{"id":11414,"date":"2021-06-09T06:45:01","date_gmt":"2021-06-08T21:45:01","guid":{"rendered":"https:\/\/www.suzukikenichi.com\/blog\/?p=11414"},"modified":"2021-06-09T06:38:36","modified_gmt":"2021-06-08T21:38:36","slug":"google-updates-the-definition-of-lcp","status":"publish","type":"post","link":"https:\/\/www.suzukikenichi.com\/blog\/google-updates-the-definition-of-lcp\/","title":{"rendered":"\u3010\u30b3\u30a2 \u30a6\u30a7\u30d6 \u30d0\u30a4\u30bf\u30eb\u3011CLS\u3068\u540c\u3058\u30bf\u30a4\u30df\u30f3\u30b0\u3067LCP\u306e\u5b9a\u7fa9\u3082\u66f4\u65b0"},"content":{"rendered":"<p class=\"p20-b al-r small\">[\u30ec\u30d9\u30eb: \u4e0a\u7d1a]<\/p>\n<p><a href=\"https:\/\/www.suzukikenichi.com\/blog\/search-console-now-using-new-cls-metrics\/\">Search Console \u3092\u306f\u3058\u3081<\/a>\u3001PageSpeed Insights \u3084 Lighthouse \u306a\u3069\u306e<a href=\"https:\/\/www.suzukikenichi.com\/blog\/change-to-cls-has-been-rolled-out-across-chromes-web-tools-such-as-lighthouse-psi-crux-report\/\">\u30b3\u30a2 \u30a6\u30a7\u30d6 \u30d0\u30a4\u30bf\u30eb\u3092\u6e2c\u5b9a\u3059\u308b\u5404\u7a2e\u30c4\u30fc\u30eb<\/a>\u304c<a href=\"https:\/\/www.suzukikenichi.com\/blog\/google-updates-definition-of-cumulative-layout-shift\/\">\u65b0\u3057\u3044\u5b9a\u7fa9\u3067\u306e CLS<\/a> \u3067\u30b9\u30b3\u30a2\u3092\u6e2c\u5b9a\u3059\u308b\u3088\u3046\u306b 6 \u6708 1 \u65e5\u306b\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u3055\u308c\u307e\u3057\u305f\u3002<\/p>\n<p>\u540c\u3058\u30bf\u30a4\u30df\u30f3\u30b0\u3067 <a href=\"https:\/\/developers.google.com\/web\/tools\/chrome-user-experience-report\/bigquery\/changelog#:~:text=Largest%20Contentful%20Paint%20has%20undergone%20adjustments%20in%20recent%20Chrome%20versions%20and%20has%20been%20updated%20similarly%20in%20CrUX.\">LCP \u306e\u53d6\u5f97\u65b9\u6cd5\u3082\u66f4\u65b0<\/a>\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<div class=\"p40-b\">\n<blockquote><p><a href=\"https:\/\/chromium.googlesource.com\/chromium\/src\/+\/refs\/heads\/main\/docs\/speed\/metrics_changelog\/2020_11_lcp_2.md\">Largest Contentful Paint<\/a> has undergone adjustments in recent Chrome versions and has been updated similarly in CrUX. <\/p><\/blockquote>\n<\/div>\n<h2>\u5f8c\u3067\u30da\u30fc\u30b8\u304b\u3089\u524a\u9664\u3055\u308c\u308b\u8981\u7d20\u306f LCP \u5bfe\u8c61\u306e\u307e\u307e<\/h2>\n<p>\u5909\u66f4\u524d\u5f8c\u3092\u7c21\u6f54\u306b\u6bd4\u8f03\u3059\u308b\u3068\u6b21\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<ul class=\"p40-b\">\n<li><strong>\u5909\u66f4\u524d<\/strong>: \u30da\u30fc\u30b8\u304b\u3089\u8981\u7d20\u304c\u524a\u9664\u3055\u308c\u308b\u3068\uff08DOM \u304b\u3089\u306a\u304f\u306a\u308b\u3068\uff09\u305d\u306e\u8981\u7d20\u306f LCP \u306e\u6709\u52b9\u306a\u5019\u88dc\u3067\u306f\u306a\u304f\u306a\u308a\u3001\u30da\u30fc\u30b8\u306b\u5b58\u5728\u3059\u308b\u5225\u306e\u8981\u7d20\u304b\u3089 LCP \u5019\u88dc\u304c\u9078\u3070\u308c\u308b\u3002LCP \u5019\u88dc\u3092\u898b\u3064\u3051\u308b\u65b0\u305f\u306a\u51e6\u7406\u304c\u3059\u3050\u306b\u767a\u751f\u3059\u308b\u3002<\/li>\n<li><strong>\u5909\u66f4\u5f8c<\/strong>: \u30da\u30fc\u30b8\u304b\u3089\u8981\u7d20\u304c\u524a\u9664\u3055\u308c\u3066\u3082\u305d\u306e\u8981\u7d20\u306f LCP \u5019\u88dc\u306e\u307e\u307e\u3002\u305d\u306e\u8981\u7d20\u3088\u308a\u3082\u5927\u304d\u306a\u30b5\u30a4\u30ba\u306e LCP \u8981\u7d20\u304c\u898b\u3064\u304b\u3063\u305f\u5834\u5408\u306b\u306e\u307f\u3001LCP \u5019\u88dc\u306e\u9078\u629e\u304c\u958b\u59cb\u3055\u308c\u308b\u3002<\/li>\n<\/ul>\n<h2>\u5f71\u97ff\u3092\u53d7\u3051\u308b\u30b5\u30a4\u30c8<\/h2>\n<p>LCP \u53d6\u5f97\u65b9\u6cd5\u306e\u5909\u66f4\u3067\u7279\u306b\u5f71\u97ff\u3092\u53d7\u3051\u305d\u3046\u306a\u306e\u306f\u3001\u540c\u3058\u30b5\u30a4\u30ba\u306e\u753b\u50cf\u3092\u8907\u6570\u56de\u633f\u5165\u3059\u308b\u30b5\u30a4\u30c8\u3067\u3059\u3002<br \/>\u30ab\u30eb\u30fc\u30bb\u30eb\u3092\u4f7f\u3063\u3066\u3044\u305f\u308a\u3001\u30b5\u30fc\u30d0\u30fc\u30b5\u30a4\u30c9\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u3059\u308b JavaScript \u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3092\u4f7f\u3063\u3066\u3044\u305f\u308a\u3059\u308b\u30b5\u30a4\u30c8\u304c\u8a72\u5f53\u3059\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002<\/p>\n<p>\u5f71\u97ff\u306f\u826f\u3044\u5f71\u97ff\u3067\u3059\u3002<br \/>\u901a\u5e38\u306f LCP \u30b9\u30b3\u30a2\u304c\u6539\u5584\u3059\u308b\u3067\u3057\u3087\u3046\u3002<\/p>\n<p>\u3053\u306e LCP \u5b9a\u7fa9\u5909\u66f4\u306f\u30012021 \u5e74 1 \u6708\u306b\u30ea\u30ea\u30fc\u30b9\u3055\u308c\u305f Chrome 88\uff08\u5b89\u5b9a\u7248\uff09\u306e Web API \u306b\u306f\u53cd\u6620\u3055\u308c\u3066\u3044\u307e\u3057\u305f\u304c\u3001CrUX \u306a\u3069\u4e00\u90e8\u306e\u30c4\u30fc\u30eb\u306b\u306f\u53cd\u6620\u3055\u308c\u3066\u3044\u307e\u305b\u3093\u3067\u3057\u305f\u3002<br \/>\u30c4\u30fc\u30eb\u3092\u5229\u7528\u3057\u3066\u3044\u308b\u958b\u767a\u8005\u306f\u8a8d\u8b58\u3057\u3066\u304a\u3044\u3066\u304f\u3060\u3055\u3044\uff08<a href=\"https:\/\/chromium.googlesource.com\/chromium\/src\/+\/refs\/heads\/main\/docs\/speed\/metrics_changelog\/2020_11_lcp_2.md\">\u5909\u66f4\u306e\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u306f\u3053\u3061\u3089<\/a>\uff09\u3002<\/p>\n<p class=\"p60-t\">\u30b3\u30a2 \u30a6\u30a7\u30d6 \u30d0\u30a4\u30bf\u30eb\u306e\u6570\u5024\u3092\u53d6\u5f97\u3057\u3066\u6539\u5584\u306b\u5f79\u7acb\u3066\u3066\u3044\u308b\u30b5\u30a4\u30c8\u306f\u3001\u3053\u3046\u3057\u305f\u5b9a\u7fa9\u306e\u5909\u66f4\u306b\u654f\u611f\u306b\u306a\u3063\u3066\u3044\u305f\u307b\u3046\u304c\u3044\u3044\u3068\u601d\u3044\u307e\u3059\u3002<br \/>\u5404\u7a2e\u30c4\u30fc\u30eb\u306e Changelog \u30da\u30fc\u30b8\u3092\u3053\u307e\u3081\u306b\u78ba\u8a8d\u3057\u305f\u308a\u3001<a href=\"https:\/\/groups.google.com\/a\/chromium.org\/g\/chrome-ux-report-announce\/\">CrUX \u306e Google \u30b0\u30eb\u30fc\u30d7<\/a>\u306b\u53c2\u52a0\u3057\u305f\u308a\u3059\u308b\u3053\u3068\u3092\u30aa\u30b9\u30b9\u30e1\u3057\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>CLS \u306e\u5b9a\u7fa9\u304c\u65b0\u3057\u304f\u306a\u3063\u305f\u306e\u3068\u540c\u3058\u30bf\u30a4\u30df\u30f3\u30b0\u3067 LCP \u306e\u53d6\u5f97\u65b9\u6cd5\u3082\u66f4\u65b0\u3055\u308c\u3066\u3044\u308b\u3002<\/p>\n","protected":false},"author":1,"featured_media":11415,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[758],"tags":[1543,1613],"class_list":["post-11414","post","type-post","status-publish","format-standard","has-post-thumbnail","category-site-design-and-conversion","tag-core-web-vitals","tag-lcp"],"_links":{"self":[{"href":"https:\/\/www.suzukikenichi.com\/blog\/wp-json\/wp\/v2\/posts\/11414","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.suzukikenichi.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.suzukikenichi.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.suzukikenichi.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.suzukikenichi.com\/blog\/wp-json\/wp\/v2\/comments?post=11414"}],"version-history":[{"count":0,"href":"https:\/\/www.suzukikenichi.com\/blog\/wp-json\/wp\/v2\/posts\/11414\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.suzukikenichi.com\/blog\/wp-json\/wp\/v2\/media\/11415"}],"wp:attachment":[{"href":"https:\/\/www.suzukikenichi.com\/blog\/wp-json\/wp\/v2\/media?parent=11414"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.suzukikenichi.com\/blog\/wp-json\/wp\/v2\/categories?post=11414"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.suzukikenichi.com\/blog\/wp-json\/wp\/v2\/tags?post=11414"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}