{"id":9747,"date":"2018-11-27T06:15:18","date_gmt":"2018-11-26T21:15:18","guid":{"rendered":"https:\/\/www.suzukikenichi.com\/blog\/?p=9747"},"modified":"2018-11-27T05:58:09","modified_gmt":"2018-11-26T20:58:09","slug":"two-tips-for-seo-friendly-lazy-loading","status":"publish","type":"post","link":"https:\/\/www.suzukikenichi.com\/blog\/two-tips-for-seo-friendly-lazy-loading\/","title":{"rendered":"SEO\u5411\u304dLazyload\u753b\u50cf\u306b\u95a2\u3059\u308bTIPS\u00d72"},"content":{"rendered":"<p class=\"p20-b al-r small\">[\u30ec\u30d9\u30eb: \u4e0a\u7d1a]<\/p>\n<p class=\"p60-b\"><a href=\"https:\/\/www.suzukikenichi.com\/blog\/google-published-lazyloading-guide-for-seo\/\">\u691c\u7d22\u30a8\u30f3\u30b8\u30f3\u5411\u3051\u306e Lazyload \u306e\u63a8\u5968<\/a>\u3092 Google \u306f\u5148\u65e5\u516c\u958b\u3057\u307e\u3057\u305f\u3002<br \/>\u3053\u306e\u63a8\u5968\u306b\u95a2\u3057\u3066\u30012\u3064\u306e\u88dc\u8db3\u3092\u3053\u306e\u8a18\u4e8b\u3067\u306f\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n<h2>1. polyfill \u306f\u91cd\u8981<\/h2>\n<p>\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3067\u306f\u3001IntersectionObserver API \u3068 polyfill \u306e2\u3064\u306e\u6280\u8853\u3092\u5b9f\u88c5\u3059\u308b\u3088\u3046\u306b Google \u306f\u6307\u793a\u3057\u3066\u3044\u307e\u3059\u3002<br \/>\u300cSEO\u300d\u3068\u3044\u3046\u89b3\u70b9\u3067\u306f\u3001polyfill \u304c\u975e\u5e38\u306b\u91cd\u8981\u3067\u3059\u3002<\/p>\n<p>\u73fe\u5728\u306e <a href=\"https:\/\/developers.google.com\/search\/docs\/guides\/rendering\">WRS<\/a>\uff08Web Rendring Service\u3001Google \u691c\u7d22\u306e\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u30b7\u30b9\u30c6\u30e0\uff09\u306f\u3001<a href=\"https:\/\/www.suzukikenichi.com\/blog\/googlebot-uses-a-web-rendering-service-that-is-based-on-chrome-41\/\">Chrome 41 \u76f8\u5f53<\/a>\u3067\u3059\u3002<br \/>IntersectionObserver API \u306f Chrome 51 \u304b\u3089\u30b5\u30dd\u30fc\u30c8\u3055\u308c\u307e\u3057\u305f\u3002<br \/>\u3057\u305f\u304c\u3063\u3066\u3001IntersectionObserver API \u3067\u9045\u5ef6\u8aad\u307f\u8fbc\u307f\u3055\u305b\u308b\u753b\u50cf\u3092 Google \u306f\u8a8d\u8b58\u3067\u304d\u307e\u305b\u3093\u3002<\/p>\n<p>\u305d\u3053\u3067\u3001polyfill \u304c\u91cd\u8981\u306b\u306a\u3063\u3066\u304d\u307e\u3059\u3002<\/p>\n<p>\u65b0\u3057\u3044\u6280\u8853\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u306a\u3044\u30d6\u30e9\u30a6\u30b6\u306e\u3067\u3082\u3001\u305d\u306e\u6a5f\u80fd\u3092\u5229\u7528\u3067\u304d\u308b\u3088\u3046\u306b\u3059\u308b\u305f\u3081\u306e\u4ed5\u7d44\u307f\u304c polyfill \u3067\u3059\u3002<br \/>polyfill \u306b\u3088\u3063\u3066\u3001IntersectionObserver API \u3092\u30b5\u30dd\u30fc\u30c8\u3057\u306a\u3044 Googlebot\/WRS \u306b\u3082\u753b\u50cf\u3092\u8a8d\u8b58\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u30e6\u30fc\u30b6\u30fc\u304c\u4f7f\u3063\u3066\u3044\u308b\u30d6\u30e9\u30a6\u30b6\u306b\u306f IntersectionObserver API \u3067 Lazyload \u3092\u9069\u7528\u3057\u3066\u753b\u50cf\u3092\u9045\u5ef6\u8aad\u8fbc\u307f\u3055\u305b\u3066\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u5411\u4e0a\u3057\u307e\u3059\u3002<br \/>\u4e00\u65b9\u3001Googlebot \u306b\u306f polyfill \u3067\u6700\u521d\u304b\u3089\u3059\u3079\u3066\u306e\u753b\u50cf\u3092\u8a8d\u8b58\u3055\u305b\u307e\u3059\u3002<\/p>\n<p>polyfill \u306a\u3057\u3067\u306f\u691c\u7d22\u30a8\u30f3\u30b8\u30f3\u30d5\u30ec\u30f3\u30c9\u30ea\u30fc\u306b\u306f\u306a\u3089\u306a\u3044\u306e\u3067\u6ce8\u610f\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<p class=\"p40-b\">Google \u304c\u63d0\u4f9b\u3059\u308b<a href=\"https:\/\/github.com\/GoogleChromeLabs\/puppeteer-examples\/blob\/master\/lazyimages_without_scroll_events.js\">\u30b9\u30af\u30ea\u30d7\u30c8<\/a>\u3092\u5229\u7528\u3057\u3066\u3001\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u306e\u4ed5\u69d8\u306b\u5f93\u3063\u305f Lazyload \u304c\u671f\u5f85\u3069\u304a\u308a\u306b\u6a5f\u80fd\u3059\u308b\u304b\u3069\u3046\u304b\u3092<a href=\"https:\/\/qiita.com\/paranishian\/items\/22aef0ee333b6ff971eb\">\u691c\u8a3c\u3057\u3066\u304f\u308c\u305f\u65b9\u304c<\/a>\u3044\u307e\u3057\u305f\u3002<br \/>\u3046\u307e\u304f\u6a5f\u80fd\u3057\u305f\u305d\u3046\u306a\u306e\u3067\u3001\u53c2\u8003\u306b\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<h2>\u69cb\u9020\u5316\u30c7\u30fc\u30bf\u3068 noscript \u3082\u4f75\u7528<\/h2>\n<p>\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u304c\u516c\u958b\u3055\u308c\u308b\u4ee5\u524d\u306f\u3001Lazyload \u306e\u753b\u50cf\u3092 Google \u306b\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3055\u305b\u308b\u305f\u3081\u306b\u6b21\u306e2\u3064\u306e\u69cb\u6210\u3092 <a href=\"https:\/\/www.suzukikenichi.com\/blog\/two-ways-to-have-lazy-loading-images-indexed\/\">Google \u306f\u52e7\u3081\u3066\u3044\u307e\u3057\u305f<\/a>\u3002<\/p>\n<ul>\n<li><code>&lt;noscript&gt;<\/code> \u30bf\u30b0<\/li>\n<li>\u69cb\u9020\u5316\u30c7\u30fc\u30bf<\/li>\n<\/ul>\n<p>IntersectionObserver API \u3068 polyfill \u3092\u5b9f\u88c5\u3057\u3066 Lazyload \u3067\u753b\u50cf\u914d\u4fe1\u3057\u3066\u3044\u308c\u3070\u3001\u3053\u308c\u3089\u306f\u3082\u306f\u3084\u4e0d\u8981\u306a\u306e\u3067\u3057\u3087\u3046\u304b\uff1f<\/p>\n<p>\u305d\u3093\u306a\u3053\u3068\u306f\u306a\u3044\u3088\u3046\u3067\u3059\u3002<br \/>noscript\/\u69cb\u9020\u5316\u30c7\u30fc\u30bf\u3082\u4f75\u7528\u3057\u305f\u307b\u3046\u304c\u3088\u308a\u78ba\u5b9f\u3067\u3059\u3002<\/p>\n<p class=\"p60-b\">\uff08IntersectionObserver API \u3068 polyfill\u3092\u4f7f\u3046\uff09\u4ed5\u69d8\u306e\u7b56\u5b9a\u306b\u95a2\u308f\u3063\u305f Martin Splitt\uff08\u30de\u30fc\u30c6\u30a3\u30f3\u30fb\u30b9\u30d7\u30ea\u30c3\u30c8\uff09\u6c0f\u306b Chrome Dev Summit 2018 \u306e\u969b\u306b\u78ba\u8a8d\u3057\u3066\u304d\u307e\u3057\u305f\u3002<br \/>\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3092\u4eca\u5f8c\u66f4\u65b0\u3059\u308b\u3068\u304d\u306b\u306f\u3053\u3046\u3044\u3063\u305f\u3053\u3068\u306b\u3082\u89e6\u308c\u305f\u3044\u3068\u306e\u3053\u3068\u3067\u3057\u305f\u3002<\/p>\n<p>\u73fe\u5728 Google \u306f\u3001<a href=\"https:\/\/www.suzukikenichi.com\/blog\/making-modern-web-content-discoverable-for-search\/#future-update\">WRS \u306e\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u306b\u53d6\u308a\u7d44\u3093\u3067<\/a>\u3044\u307e\u3059\u3002<br \/>\u6700\u65b0\u306e Chrome \u3068\u540c\u7b49\u306e\u6027\u80fd\u3092 WRS \u304c\u5e38\u306b\u4fdd\u3066\u308b\u3088\u3046\u306b\u306a\u308c\u3070\u3001\u9762\u5012\u306a\u624b\u9593\u304c\u3060\u3044\u3076\u7701\u3051\u308b\u306e\u3067\u306f\u306a\u3044\u3067\u3057\u3087\u3046\u304b\u3002<br \/>\u305d\u308c\u307e\u3067\u306f\u3001\u63a8\u5968\u69cb\u6210\u306b\u5fe0\u5b9f\u306b\u5f93\u3046\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u691c\u7d22\u30a8\u30f3\u30b8\u30f3\u5411\u3051\u306e Lazyload \u306e\u63a8\u5968\u3092 Google \u306f\u5148\u65e5\u516c\u958b\u3057\u305f\u3002\u3053\u306e\u63a8\u5968\u306b\u95a2\u3057\u3066\u30012\u3064\u306e\u88dc\u8db3\u3092\u3053\u306e\u8a18\u4e8b\u3067\u306f\u7d39\u4ecb\u3059\u308b\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[1225],"class_list":["post-9747","post","type-post","status-publish","format-standard","category-google-seo","tag-lazy-load"],"_links":{"self":[{"href":"https:\/\/www.suzukikenichi.com\/blog\/wp-json\/wp\/v2\/posts\/9747","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=9747"}],"version-history":[{"count":0,"href":"https:\/\/www.suzukikenichi.com\/blog\/wp-json\/wp\/v2\/posts\/9747\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.suzukikenichi.com\/blog\/wp-json\/wp\/v2\/media?parent=9747"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.suzukikenichi.com\/blog\/wp-json\/wp\/v2\/categories?post=9747"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.suzukikenichi.com\/blog\/wp-json\/wp\/v2\/tags?post=9747"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}