{"id":9639,"date":"2026-05-12T11:47:23","date_gmt":"2026-05-12T02:47:23","guid":{"rendered":"https:\/\/fastcoding.jp\/blog\/?p=9639"},"modified":"2026-05-12T11:47:31","modified_gmt":"2026-05-12T02:47:31","slug":"comparison-table-diff-highlight","status":"publish","type":"post","link":"https:\/\/fastcoding.jp\/blog\/all\/ui-ux\/comparison-table-diff-highlight\/","title":{"rendered":"\u6bd4\u8f03\u8868\u3067&#8221;\u9055\u3044&#8221;\u306b\u3060\u3051\u52d5\u304d\u3092 \u2500 \u5dee\u5206\u30bb\u30eb\u306e\u4e00\u6642\u30cf\u30a4\u30e9\u30a4\u30c8"},"content":{"rendered":"<div class=\"the_content\">\n<p>\u3053\u3093\u306b\u3061\u306f\u3001Web\u30c7\u30a3\u30ec\u30af\u30bf\u30fc\u306eBigVi\u3067\u3059\u3002\u6700\u8fd1\u3001\u592b\u3068\u3082\u3064\u934b\u3092\u98df\u3079\u306b\u884c\u304d\u307e\u3057\u305f\u3002\u6771\u4eac\u306e\u3082\u3064\u934b\u5c4b\u3055\u3093\u3001\u304a\u3044\u3057\u3044\u3068\u3053\u308d\u304c\u591a\u3044\u3067\u3059\u3002\u5143\u6c17\u304c\u51fa\u307e\u3059\u3002\u3002<\/p>\n\n\n\n<p>\u5148\u65e5\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u304b\u3089\u300c\u6599\u91d1\u30d7\u30e9\u30f3\u306e\u6bd4\u8f03\u8868\u304c\u3042\u308b\u3051\u3069\u3001\u3069\u3053\u304c\u9055\u3046\u306e\u304b\u308f\u304b\u308a\u306b\u304f\u3044\u300d\u3068\u76f8\u8ac7\u3055\u308c\u307e\u3057\u305f\u3002\u30d7\u30e9\u30f3\u304c3\u3064\u3042\u3063\u3066\u3001\u3067\u304d\u308b\u3053\u3068\u304c\u5fae\u5999\u306b\u9055\u3044\u307e\u3059\u3002\u3067\u3082\u8868\u304c\u5927\u304d\u304f\u3066\u3001\u5168\u90e8\u540c\u3058\u306b\u898b\u3048\u307e\u3059\u3002\u300c\u9055\u3044\u300d\u3092\u63a2\u3059\u306e\u304c\u5927\u5909\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u79c1\u3082\u3088\u304f\u3042\u308a\u307e\u3059\u3002\u6bd4\u8f03\u8868\u3092\u898b\u3066\u300c\u3067\u3001\u3069\u3053\u304c\u9055\u3046\u306e\uff1f\u300d\u3063\u3066\u306a\u308a\u307e\u3059\u3002\u5168\u90e8\u306e\u30bb\u30eb\u30921\u500b\u305a\u3064\u898b\u308b\u306e\u306f\u9762\u5012\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u305d\u3053\u3067\u79c1\u304c\u63d0\u6848\u3057\u305f\u306e\u304c\u300c\u5dee\u5206\u30cf\u30a4\u30e9\u30a4\u30c8\u300d\u3067\u3059\u3002\u8868\u304c\u753b\u9762\u306b\u5165\u3063\u305f\u77ac\u9593\u3001\u9055\u3044\u304c\u3042\u308b\u30bb\u30eb\u3060\u3051\u3092\u4e00\u77ac\u3060\u3051\u9ec4\u8272\u304f\u3057\u307e\u3059\u3002300ms\u3067\u5143\u306e\u767d\u306b\u623b\u308a\u307e\u3059\u3002\u305a\u3063\u3068\u9ec4\u8272\u3044\u308f\u3051\u3058\u3083\u306a\u3044\u3067\u3059\u3002\u300c\u3053\u3053\u304c\u9055\u3044\u307e\u3059\u3088\u300d\u30681\u56de\u3060\u3051\u6559\u3048\u308b\u611f\u3058\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u5e38\u306b\u30cf\u30a4\u30e9\u30a4\u30c8\u3057\u306a\u3044\u7406\u7531<\/h2>\n\n\n\n<p>\u300c\u305a\u3063\u3068\u9ec4\u8272\u306b\u3057\u3066\u304a\u3051\u3070\u3044\u3044\u306e\u3067\u306f\uff1f\u300d\u3068\u601d\u3046\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002\u3067\u3082\u3001\u5e38\u6642\u30cf\u30a4\u30e9\u30a4\u30c8\u306f\u554f\u984c\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u307e\u305a\u3001\u8272\u304c\u591a\u304f\u306a\u308a\u307e\u3059\u3002\u8868\u5168\u4f53\u304c\u30ab\u30e9\u30d5\u30eb\u306b\u306a\u308b\u3068\u3001\u9006\u306b\u898b\u306b\u304f\u3044\u3067\u3059\u3002\u3069\u3053\u304c\u5927\u4e8b\u304b\u308f\u304b\u3089\u306a\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u305d\u308c\u3068\u3001\u30e6\u30fc\u30b6\u30fc\u306f\u300c\u5909\u5316\u300d\u306b\u6c17\u3065\u304d\u307e\u3059\u3002\u305a\u3063\u3068\u8272\u304c\u3064\u3044\u3066\u3044\u308b\u3068\u3001\u305d\u308c\u304c\u300c\u666e\u901a\u300d\u306b\u306a\u308a\u307e\u3059\u3002\u3067\u3082\u3001\u3055\u3063\u304d\u307e\u3067\u767d\u3060\u3063\u305f\u30bb\u30eb\u304c\u4e00\u77ac\u3060\u3051\u9ec4\u8272\u304f\u306a\u308b\u3068\u3001\u300c\u3042\u3001\u3053\u3053\u304c\u9055\u3046\u3093\u3060\u300d\u3068\u6c17\u3065\u304d\u307e\u3059\u3002\u52d5\u304d\u3084\u8272\u306e\u7a81\u7136\u306e\u5909\u5316\u306f\u3001\u4eba\u306e\u6ce8\u610f\u3092\u81ea\u52d5\u7684\u306b\u5f15\u304d\u307e\u3059\u3002\u4e00\u77ac\u3060\u3051\u5909\u3048\u308b\u304b\u3089\u6c17\u3065\u3044\u3066\u3082\u3089\u3048\u308b\u3093\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u3042\u308b\u6848\u4ef6\u3067\u6700\u521d\u3001\u305a\u3063\u3068\u9ec4\u8272\u306b\u3057\u3066\u3044\u307e\u3057\u305f\u3002\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306b\u898b\u305b\u305f\u3089\u300c\u3046\u30fc\u3093\u3001\u306a\u3093\u304b\u8868\u304c\u3046\u308b\u3055\u3044\u300d\u3068\u8a00\u308f\u308c\u307e\u3057\u305f\u3002\u3002\u4e00\u6642\u30cf\u30a4\u30e9\u30a4\u30c8\u306b\u5909\u3048\u305f\u3089\u300c\u3053\u308c\u306f\u3044\u3044\u611f\u3058\u300d\u3068\u8a00\u3063\u3066\u304f\u308c\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">HTML\u69cb\u9020<\/h2>\n\n\n\n<p>HTML\u3067\u3059\u3002\u666e\u901a\u306e\u6bd4\u8f03\u8868\u306b\u3001<code>data-diff=\"true\"<\/code>\u3092\u3064\u3051\u308b\u3060\u3051\u3067\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;figure class=\"comparison-table-wrap\"&gt;\n  &lt;table class=\"comparison-table\" id=\"comparisonTable\"&gt;\n    &lt;thead&gt;\n      &lt;tr&gt;\n        &lt;th&gt;&lt;\/th&gt;\n        &lt;th&gt;\u30e9\u30a4\u30c8&lt;\/th&gt;\n        &lt;th&gt;\u30b9\u30bf\u30f3\u30c0\u30fc\u30c9&lt;\/th&gt;\n        &lt;th&gt;\u30d7\u30ec\u30df\u30a2\u30e0&lt;\/th&gt;\n      &lt;\/tr&gt;\n    &lt;\/thead&gt;\n    &lt;tbody&gt;\n      &lt;tr&gt;\n        &lt;td&gt;\u6708\u984d\u6599\u91d1&lt;\/td&gt;\n        &lt;td data-diff=\"true\"&gt;980\u5186&lt;\/td&gt;\n        &lt;td data-diff=\"true\"&gt;2,480\u5186&lt;\/td&gt;\n        &lt;td data-diff=\"true\"&gt;4,980\u5186&lt;\/td&gt;\n      &lt;\/tr&gt;\n      &lt;tr&gt;\n        &lt;td&gt;\u30da\u30fc\u30b8\u6570&lt;\/td&gt;\n        &lt;td&gt;5\u30da\u30fc\u30b8&lt;\/td&gt;\n        &lt;td data-diff=\"true\"&gt;20\u30da\u30fc\u30b8&lt;\/td&gt;\n        &lt;td data-diff=\"true\"&gt;\u7121\u5236\u9650&lt;\/td&gt;\n      &lt;\/tr&gt;\n      &lt;tr&gt;\n        &lt;td&gt;SSL\u5bfe\u5fdc&lt;\/td&gt;\n        &lt;td&gt;\u25cb&lt;\/td&gt;\n        &lt;td&gt;\u25cb&lt;\/td&gt;\n        &lt;td&gt;\u25cb&lt;\/td&gt;\n      &lt;\/tr&gt;\n      &lt;tr&gt;\n        &lt;td&gt;\u72ec\u81ea\u30c9\u30e1\u30a4\u30f3&lt;\/td&gt;\n        &lt;td data-diff=\"true\"&gt;\u00d7&lt;\/td&gt;\n        &lt;td data-diff=\"true\"&gt;\u25cb&lt;\/td&gt;\n        &lt;td data-diff=\"true\"&gt;\u25cb&lt;\/td&gt;\n      &lt;\/tr&gt;\n      &lt;tr&gt;\n        &lt;td&gt;\u30b5\u30dd\u30fc\u30c8&lt;\/td&gt;\n        &lt;td data-diff=\"true\"&gt;\u30e1\u30fc\u30eb\u306e\u307f&lt;\/td&gt;\n        &lt;td data-diff=\"true\"&gt;\u30e1\u30fc\u30eb\uff0b\u30c1\u30e3\u30c3\u30c8&lt;\/td&gt;\n        &lt;td data-diff=\"true\"&gt;\u96fb\u8a71\uff0b\u5c02\u4efb\u62c5\u5f53&lt;\/td&gt;\n      &lt;\/tr&gt;\n    &lt;\/tbody&gt;\n  &lt;\/table&gt;\n&lt;\/figure&gt;<\/code><\/pre>\n\n\n\n<p><code>data-diff=\"true\"<\/code>\u306f\u300c\u3053\u306e\u884c\u306f\u30d7\u30e9\u30f3\u3054\u3068\u306b\u9055\u3046\u300d\u3068\u3044\u3046\u610f\u5473\u3067\u3059\u3002SSL\u5bfe\u5fdc\u307f\u305f\u3044\u306b\u5168\u90e8\u540c\u3058\u884c\u306b\u306f\u4ed8\u3051\u307e\u305b\u3093\u3002\u4ed8\u3051\u308b\u304b\u3069\u3046\u304b\u306f\u3001HTML\u3092\u66f8\u304f\u4eba\u304c\u6c7a\u3081\u307e\u3059\u3002\u81ea\u52d5\u5224\u5b9a\u3058\u3083\u306a\u3044\u3067\u3059\u3002\u81ea\u52d5\u306b\u3059\u308b\u3068\u3001\u5024\u304c\u5fae\u5999\u306b\u9055\u3046\u3060\u3051\u306e\u884c\u307e\u3067\u5149\u3063\u3066\u3057\u307e\u3044\u307e\u3059\u3002\u4eba\u304c\u300c\u3053\u3053\u306f\u9055\u3044\u304c\u5927\u4e8b\u300d\u3068\u5224\u65ad\u3057\u3066\u4ed8\u3051\u308b\u307b\u3046\u304c\u3044\u3044\u3067\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">CSS\u30b9\u30bf\u30a4\u30eb<\/h2>\n\n\n\n<p>\u30cf\u30a4\u30e9\u30a4\u30c8\u306e\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u3092\u4f5c\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\/* \u6bd4\u8f03\u8868\u306e\u57fa\u672c\u30b9\u30bf\u30a4\u30eb *\/\n.comparison-table-wrap {\n  max-width: 720px;\n  margin: 32px auto;\n  overflow-x: auto;\n}\n\n.comparison-table {\n  width: 100%;\n  border-collapse: collapse;\n  font-size: 14px;\n}\n\n.comparison-table th,\n.comparison-table td {\n  padding: 12px 16px;\n  border: 1px solid #e5e7eb;\n  text-align: center;\n}\n\n.comparison-table thead th {\n  background: #f9fafb;\n  font-weight: 600;\n  color: #111827;\n}\n\n.comparison-table tbody td:first-child {\n  text-align: left;\n  font-weight: 500;\n  color: #374151;\n  background: #f9fafb;\n}\n\n\/* \u5dee\u5206\u30cf\u30a4\u30e9\u30a4\u30c8 *\/\n@keyframes diff-flash {\n  0% {\n    background-color: #fef9c3;\n  }\n  100% {\n    background-color: #fff;\n  }\n}\n\ntd[data-diff=\"true\"].is-highlighted {\n  animation: diff-flash 300ms ease-out forwards;\n}\n\n\/* \u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u82e6\u624b\u306a\u4eba\u3078\u306e\u914d\u616e *\/\n@media (prefers-reduced-motion: reduce) {\n  td[data-diff=\"true\"].is-highlighted {\n    animation: none;\n    border-bottom: 2px solid #ca8a04;\n  }\n}<\/code><\/pre>\n\n\n\n<p><code>diff-flash<\/code>\u304c\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u3067\u3059\u3002\u8584\u3044\u9ec4\u8272\uff08<code>#fef9c3<\/code>\uff09\u304b\u3089\u767d\u306b300ms\u3067\u623b\u308a\u307e\u3059\u3002\u4e00\u77ac\u3067\u3059\u3002\u30d1\u30c3\u3068\u5149\u3063\u3066\u3001\u3059\u3050\u6d88\u3048\u307e\u3059\u3002<\/p>\n\n\n\n<p><code>prefers-reduced-motion<\/code>\u3082\u5165\u308c\u3066\u3044\u307e\u3059\u3002\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u304c\u82e6\u624b\u306a\u4eba\u306f\u3001\u8272\u306e\u5909\u5316\u3067\u306f\u306a\u304f\u4e0b\u7dda\u3067\u5dee\u5206\u3092\u793a\u3057\u307e\u3059\u3002\u52d5\u304d\u304c\u306a\u3044\u3051\u3069\u3001\u3061\u3083\u3093\u3068\u308f\u304b\u308a\u307e\u3059\u3002\u79c1\u3001\u3053\u308c\u6bce\u56de\u5165\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">JavaScript\u306e\u5b9f\u88c5<\/h2>\n\n\n\n<p>\u3084\u308b\u3053\u3068\u306f2\u3064\u3060\u3051\u3067\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u8868\u304c\u753b\u9762\u306b\u5165\u3063\u305f\u304b\u3092\u76e3\u8996\u3059\u308b<\/li>\n<li>\u5165\u3063\u305f\u3089\u3001<code>data-diff=\"true\"<\/code>\u306e\u30bb\u30eb\u306b\u30af\u30e9\u30b9\u30921\u56de\u3060\u3051\u4ed8\u3051\u308b<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>document.addEventListener('DOMContentLoaded', function() {\n  var table = document.getElementById('comparisonTable');\n  if (!table) return;\n\n  var observer = new IntersectionObserver(function(entries) {\n    entries.forEach(function(entry) {\n      if (entry.isIntersecting) {\n        highlightDiffs(table);\n        observer.unobserve(table);\n      }\n    });\n  }, {\n    threshold: 0.3\n  });\n\n  observer.observe(table);\n});\n\nfunction highlightDiffs(table) {\n  var diffCells = table.querySelectorAll('td[data-diff=\"true\"]');\n  \n  diffCells.forEach(function(cell, index) {\n    \/\/ \u5c11\u3057\u305a\u3064\u305a\u3089\u3057\u3066\u5149\u3089\u305b\u308b\n    setTimeout(function() {\n      cell.classList.add('is-highlighted');\n    }, index * 40);\n  });\n}<\/code><\/pre>\n\n\n\n<p>\u30b3\u30fc\u30c9\u300120\u884c\u3050\u3089\u3044\u3067\u3059\u3002\u77ed\u3044\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u30dd\u30a4\u30f3\u30c8\u306f<code>setTimeout<\/code>\u306e<code>index * 40<\/code>\u3067\u3059\u3002\u5168\u90e8\u306e\u30bb\u30eb\u304c\u540c\u6642\u306b\u5149\u308b\u3068\u3001\u4e00\u77ac\u3059\u304e\u3066\u6c17\u3065\u304d\u307e\u305b\u3093\u300240ms\u305a\u3064\u305a\u3089\u3059\u3053\u3068\u3067\u3001\u4e0a\u304b\u3089\u4e0b\u306b\u6ce2\u306e\u3088\u3046\u306b\u5149\u308a\u307e\u3059\u3002\u3053\u308c\u304c\u3044\u3044\u611f\u3058\u3067\u3059\u3002<\/p>\n\n\n\n<p><code>threshold: 0.3<\/code>\u306b\u3057\u3066\u3044\u307e\u3059\u3002\u8868\u306e30%\u304c\u898b\u3048\u305f\u3089\u767a\u706b\u3057\u307e\u3059\u3002\u8868\u306e\u4e0a\u7aef\u304c\u3061\u3087\u3063\u3068\u898b\u3048\u305f\u3050\u3089\u3044\u3067\u306f\u5149\u308a\u307e\u305b\u3093\u3002\u3061\u3083\u3093\u3068\u8868\u304c\u898b\u3048\u3066\u304b\u3089\u5149\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u5931\u6557\u3057\u305f\u8a71<\/h2>\n\n\n\n<p>\u5b9f\u306f\u3001\u79c1\u304c\u3084\u3063\u3066\u3057\u307e\u3063\u305f\u5931\u6557\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u5168\u90e8\u306e\u30bb\u30eb\u3092\u5149\u3089\u305b\u305f<\/h3>\n\n\n\n<p>\u6700\u521d\u3001\u5168\u90e8\u306e\u30bb\u30eb\u306b<code>data-diff<\/code>\u3092\u3064\u3051\u3066\u3057\u307e\u3044\u307e\u3057\u305f\u3002SSL\u5bfe\u5fdc\u307f\u305f\u3044\u306b\u5168\u30d7\u30e9\u30f3\u540c\u3058\u884c\u3082\u5149\u308a\u307e\u3057\u305f\u3002\u30ea\u30fc\u30c0\u30fc\u306b\u300c\u5168\u90e8\u5149\u3063\u305f\u3089\u610f\u5473\u306a\u3044\u3088\u300d\u3068\u8a00\u308f\u308c\u307e\u3057\u305f\u3002\u3002\u305d\u3046\u3067\u3059\u3002\u300c\u9055\u3044\u300d\u3060\u3051\u5149\u308b\u304b\u3089\u610f\u5473\u304c\u3042\u308b\u3093\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u305a\u3089\u3057\u6642\u9593\u304c\u9577\u3059\u304e\u305f<\/h3>\n\n\n\n<p>\u6700\u521d\u3001<code>index * 200<\/code>\u306b\u3057\u3066\u3044\u307e\u3057\u305f\u30021\u30bb\u30eb\u3054\u3068\u306b200ms\u305a\u3064\u9045\u308c\u307e\u3059\u3002\u30bb\u30eb\u304c15\u500b\u3042\u308b\u3068\u3001\u5168\u90e8\u5149\u308a\u7d42\u308f\u308b\u306e\u306b3\u79d2\u304b\u304b\u308a\u307e\u3057\u305f\u3002\u9045\u3059\u304e\u307e\u3059\u3002\u300c\u58ca\u308c\u3066\u308b\u306e\u304b\u306a\uff1f\u300d\u3068\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306b\u5fc3\u914d\u3055\u308c\u307e\u3057\u305f\u300240ms\u3060\u3068\u30b9\u30c3\u3068\u6d41\u308c\u308b\u611f\u3058\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30b9\u30de\u30db\u3067\u8868\u304c\u6a2a\u30b9\u30af\u30ed\u30fc\u30eb<\/h3>\n\n\n\n<p>\u30b9\u30de\u30db\u3060\u3068\u8868\u304c\u753b\u9762\u306b\u53ce\u307e\u308a\u307e\u305b\u3093\u3002\u6a2a\u30b9\u30af\u30ed\u30fc\u30eb\u306b\u306a\u308a\u307e\u3059\u3002\u3067\u3082IntersectionObserver\u306f\u8868\u5168\u4f53\u3092\u76e3\u8996\u3057\u3066\u3044\u308b\u306e\u3067\u3001\u753b\u9762\u306b\u5165\u3063\u305f\u3089\u5149\u308a\u307e\u3059\u3002\u53f3\u5074\u306e\u898b\u3048\u3066\u3044\u306a\u3044\u30bb\u30eb\u3082\u5149\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3053\u308c\u306f\u4ed5\u65b9\u306a\u3044\u304b\u306a\u3068\u601d\u3044\u307e\u3057\u305f\u3002\u30e6\u30fc\u30b6\u30fc\u304c\u6a2a\u30b9\u30af\u30ed\u30fc\u30eb\u3057\u305f\u3068\u304d\u3001\u3082\u3046\u5149\u308a\u7d42\u308f\u3063\u3066\u3044\u307e\u3059\u3002\u3067\u3082<code>data-diff<\/code>\u306e\u30bb\u30eb\u306f<code>background-color: #fff<\/code>\u306b\u623b\u3063\u3066\u3044\u308b\u3060\u3051\u306a\u306e\u3067\u3001\u90aa\u9b54\u306b\u306f\u306a\u308a\u307e\u305b\u3093\u3002\u6c17\u306b\u306a\u308b\u5834\u5408\u306f\u3082\u3046\u5c11\u3057\u8907\u96d1\u306aJS\u304c\u5fc5\u8981\u3067\u3059\u304c\u3001\u79c1\u306f\u30b7\u30f3\u30d7\u30eb\u306a\u307b\u3046\u304c\u597d\u304d\u3067\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u5b9f\u969b\u306e\u52b9\u679c<\/h2>\n\n\n\n<p>\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306e\u30b5\u30fc\u30d3\u30b9\u30b5\u30a4\u30c8\u306b\u5165\u308c\u307e\u3057\u305f\u30023\u30d7\u30e9\u30f3\u306e\u6bd4\u8f03\u8868\u304c\u3042\u308b\u6599\u91d1\u30da\u30fc\u30b8\u3067\u3059\u3002<\/p>\n\n\n\n<p>2\u9031\u9593\u5f8c\u306bA\/B\u30c6\u30b9\u30c8\u306e\u7d50\u679c\u304c\u51fa\u307e\u3057\u305f\u3002Microsoft Clarity\u306e\u30d2\u30fc\u30c8\u30de\u30c3\u30d7\u3068\u3001GA4\u306e\u30ab\u30b9\u30bf\u30e0\u30a4\u30d9\u30f3\u30c8\u3067\u8a08\u6e2c\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table\">\n<table>\n<thead>\n<tr><th>\u6307\u6a19<\/th><th>\u5165\u308c\u308b\u524d<\/th><th>\u5165\u308c\u305f\u3042\u3068<\/th><\/tr>\n<\/thead>\n<tbody>\n<tr><td>\u8868\u306e\u6ede\u5728\u6642\u9593<\/td><td>8\u79d2<\/td><td>14\u79d2<\/td><\/tr>\n<tr><td>CTA\u30af\u30ea\u30c3\u30af\u7387<\/td><td>3.1%<\/td><td>4.4%\uff08\u7d0442%\u5897\uff09<\/td><\/tr>\n<tr><td>\u96e2\u8131\u7387<\/td><td>\u5909\u5316\u306a\u3057<\/td><td>\u5909\u5316\u306a\u3057<\/td><\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<p>\u8868\u306e\u6ede\u5728\u6642\u9593\u304c\u4f38\u3073\u305f\u306e\u304c\u3046\u308c\u3057\u304b\u3063\u305f\u3067\u3059\u3002\u3061\u3083\u3093\u3068\u6bd4\u8f03\u3057\u3066\u304f\u308c\u3066\u3044\u308b\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u3002\u524d\u306f\u300c\u3088\u304f\u308f\u304b\u3089\u306a\u3044\u300d\u2192\u96e2\u8131\u3060\u3063\u305f\u4eba\u304c\u3001\u300c\u3053\u3053\u304c\u9055\u3046\u306e\u304b\u300d\u2192CTA\u3092\u62bc\u3059\u3001\u306b\u5909\u308f\u308a\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p>\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3082\u300c\u3053\u308c\u306a\u3089\u9055\u3044\u304c\u4f1d\u308f\u308a\u307e\u3059\u300d\u3068\u559c\u3093\u3067\u304f\u308c\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p>\u30cf\u30a4\u30e9\u30a4\u30c8\u90e8\u5206\u306eCSS + JavaScript\u5408\u308f\u305b\u306630\u884c\u3050\u3089\u3044\u3067\u3059\u3002\u65e2\u5b58\u306e\u8868\u306b<code>data-diff<\/code>\u3092\u8ffd\u52a0\u3059\u308b\u3060\u3051\u306a\u306e\u3067\u3001HTML\u306e\u5909\u66f4\u3082\u5c11\u306a\u3044\u3067\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Web\u30c7\u30a3\u30ec\u30af\u30bf\u30fc\u3078\u306e\u88dc\u8db3<\/h2>\n\n\n\n<p>\u3053\u306e\u5b9f\u88c5\u3092\u30a8\u30f3\u30b8\u30cb\u30a2\u306b\u4f9d\u983c\u3059\u308b\u3068\u304d\u3001\u4f1d\u3048\u308b\u30dd\u30a4\u30f3\u30c8\u306f3\u3064\u3067\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u3069\u306e\u884c\u304c\u300c\u5dee\u5206\u300d\u304b<\/strong>\u3092\u6c7a\u3081\u308b\u306e\u306f\u30c7\u30a3\u30ec\u30af\u30bf\u30fc\u306e\u4ed5\u4e8b\u3067\u3059\u3002\u5168\u30d7\u30e9\u30f3\u540c\u3058\u884c\u306f\u5149\u3089\u305b\u306a\u3044<\/li>\n<li><strong>\u30cf\u30a4\u30e9\u30a4\u30c8\u306e\u8272<\/strong>\u306f\u30d6\u30e9\u30f3\u30c9\u30ab\u30e9\u30fc\u306b\u5408\u308f\u305b\u3066\u304f\u3060\u3055\u3044\u3002\u9ec4\u8272\u304c\u5408\u308f\u306a\u3044\u5834\u5408\u306f\u3001\u8584\u3044\u30d6\u30e9\u30f3\u30c9\u30ab\u30e9\u30fc\u3092\u4f7f\u3044\u307e\u3059<\/li>\n<li><strong>\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u6642\u9593\u306f300ms\u4ee5\u5185<\/strong>\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u9577\u3044\u3068\u300c\u58ca\u308c\u305f\uff1f\u300d\u3068\u601d\u308f\u308c\u307e\u3059<\/li>\n<\/ul>\n\n\n\n<p>\u3042\u3068\u3001\u8868\u304c\u30b9\u30de\u30db\u3067\u6a2a\u30b9\u30af\u30ed\u30fc\u30eb\u306b\u306a\u308b\u30b5\u30a4\u30c8\u306f\u3001\u30ec\u30b9\u30dd\u30f3\u30b7\u30d6\u306e\u78ba\u8a8d\u3092\u304a\u9858\u3044\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u307e\u3068\u3081<\/h2>\n\n\n\n<p>\u4eca\u56de\u306f\u3001\u6bd4\u8f03\u8868\u3067\u300c\u9055\u3044\u304c\u3042\u308b\u30bb\u30eb\u3060\u3051\u300d\u3092\u4e00\u77ac\u30cf\u30a4\u30e9\u30a4\u30c8\u3059\u308b\u65b9\u6cd5\u3092\u66f8\u304d\u307e\u3057\u305f\u3002IntersectionObserver\u3067\u8868\u304c\u753b\u9762\u306b\u5165\u3063\u305f\u3089\u3001<code>data-diff<\/code>\u306e\u30bb\u30eb\u3060\u3051\u8584\u9ec4\u8272\u2192\u767d\u306b\u30d5\u30e9\u30c3\u30b7\u30e5\u3055\u305b\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u30dd\u30a4\u30f3\u30c8\u306f3\u3064\u3067\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>data-diff=\"true\"<\/code>\u3067\u3001\u9055\u3044\u304c\u3042\u308b\u30bb\u30eb\u3060\u3051\u3092\u6307\u5b9a\u3059\u308b\u3002\u5168\u90e8\u5149\u3089\u305b\u306a\u3044<\/li>\n<li>\u30cf\u30a4\u30e9\u30a4\u30c8\u306f300ms\u3002\u4e00\u77ac\u3060\u3051\u898b\u305b\u3066\u3059\u3050\u6d88\u3059\u3002\u305a\u3063\u3068\u8272\u3092\u3064\u3051\u306a\u3044<\/li>\n<li>\u30bb\u30eb\u3054\u3068\u306b40ms\u305a\u3064\u305a\u3089\u3059\u3068\u3001\u6ce2\u306e\u3088\u3046\u306b\u81ea\u7136\u306b\u898b\u3048\u308b<\/li>\n<\/ul>\n\n\n\n<p>\u79c1\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3067\u306f\u3001CTA\u30af\u30ea\u30c3\u30af\u7387\u304c\u7d0442%\u4e0a\u304c\u3063\u3066\u304f\u308c\u307e\u3057\u305f\u3002\u5b9f\u88c5\u30b3\u30b9\u30c8\u306f30\u884c\u3050\u3089\u3044\u3067\u3001\u4eca\u3042\u308b\u6bd4\u8f03\u8868\u306b\u3059\u3050\u8ffd\u52a0\u3067\u304d\u307e\u3059\u3002\u6bd4\u8f03\u8868\u304c\u3046\u307e\u304f\u4f7f\u308f\u308c\u3066\u3044\u306a\u3044\u3068\u611f\u3058\u308b\u3068\u304d\u306f\u3001\u8a66\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<p>\u682a\u5f0f\u4f1a\u793e\u30d5\u30a1\u30b9\u30c8\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u3067\u306f\u3001\u3053\u3046\u3057\u305f\u6bd4\u8f03\u8868\u306eUI\u6539\u5584\u3084\u30d5\u30ed\u30f3\u30c8\u30a8\u30f3\u30c9\u306e\u5b9f\u88c5\u30b5\u30dd\u30fc\u30c8\u3092\u3057\u3066\u3044\u307e\u3059\u3002\u300c\u6599\u91d1\u30da\u30fc\u30b8\u306eCVR\u3092\u4e0a\u3052\u305f\u3044\u300d\u300c\u6bd4\u8f03\u8868\u3092\u3082\u3063\u3068\u308f\u304b\u308a\u3084\u3059\u304f\u3057\u305f\u3044\u300d\u3068\u3044\u3046\u65b9\u306f\u3001<a 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class=\"has-small-font-size\">\u203b\u672c\u8a18\u4e8b\u306f\u5f0a\u793e\u5916\u56fd\u4eba\u30b9\u30bf\u30c3\u30d5\u306b\u3088\u308b\u6295\u7a3f\u3067\u3059\u3002\u8a00\u3044\u56de\u3057\u3084\u8868\u73fe\u304c\u4e0d\u5341\u5206\u306a\u500b\u6240\u304c\u3042\u308a\u307e\u3059\u3053\u3068\u3054\u5bb9\u8d66\u3044\u305f\u3060\u304d\u307e\u3059\u3088\u3046\u304a\u9858\u3044\u3044\u305f\u3057\u307e\u3059\u3002<br>\u682a\u5f0f\u4f1a\u793e\u30d5\u30a1\u30b9\u30c8\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>\u6bd4\u8f03\u8868\u3067\u300c\u9055\u3044\u300d\u304c\u308f\u304b\u308a\u306b\u304f\u3044\u554f\u984c\u3092\u3001\u5dee\u5206\u30bb\u30eb\u3060\u3051\u3092\u4e00\u77ac\u30cf\u30a4\u30e9\u30a4\u30c8\u3059\u308bCSS\uff0bJavaScript\u3067\u89e3\u6c7a\u3002IntersectionObserver\u3067\u8868\u306e\u8868\u793a\u3092\u691c\u77e5\u3057\u3001data-diff\u5c5e\u6027\u306e\u30bb\u30eb\u3092300ms\u30d5\u30e9\u30c3\u30b7\u30e5\u3055\u305b\u308b\u5b9f\u88c5\u65b9\u6cd5\u3092\u3001HTML\u30fbCSS\u30fbJS\u306e\u30b3\u30fc\u30c9\u4ed8\u304d\u3067\u89e3\u8aac\u3057\u307e\u3059\u3002A\/B\u30c6\u30b9\u30c8\u3067\u306f\u6ede\u5728\u6642\u9593\u304c75%\u5897\u3001CTA\u30af\u30ea\u30c3\u30af\u7387\u304c\u7d0442%\u5411\u4e0a\u3057\u305f\u5b9f\u7e3e\u3082\u7d39\u4ecb\u3002<\/p>\n","protected":false},"author":21,"featured_media":9655,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"enabled":false},"version":2}},"categories":[316],"tags":[293,330,22,317],"class_list":["post-9639","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ui-ux","tag-css","tag-cvr","tag-javascript","tag-ui-ux"],"acf":[],"aioseo_notices":[],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/fastcoding.jp\/blog\/wp-content\/uploads\/2026\/05\/7a82569eb3f8723d943dd6c4cd0ff607.png","jetpack_sharing_enabled":true,"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/fastcoding.jp\/blog\/wp-json\/wp\/v2\/posts\/9639","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fastcoding.jp\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fastcoding.jp\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fastcoding.jp\/blog\/wp-json\/wp\/v2\/users\/21"}],"replies":[{"embeddable":true,"href":"https:\/\/fastcoding.jp\/blog\/wp-json\/wp\/v2\/comments?post=9639"}],"version-history":[{"count":2,"href":"https:\/\/fastcoding.jp\/blog\/wp-json\/wp\/v2\/posts\/9639\/revisions"}],"predecessor-version":[{"id":9656,"href":"https:\/\/fastcoding.jp\/blog\/wp-json\/wp\/v2\/posts\/9639\/revisions\/9656"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/fastcoding.jp\/blog\/wp-json\/wp\/v2\/media\/9655"}],"wp:attachment":[{"href":"https:\/\/fastcoding.jp\/blog\/wp-json\/wp\/v2\/media?parent=9639"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fastcoding.jp\/blog\/wp-json\/wp\/v2\/categories?post=9639"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fastcoding.jp\/blog\/wp-json\/wp\/v2\/tags?post=9639"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}