30b9\u3078\u4e8b\u524d\u306b\u63a5\u7d9a\u3059\u308b
\u30fb\u9045\u5ef6\u8aad\u307f\u8fbc\u307f\u3092\u884c\u3046<\/p>\n\n\n\n

DOMContentLoaded\uff08DCL\uff09\u307e\u3067\u306e\u6642\u9593\u3092\u77ed\u304f\u3059\u308b<\/h4>\n\n\n\n

DOM \u3068\u306f\u3001\u300cDocument Object Model\u300d \u306e\u7565\u3067\u3001Web \u30da\u30fc\u30b8\u3084 HTML \u6587\u66f8\u306a\u3069\u306e\u6587\u66f8\u69cb\u9020\u3092\u30d7\u30ed\u30b0\u30e9\u30e0\u3067\u6271\u3046\u305f\u3081\u306e\u8868\u73fe\u65b9\u6cd5\u3067\u3059\u3002
DCL \u3068\u306f\u3001HTML \u6587\u66f8\u306e\u5168\u3066\u306e\u8981\u7d20\uff08DOM \u30ce\u30fc\u30c9\uff09\u304c\u5b8c\u5168\u306b\u8aad\u307f\u8fbc\u307e\u308c\u3001\u89e3\u6790\u3055\u308c\u305f\u6642\u70b9\u3067\u767a\u751f\u3059\u308b\u30a4\u30d9\u30f3\u30c8\u3067\u3059\u3002<\/p>\n\n\n\n

DCL \u304c\u9045\u3044\u3068\u305d\u306e\u5206 TTI \u304c\u5f8c\u308d\u306b\u305a\u308c\u8fbc\u307f\u307e\u3059\u3002
HTML \u3092\u7c21\u7565\u5316\u3057\u305f\u308a\u3001\u4e0d\u8981\u306a\u30bf\u30b0\u3092\u6392\u9664\u3057\u3066 DCL \u307e\u3067\u306e\u6642\u9593\u3092\u6539\u5584\u3057\u307e\u3057\u3087\u3046\u3002<\/span><\/p>\n\n\n\n

JavaScript \u3092\u6700\u9069\u5316\u3059\u308b<\/h4>\n\n\n\n

\u30da\u30fc\u30b8\u306b\u591a\u304f\u306e JavaScript \u304c\u542b\u307e\u308c\u3066\u3044\u308b\u5834\u5408\u3001\u30d7\u30ed\u30b0\u30e9\u30e0 \u306e\u5b9f\u884c\u306b\u6642\u9593\u304c\u304b\u304b\u308a\u307e\u3059\u3002
\u30bf\u30b9\u30af1\u3064\u3042\u305f\u308a\u306e\u6642\u9593\u304c\u9577\u304f\u306a\u308b\u305f\u3081\u3001TTI \u306e\u5897\u52a0\u306b\u3064\u306a\u304c\u308a\u307e\u3059\u3002<\/span>
\u305d\u306e\u305f\u3081\u3001JavaScript \u3092\u6700\u9069\u5316\u3059\u308b\u3053\u3068\u3067 TTI \u3092\u6539\u5584\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n

\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u306e\u77e5\u8b58\u304c\u306a\u304f\u3001\u8abf\u6574\u304c\u96e3\u3057\u3044\u5834\u5408\u306f\u5c02\u7528\u306e\u30c4\u30fc\u30eb\u3092\u4f7f\u3046\u3053\u3068\u3067\u7c21\u5358\u306b\u6700\u9069\u5316\u3067\u304d\u307e\u3059\u3002
\u307e\u305f\u3001 WordPress \u3092\u5229\u7528\u3057\u3066\u3044\u308b\u65b9\u306f\u30d7\u30e9\u30b0\u30a4\u30f3\u3092\u5229\u7528\u3059\u308b\u3053\u3068\u3067 JavaScript \u3092\u5727\u7e2e\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n

\u305f\u3060\u3057\u3001\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u306e\u6700\u9069\u5316\u3092\u3057\u305f\u7d50\u679c\u6b63\u3057\u304f\u52d5\u4f5c\u3057\u306a\u304f\u306a\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u306e\u3067\u3001\u5727\u7e2e\u3059\u308b\u5834\u5408\u306f\u4e0d\u5177\u5408\u304c\u751f\u3058\u3066\u3044\u306a\u3044\u304b\u78ba\u8a8d\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/span><\/p>\n\n\n\n

\u5916\u90e8\u30ea\u30bd\u30fc\u30b9\u3078\u4e8b\u524d\u306b\u63a5\u7d9a\u3059\u308b<\/h4>\n\n\n\n

Web \u30da\u30fc\u30b8\u3067\u306f\u3001JavaScript \u3084 Web \u30d5\u30a9\u30f3\u30c8\u306a\u3069\u306e\u5916\u90e8\u30ea\u30bd\u30fc\u30b9\u3092\u8aad\u307f\u8fbc\u307f\u307e\u3059\u3002
\u3053\u308c\u306b\u3088\u3063\u3066\u3001\u30da\u30fc\u30b8\u306e\u8aad\u307f\u8fbc\u307f\u6642\u306e\u30bf\u30b9\u30af\u304c\u5897\u3048\u308b\u305f\u3081\u3001TTI \u306e\u5897\u52a0\u306b\u3064\u306a\u304c\u308a\u307e\u3059\u3002<\/span><\/p>\n\n\n\n

\u5916\u90e8\u30ea\u30bd\u30fc\u30b9\u306b\u4e8b\u524d\u306b\u63a5\u7d9a\u3057\u3066\u304a\u304f\u3053\u3068\u3067\u3001TTI \u306e\u30b9\u30b3\u30a2\u3092\u6539\u5584\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002
\u4f8b\u3048\u3070\u3001link \u8981\u7d20\u306e rel \u5c5e\u6027\u306b preconnect \u3092\u6307\u5b9a\u3059\u308b\u3053\u3068\u3067\u30ea\u30f3\u30af\u5148\u3078\u4e8b\u524d\u306b\u63a5\u7d9a\u304c\u53ef\u80fd\u3067\u3059\u3002<\/p>\n\n\n\n

link rel=\"preconnect\" href=\"https:\/\/example.com\"<\/code><\/pre>\n\n\n\n

\u9045\u5ef6\u8aad\u307f\u8fbc\u307f\u3092\u884c\u3046<\/h4>\n\n\n\n
\u753b\u50cf\u30c7\u30fc\u30bf\u306f\u30c6\u30ad\u30b9\u30c8\u30c7\u30fc\u30bf\u306b\u6bd4\u3079\u3066\u30d5\u30a1\u30a4\u30eb\u5bb9\u91cf\u304c\u5927\u304d\u3044\u50be\u5411\u306b\u3042\u308a\u307e\u3059\u3002
\u753b\u50cf\u306e\u8aad\u307f\u8fbc\u307f\u306f\u9577\u6642\u9593\u306e\u30bf\u30b9\u30af\u3068\u306a\u3063\u3066\u3057\u307e\u3046\u306e\u3067\u3001\u30d3\u30e5\u30fc\u30dd\u30fc\u30c8\u5916\u306e\u753b\u50cf\u306b\u95a2\u3057\u3066\u306f\u9045\u5ef6\u8aad\u307f\u8fbc\u307f\u3092\u884c\u3046\u3053\u3068\u3067 TTI \u3092\u6539\u5584\u3067\u304d\u307e\u3059\u3002<\/span><\/p>\n\n\n\n
\u30e1\u30a4\u30f3\u30b9\u30ec\u30c3\u30c9\u306e\u4f5c\u696d\u3092\u6291\u3048\u308b<\/h3>\n\n\n\n
\u30b9\u30ec\u30c3\u30c9\u3068\u306f\u3001\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u51e6\u7406\u304c\u884c\u308f\u308c\u308b\u5834\u6240\u3067\u3001\u30e1\u30a4\u30f3\u30b9\u30ec\u30c3\u30c9\u306f\u305d\u306e\u4e2d\u3067\u3082\u753b\u9762\u306e\u8868\u793a\u3084\u753b\u50cf\u306e\u8aad\u307f\u8fbc\u307f\u306a\u3069\u91cd\u8981\u306a\u4f5c\u696d\u3092\u51e6\u7406\u3057\u307e\u3059\u3002<\/span>
\u30e1\u30a4\u30f3\u30b9\u30ec\u30c3\u30c9\u306e\u4f5c\u696d\u3092\u6291\u3048\u308b\u65b9\u6cd5\u3068\u3057\u3066\u306f\u3001Web \u30ef\u30fc\u30ab\u30fc\u306e\u4f7f\u7528\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n
Web \u30ef\u30fc\u30ab\u30fc\u3068\u306f\u3001\u30e1\u30a4\u30f3\u30b9\u30ec\u30c3\u30c9\u3067\u884c\u308f\u308c\u308b\u30bf\u30b9\u30af\u3092\u30d0\u30c3\u30af\u30b0\u30e9\u30a6\u30f3\u30c9\u30b9\u30ec\u30c3\u30c9\u3067\u5b9f\u884c\u3059\u308b\u305f\u3081\u306e\u65b9\u6cd5\u3067\u3059\u3002<\/span>
\u3053\u308c\u3092\u5229\u7528\u3059\u308b\u3053\u3068\u3067\u30e1\u30a4\u30f3\u30b9\u30ec\u30c3\u30c9\u306e\u4f5c\u696d\u3092\u6291\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u3001TTI \u306e\u6539\u5584\u306b\u3064\u306a\u304c\u308a\u307e\u3059\u3002<\/span><\/p>\n\n\n\n
\u307e\u3068\u3081<\/h2>\n\n\n\n
\u672c\u8a18\u4e8b\u3067\u306f\u3001TTI \u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u307e\u3057\u305f\u3002<\/p>\n\n\n\n
TTI \u306f Lighthouse 10 \u306e\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u306b\u3088\u308a\u5ec3\u6b62\u3055\u308c\u3001Lighthouse \u3084 PageSpeed Insights \u3067\u306f\u8a08\u6e2c\u3067\u304d\u306a\u304f\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n\n\n\n
\u3057\u304b\u3057\u3001TTI \u306e\u6539\u5584\u65b9\u6cd5\u306f Core Web Vitals \u306e\u6307\u6a19\u306e\u6539\u5584\u306b\u3082\u5f79\u7acb\u3064\u306e\u3067\u3001\u512a\u5148\u9806\u4f4d\u3092\u3064\u3051\u3066\u5b9f\u65bd\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n
\u306a\u304a\u3001\u5f53\u793e\u3067\u306f\u30da\u30fc\u30b8\u306e\u8868\u793a\u901f\u5ea6\u306e\u6539\u5584\u30921\u30af\u30ea\u30c3\u30af\u3067\u884c\u3048\u308b\u30e9\u30f3\u30c7\u30a3\u30f3\u30b0\u30da\u30fc\u30b8\u9ad8\u901f\u5316\u30c4\u30fc\u30eb FasTest\uff08\u30d5\u30a1\u30fc\u30b9\u30c6\u30b9\u30c8\uff09 \u3092\u958b\u767a\u30fb\u8ca9\u58f2\u3057\u3066\u3044\u307e\u3059\u3002
\u7121\u6599\u30c8\u30e9\u30a4\u30a2\u30eb\u3082\u5b9f\u65bd\u3057\u3066\u304a\u308a\u307e\u3059\u306e\u3067\u3001\u3054\u8208\u5473\u306e\u3042\u308b\u65b9\u306f\u305c\u3072\u304a\u6c17\u8efd\u306b\u304a\u554f\u3044\u5408\u308f\u305b\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n
\n  \n    \u7121\u6599\u30c8\u30e9\u30a4\u30a2\u30eb\u306f\u3053\u3061\u3089  <\/a>\n<\/div>\n","protected":false},"excerpt":{"rendered":"
\u203bTime to Interactive\uff08TTI\uff09\u306f2023\u5e742\u6708\u306e Lighthouse 10 \u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u306b\u3088\u308a\u5ec3\u6b62\u3055\u308c\u307e\u3057\u305f\u3002 TTI \u3068\u306f\u3001\u8aad\u307f\u8fbc\u307f\u306e\u5fdc\u7b54\u6027\u3092\u793a\u3059\u6307\u6a19\u3067\u3059\u3002\u30da\u30fc\u30b8\u306e\u8aad\u307f\u8fbc\u307f\u304c\u958b\u59cb\u3057\u3066\u304b\u3089\u30e6\u30fc\u30b6\u30fc\u304c… \u7d9a\u304d\u3092\u8aad\u3080 Time to Interactive\uff08TTI\uff09\u3068\u306f\uff1f\u6982\u8981\u304b\u3089\u6539\u5584\u65b9\u6cd5\u307e\u3067\u89e3\u8aac<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":613,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[],"class_list":["post-608","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-page-speed","entry"],"acf":[],"_links":{"self":[{"href":"https:\/\/fastest.jp\/blog\/wp-json\/wp\/v2\/posts\/608","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fastest.jp\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fastest.jp\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fastest.jp\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fastest.jp\/blog\/wp-json\/wp\/v2\/comments?post=608"}],"version-history":[{"count":5,"href":"https:\/\/fastest.jp\/blog\/wp-json\/wp\/v2\/posts\/608\/revisions"}],"predecessor-version":[{"id":619,"href":"https:\/\/fastest.jp\/blog\/wp-json\/wp\/v2\/posts\/608\/revisions\/619"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/fastest.jp\/blog\/wp-json\/wp\/v2\/media\/613"}],"wp:attachment":[{"href":"https:\/\/fastest.jp\/blog\/wp-json\/wp\/v2\/media?parent=608"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fastest.jp\/blog\/wp-json\/wp\/v2\/categories?post=608"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fastest.jp\/blog\/wp-json\/wp\/v2\/tags?post=608"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}