{"id":434,"date":"2015-01-04T05:45:28","date_gmt":"2015-01-03T20:45:28","guid":{"rendered":"https:\/\/srytk.com\/?p=434"},"modified":"2018-10-12T07:27:15","modified_gmt":"2018-10-11T22:27:15","slug":"amazon%e3%82%a2%e3%83%95%e3%82%a3%e3%83%aa%e3%82%a8%e3%82%a4%e3%83%88%e7%94%bb%e5%83%8f%e3%81%a8srcset%e3%81%af%e7%9b%b8%e6%80%a7%e3%83%90%e3%83%83%e3%83%81%e3%83%aa","status":"publish","type":"post","link":"https:\/\/blog.srytk.com\/archive-srtyk-com\/2015\/01\/04\/amazon%e3%82%a2%e3%83%95%e3%82%a3%e3%83%aa%e3%82%a8%e3%82%a4%e3%83%88%e7%94%bb%e5%83%8f%e3%81%a8srcset%e3%81%af%e7%9b%b8%e6%80%a7%e3%83%90%e3%83%83%e3%83%81%e3%83%aa\/","title":{"rendered":"amazon\u30a2\u30d5\u30a3\u30ea\u30a8\u30a4\u30c8\u753b\u50cf\u3068srcset\u306f\u76f8\u6027\u30d0\u30c3\u30c1\u30ea"},"content":{"rendered":"

\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u3092\u30d1\u30bd\u30b3\u30f3\u3067\u95b2\u89a7\u3059\u308b\u4eba\u3082\u3044\u308c\u3070\u30b9\u30de\u30db\u3084\u30bf\u30d6\u30ec\u30c3\u30c8\u3067\u898b\u308b\u4eba\u3082\u3044\u307e\u3059\u3088\u306d\u3002\u305d\u3053\u3067\u554f\u984c\u306b\u306a\u308b\u306e\u304c\u753b\u50cf\u306e\u30b5\u30a4\u30ba\u3067\u3059\u3002\u753b\u50cf\u306e\u5927\u304d\u3055\u306f\u30b5\u30a4\u30c8\u8868\u793a\u30b9\u30d4\u30fc\u30c9\u306b\u95a2\u4fc2\u3059\u308b\u306e\u3067\u3001\u5927\u304d\u306a\u753b\u9762\u3067\u898b\u308b\u4eba\u3082\u5c0f\u3055\u306a\u753b\u9762\u3067\u898b\u308b\u4eba\u306b\u3082\u540c\u3058\u753b\u50cf\u3092\u4f7f\u3046\u3068\u3044\u3046\u306e\u306f\u90fd\u5408\u304c\u60aa\u3044\u306e\u3067\u3059\u3002<\/p>\n

\u3082\u3061\u308d\u3093\u591a\u69d8\u5316\u3059\u308b\u30c7\u30d0\u30a4\u30b9\u306bHTML\u3084\u30d6\u30e9\u30a6\u30b6\u306f\u5bfe\u5fdc\u3057\u3064\u3064\u3042\u308a\u307e\u3059\u3002\u4f8b\u3048\u3070\u753b\u50cf<img><\/strong>\u306b\u306fsrcset\u5c5e\u6027\u3068sizes\u5c5e\u6027\u3068\u3044\u3046\u306e\u304c\u8ffd\u52a0\u3055\u308c\u3064\u3064\u3042\u308a\u307e\u3059\u3002(\u6b8b\u5ff5\u306a\u304c\u3089\u73fe\u5728\u306e\u3068\u3053\u308dchrome\u3068opera\u306e\u307f\u306e\u30b5\u30dd\u30fc\u30c8<\/a>\u3067\u3059\u304c)<\/p>\n

\u3053\u308c\u306f\u753b\u50cf\u306e\u30b5\u30a4\u30ba\u3068\u8868\u793a\u3055\u308c\u3046\u308b\u30b5\u30a4\u30ba\u3092\u6307\u5b9a\u3057\u3066\u3001\u30d6\u30e9\u30a6\u30b6\u306b\u30c7\u30d0\u30a4\u30b9\u6bce\u306e\u9069\u5207\u306a\u753b\u50cf\u3092\u9078\u629e\u3057\u3066\u3082\u3089\u3046\u3068\u3044\u3046\u767a\u60f3\u3067\u3059\u3002Google Developers<\/a>\u3084srcset \u3068 sizes(\u306e\u7ffb\u8a33)<\/a>\u304c\u308f\u304b\u308a\u3084\u3059\u304f\u5f79\u306b\u7acb\u3061\u305d\u3046\u306a\u306e\u3067\u3001\u8208\u5473\u304c\u6e67\u3044\u305f\u4eba\u306f\u662f\u975e\u8997\u3044\u3066\u898b\u3066\u304f\u3060\u3055\u3044\u306d\u3002<\/p>\n

<\/p>\n

Amazon\u306e\u753b\u50cf\u306f\u5927\u304d\u3055\u3092\u81ea\u7531\u306b\u6307\u5b9a\u51fa\u6765\u308b<\/h2>\n

\u524d\u8ff0\u3057\u305f\u3088\u3046\u306bsrcset\u5c5e\u6027\u306f\u5927\u5909\u4fbf\u5229\u306a\u6a5f\u80fd\u3067\u3059\u3002\u305d\u3057\u3066\u30d5\u30a9\u30fc\u30eb\u30d0\u30c3\u30af\u3082\u3042\u308b\u306e\u3067\u4eca\u65e5\u304b\u3089\u4f7f\u3046<\/strong>\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u305f\u3060\u3001\u3044\u308d\u3093\u306a\u5927\u304d\u3055\u306e\u753b\u50cf\u3092\u7528\u610f\u3059\u308b\u306e\u306f\u9762\u5012\u304f\u3055\u3044\u3067\u3059\u3088\u306d\u3002\u3082\u3061\u308d\u3093\u30b5\u30fc\u30d0\u306e\u7ba1\u7406\u8005\u306a\u3089\u753b\u50cf\u7de8\u96c6\u30bd\u30d5\u30c8\u3067\u4e00\u62ec\u51e6\u7406\u3057\u3066\u3082\u826f\u3044\u3067\u3059\u304c\u3001\u6b21\u306f\u30b9\u30c8\u30ec\u30fc\u30b8\u30b5\u30a4\u30ba\u304c\u6c17\u306b\u306a\u308b\u3068\u3053\u308d\u3067\u3059\u3002<\/p>\n

\u3068\u3053\u308d\u3067\u30cd\u30c3\u30c8\u5e83\u544a\u306e\uff11\u3064\u3067\u3042\u308bamazon\u30a2\u30d5\u30a3\u30ea\u30a8\u30a4\u30c8(\u30a2\u30bd\u30b7\u30a8\u30a4\u30c8)\u306f\u3044\u308d\u3093\u306a\u753b\u50cf\u3092\u30d6\u30ed\u30b0\u306a\u3093\u304b\u3067\u5229\u7528\u3067\u304d\u3066\u3001\u5c0f\u9063\u3044\u7a3c\u304e\u3082\u3067\u304d\u308b\u4fbf\u5229\u306a\u5974\u3067\u3059\u3002\u305d\u3057\u3066amazon\u30a2\u30bd\u30b7\u30a8\u30a4\u30c8\u306e\u753b\u50cf\u306f\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u6307\u5b9a\u3059\u308b\u3068\u69d8\u3005\u306a\u52a0\u5de5\u3092\u884c\u3046<\/a>\u3053\u3068\u304c\u53ef\u80fd\u3067\u3001\u30ea\u30b5\u30a4\u30ba\u3082\u3067\u304d\u308b\u3053\u3068\u306f\u5272\u3068\u6709\u540d\u306a\u8a71\u3067\u3059\u3002\u305d\u3046\u3001\u7c21\u5358\u306b\u30ea\u30b5\u30a4\u30ba\u3067\u304d\u308bamazon\u306e\u753b\u50cf\u3068\u4eca\u65e5\u304b\u3089\u4f7f\u3048\u308bsrcset\u3001\u826f\u3044\u7d44\u307f\u5408\u308f\u305b\u3060\u3068\u601d\u3044\u307e\u305b\u3093\u304b\uff1f<\/p>\n

\u7c21\u5358\u306a\u30c7\u30e2<\/h2>\n

srcset\u306b\u3088\u308b\u30ec\u30b9\u30dd\u30f3\u30b7\u30d6\u306a\u753b\u50cf\u3092\u78ba\u304b\u3081\u308b\u305f\u3081\u306b\u7c21\u5358\u306a\u30c7\u30e2\u3092\u7528\u610f\u3057\u307e\u3057\u305f<\/a>\u3002\u3053\u306e\u30c7\u30e2\u3067\u306f\u5e45\u304c1602px(\u30aa\u30ea\u30b8\u30ca\u30eb), 1200px, 970px, 640px, 320px\u306e\u753b\u50cf\u3092\u6307\u5b9a\u3057\u3066\u3042\u308a\u307e\u3059\u3002\u30b5\u30a4\u30ba\u306f\u9069\u5f53\u3067\u3059\u304c\u3001\u3088\u304f\u4f7f\u308f\u308c\u305d\u3046\u306a\u30b5\u30a4\u30ba\u3092\u51fa\u6765\u308b\u3060\u3051\u9078\u3093\u3067\u307f\u307e\u3057\u305f\u3002<\/p>\n

chrome\u3067\u30c7\u30e2\u30da\u30fc\u30b8<\/a>\u3092\u958b\u3044\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002\u7c21\u5358\u306bsizes=”100vw”\u3068\u6307\u5b9a\u3057\u3066\u3042\u308b\u306e\u3067\u3001window\u30b5\u30a4\u30ba\u306b\u3088\u3063\u3066\u9069\u5207\u306a\u5927\u304d\u3055\u306e\u753b\u50cf\u304c\u8aad\u307f\u8fbc\u307e\u308c\u3066\u3044\u308b\u306e\u304c\u308f\u304b\u308a\u307e\u3059\u3002\uff08Retina\u3068\u304b\u3060\u3068\u3001\u7d50\u679c\u304c\u7570\u306a\u308a\u307e\u3059\u3002\u305f\u3076\u3093\u3002)<\/p>\n

\"900px\"<\/a>
window\u306e\u5e45\u304c900px\u4f4d\u3060\u3068\u5e45970px\u306e\u753b\u50cf\u304c\u8868\u793a\u3055\u308c\u308b<\/figcaption><\/figure>\n

 <\/p>\n

\"500px\"<\/a>
window\u306e\u5e45\u304c500px\u4f4d\u3060\u3068\u5e45640px\u306e\u753b\u50cf\u304c\u8868\u793a\u3055\u308c\u308b\u3002<\/figcaption><\/figure>\n

 <\/p>\n

\u3061\u306a\u307f\u306bsrcset\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u306a\u3044\u30d6\u30e9\u30a6\u30b6\u3067\u307f\u308b\u3068\u30c7\u30d5\u30a9\u30eb\u30c8\u306e\u5e45110px\u306e\u753b\u50cf\u304c\u8868\u793a\u3055\u308c\u308b\u3088\u3046\u306b\u8a2d\u5b9a\u3057\u3066\u3042\u308a\u307e\u3059\u3002<\/p>\n

\u5177\u4f53\u7684\u306a\u4f8b – Bootstrap<\/h2>\n

srcset\u304c\u3069\u3093\u306a\u50cd\u304d\u3092\u3059\u308b\u306e\u304b\u898b\u3048\u3066\u304d\u305f\u3068\u3053\u308d\u3067\u3001\u6b21\u306f\u5c11\u3057\u5177\u4f53\u7684\u306a\u30c7\u30e2\u3092\u898b\u3066\u307f\u307e\u3057\u3087\u3046\u3002\u5f53\u7136\u3067\u3059\u304c\u3001srcset\u306fBootstrap\u306e\u3088\u3046\u306a\u30ec\u30b9\u30dd\u30f3\u30b7\u30d6\u306acss\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3068\u76f8\u6027\u304c\u826f\u3044\u3067\u3059\u3002<\/p>\n

Bootstrap\u3068srcset\u306e\u30c7\u30e2<\/a><\/p>\n

Bootstrap\u3082\u602a\u3057\u3044\u306e\u306b\u6163\u308c\u306a\u3044srcset\u3068sizes\u4f7f\u3063\u3066\u307f\u305f\u306e\u3067\u3001\u5909\u306a\u6240\u304c\u3042\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u304c\u3001\u3068\u308a\u3042\u3048\u305a\u671f\u5f85\u3057\u305f\u52d5\u4f5c\u3092\u3057\u3066\u3044\u307e\u3059\u3002\u306a\u304asrcset\u306f\u6700\u521d\u306e\u30c7\u30e2\u3068\u540c\u3058\u3082\u306e\u3067\u3059\u3002\u307e\u305f\u3001\u30d5\u30a9\u30fc\u30eb\u30d0\u30c3\u30af\u306f\u65e2\u306b\u78ba\u8a8d\u3057\u305f\u306e\u3067\u3053\u306e\u30c7\u30e2\u306b\u306fpicture\u8981\u7d20\u3084srcset\u306epolyfill\u3067\u3042\u308bPicturefill<\/a>\u3092\u8aad\u307f\u8fbc\u3093\u3067\u3044\u307e\u3059\u3002\u3067\u3059\u304b\u3089chrome\u4ee5\u5916\u306e\u30d6\u30e9\u30a6\u30b6\u3067\u3082\u78ba\u8a8d\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\uff08img.src\u304c\u30ea\u30af\u30a8\u30b9\u30c8\u3055\u308c\u308b\u306e\u3067\u3042\u307e\u308a\u65e8\u5473\u306f\u306a\u3044\u3067\u3059\u304c\uff09\u3002<\/p>\n

\u3055\u3066\u3001\u3053\u306e\u30c7\u30e2\u306e\u5185\u5bb9\u3067\u3059\u304c\u3001srcset\u304c\u6700\u521d\u306e\u30c7\u30e2\u3068\u540c\u3058\u306a\u306e\u3067\u3001sizes\u306b\u6ce8\u76ee\u3057\u3066\u304f\u3060\u3055\u3044\u3002Bootstrap\u306egrid\u30b7\u30b9\u30c6\u30e0\u3067\u306f\u30ab\u30e9\u30e0\u306e\u5e45\u304cfixed-width(.container)\u304bfull-width(.container-fluid)\u306b\u3088\u3063\u3066\u9055\u3046\u306e\u3067\u3001sizes\u3082\u7570\u306a\u308b\u6307\u5b9a\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n

fixed-width\u306e\u5834\u5408\u3001\u30ab\u30e9\u30e0\u306e\u5e45\u306e\u6700\u5927\u5024\u304c\u308f\u304b\u3063\u3066\u3044\u308b\u306e\u3067\u3001\u30d6\u30ec\u30a4\u30af\u30dd\u30a4\u30f3\u30c8\u6bce\u306b\u6700\u5927\u5024\u3068\u30ab\u30e9\u30e0\u6570\u3092\u639b\u3051\u308c\u3070\u753b\u50cf\u306e\u8868\u793a\u6700\u5927\u5e45\u304c\u5206\u304b\u308b\u306f\u305a\u3067\u3059\u3002\u5168\u3066\u306e\u6700\u5927\u5e45\u3092\u6307\u5b9a\u3057\u3066\u304a\u3051\u3070\u3001\u7e2e\u5c0f\u3055\u308c\u308b\u3053\u3068\u306f\u3042\u3063\u3066\u3082\u62e1\u5927\u3055\u308c\u308b\u3053\u3068\u306f\u306a\u3055\u305d\u3046<\/strong>\u3067\u3059\u306d\u3002<\/p>\n

full-width\u306e\u5834\u5408\u3001\u30ab\u30e9\u30e0\u306e\u5e45\u306e\u6700\u5927\u5024\u306f\u53ef\u5909\u306a\u306e\u3067\u3001\u30d6\u30ec\u30fc\u30af\u30dd\u30a4\u30f3\u30c8\u6bce\u306b\u3001\u30d3\u30e5\u30fc\u30dd\u30fc\u30c8\u306b\u5bfe\u3059\u308b\u76f8\u5bfe\u5024\u3067\u6307\u5b9a\u3059\u308b<\/strong>\u3068\u826f\u3055\u305d\u3046\u3067\u3059\u3002\u7d76\u5bfe\u7684\u306acss\u6700\u5927\u5e45\u306f\u5168\u3066\u306ecss\u304c\u30d1\u30fc\u30b9\u3055\u308c\u308b\u307e\u3067\u308f\u304b\u3089\u306a\u3044\u3067\u3059\u304b\u3089\u306d\u3002\uff08\u753b\u50cf\u306e\u30ea\u30af\u30a8\u30b9\u30c8\u306fpreload-scanner\u306b\u3088\u3063\u3066\u3082\u3063\u3068\u65e9\u3044\u6bb5\u968e\u3067\u51fa\u308b\u3089\u3057\u3044\uff09<\/p>\n

flickr\u3084picasa\u3082\u30ea\u30b5\u30a4\u30ba\u3057\u3066\u304f\u308c\u308b<\/h2>\n

amazon\u306e\u3088\u3046\u306b\u81ea\u7531\u306b\u6307\u5b9a\u306f\u51fa\u6765\u307e\u305b\u3093\u304c\u3001flickr<\/a>\u3084picasa web album<\/a>\u3082\u30ea\u30b5\u30a4\u30ba\u3057\u305f\u30d5\u30a1\u30a4\u30eb\u3092\u7528\u610f\u3057\u3066\u304f\u308c\u3066\u3044\u307e\u3059\u3002\u6050\u3089\u304f\u307b\u304b\u306e\u6709\u540d\u306a\u30aa\u30f3\u30e9\u30a4\u30f3\u30a6\u30a7\u30d6\u30a2\u30eb\u30d0\u30e0\u30b5\u30fc\u30d3\u30b9\u3082\u4f3c\u305f\u6a5f\u80fd\u304c\u3042\u308b\u3067\u3057\u3087\u3046\u3002\u30af\u30e9\u30a6\u30c9\u30b5\u30fc\u30d3\u30b9\u3092\u5229\u7528\u3057\u3066\u697d\u306b\u30ec\u30b9\u30dd\u30f3\u30b7\u30d6\u30a4\u30e1\u30fc\u30b8\u3092\u4f7f\u3063\u3066\u3044\u304d\u305f\u3044\u3067\u3059\u306d\u3002<\/p>\n

\u6ce8\u610f\u4e8b\u9805<\/h2>\n

\u7e70\u308a\u8fd4\u3057\u306b\u306a\u308a\u307e\u3059\u304c\u3001\u79c1\u306fsrcset\u306e\u5168\u3066\u3092\u7406\u89e3\u51fa\u6765\u3066\u308b\u308f\u3051\u3058\u3083\u306a\u3044\u306e\u3067\u3001\u52d8\u9055\u3044\u3084\u9593\u9055\u3044\u304c\u3042\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002\u3042\u3068amazon\u30a2\u30bd\u30b7\u30a8\u30a4\u30c8\u306e\u898f\u7d04\u3092\u8aad\u3093\u3060\u308f\u3051\u3067\u306f\u306a\u3044\u306e\u3067\u3001\u753b\u50cf\u306e\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u5229\u7528\u3057\u3066\u826f\u3044\u3082\u306e\u304b\u3069\u3046\u304b\u3082\u77e5\u308a\u307e\u305b\u3093<\/strong>\u3002\u304a\u91d1\u304c\u7d61\u3080\u3053\u3068\u306a\u3093\u3067\u81ea\u5df1\u8cac\u4efb\u3067\u306d\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"

\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u3092\u30d1\u30bd\u30b3\u30f3\u3067\u95b2\u89a7\u3059\u308b\u4eba\u3082\u3044\u308c\u3070\u30b9\u30de\u30db\u3084\u30bf\u30d6\u30ec\u30c3\u30c8\u3067\u898b\u308b\u4eba\u3082\u3044\u307e\u3059\u3088\u306d\u3002\u305d\u3053\u3067\u554f\u984c\u306b\u306a\u308b\u306e\u304c\u753b\u50cf\u306e\u30b5\u30a4\u30ba\u3067\u3059\u3002\u753b\u50cf\u306e\u5927\u304d\u3055\u306f\u30b5\u30a4\u30c8\u8868\u793a\u30b9\u30d4\u30fc\u30c9\u306b\u95a2\u4fc2\u3059\u308b\u306e\u3067\u3001\u5927\u304d\u306a\u753b\u9762\u3067\u898b\u308b\u4eba\u3082\u5c0f\u3055\u306a\u753b\u9762\u3067\u898b\u308b\u4eba\u306b\u3082\u540c\u3058\u753b\u50cf\u3092 […]<\/p>\n","protected":false},"author":1,"featured_media":438,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[34,1],"tags":[49,50,51],"class_list":["post-434","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-html","category-1","tag-advertising","tag-affiliate","tag-amzon"],"_links":{"self":[{"href":"https:\/\/blog.srytk.com\/archive-srtyk-com\/wp-json\/wp\/v2\/posts\/434","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.srytk.com\/archive-srtyk-com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.srytk.com\/archive-srtyk-com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.srytk.com\/archive-srtyk-com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.srytk.com\/archive-srtyk-com\/wp-json\/wp\/v2\/comments?post=434"}],"version-history":[{"count":2,"href":"https:\/\/blog.srytk.com\/archive-srtyk-com\/wp-json\/wp\/v2\/posts\/434\/revisions"}],"predecessor-version":[{"id":645,"href":"https:\/\/blog.srytk.com\/archive-srtyk-com\/wp-json\/wp\/v2\/posts\/434\/revisions\/645"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/blog.srytk.com\/archive-srtyk-com\/wp-json\/"}],"wp:attachment":[{"href":"https:\/\/blog.srytk.com\/archive-srtyk-com\/wp-json\/wp\/v2\/media?parent=434"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.srytk.com\/archive-srtyk-com\/wp-json\/wp\/v2\/categories?post=434"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.srytk.com\/archive-srtyk-com\/wp-json\/wp\/v2\/tags?post=434"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}