{"id":12754,"date":"2026-06-09T12:51:45","date_gmt":"2026-06-09T03:51:45","guid":{"rendered":"https:\/\/code-plus.jp\/gp\/?p=12754"},"modified":"2026-06-09T13:10:03","modified_gmt":"2026-06-09T04:10:03","slug":"chart-js-12754","status":"publish","type":"post","link":"https:\/\/code-plus.jp\/gp\/chart-js-12754\/","title":{"rendered":"Chart.js\u3067\u30c9\u30fc\u30ca\u30c4\u30b0\u30e9\u30d5\u30fb\u5186\u30b0\u30e9\u30d5\u3092\u4f5c\u308b\u304b\u3093\u305f\u3093\u306a\u4f7f\u3044\u65b9\u3010\u30b3\u30d4\u30daOK\u3011"},"content":{"rendered":"<!--\r\ntitle: Chart.js\u3067\u30c9\u30fc\u30ca\u30c4\u30b0\u30e9\u30d5\u30fb\u5186\u30b0\u30e9\u30d5\u3092\u4f5c\u308b\u304b\u3093\u305f\u3093\u306a\u4f7f\u3044\u65b9\u3010\u30b3\u30d4\u30daOK\u3011\r\ndescription: Chart.js\u3092\u4f7f\u3063\u3066\u30c9\u30fc\u30ca\u30c4\u30b0\u30e9\u30d5\u30fb\u5186\u30b0\u30e9\u30d5\u3092\u3059\u3050\u4f5c\u308c\u308b\u3088\u3046\u306b\u30b3\u30fc\u30c9\u3092\u89e3\u8aac\u3002CDN\u8aad\u307f\u8fbc\u307f\u304b\u3089\u30b5\u30a4\u30ba\u30fb\u8272\u30fb\u51e1\u4f8b\u30fb\u30c4\u30fc\u30eb\u30c1\u30c3\u30d7\u306e\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u307e\u3067\u3001\u624b\u3063\u53d6\u308a\u65e9\u304f\u5b9f\u88c5\u3057\u305f\u3044\u4eba\u5411\u3051\u306b\u307e\u3068\u3081\u3066\u3044\u307e\u3059\u3002\r\n\u30bf\u30b0: Chart.js, \u5186\u30b0\u30e9\u30d5, \u30c9\u30fc\u30ca\u30c4\u30b0\u30e9\u30d5, doughnut, pie, JavaScript, \u30b0\u30e9\u30d5\u4f5c\u6210, CDN, \u51e1\u4f8b, \u30ab\u30b9\u30bf\u30de\u30a4\u30ba\r\n-->\r\n\r\n<p>Chart.js\u306f\u3001HTML\u306e <code>&lt;canvas&gt;<\/code> \u8981\u7d20\u3092\u4f7f\u3063\u3066\u30b0\u30e9\u30d5\u3092\u63cf\u753b\u3059\u308bJavaScript\u30e9\u30a4\u30d6\u30e9\u30ea\u3067\u3059\u3002<\/p>\r\n<p>Canvas\u30d9\u30fc\u30b9\u306a\u306e\u3067\u8efd\u91cf\u304b\u3064\u9ad8\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3067\u3001\u68d2\u30b0\u30e9\u30d5\u30fb\u6298\u308c\u7dda\u30fb\u5186\u30b0\u30e9\u30d5\u306a\u30698\u7a2e\u985e\u306e\u30b0\u30e9\u30d5\u3092\u624b\u8efd\u306b\u5b9f\u88c5\u3067\u304d\u307e\u3059\u3002MIT\u30e9\u30a4\u30bb\u30f3\u30b9\u3067\u5546\u7528\u5229\u7528\u3082\u7121\u6599\u3067\u3059\u3002<\/p>\r\n<p>\u3053\u306e\u8a18\u4e8b\u3067\u306f<b class=\"bold\">\u30c9\u30fc\u30ca\u30c4\u30b0\u30e9\u30d5\u30fb\u5186\u30b0\u30e9\u30d5<\/b>\u306b\u7d5e\u3063\u3066\u3001\u3059\u3050\u4f7f\u3048\u308b\u30b3\u30fc\u30c9\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002\u68d2\u30b0\u30e9\u30d5\u3084\u7a4d\u307f\u4e0a\u3052\u68d2\u30b0\u30e9\u30d5\u306b\u3064\u3044\u3066\u306f\u5225\u8a18\u4e8b\u3067\u89e3\u8aac\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\r\n\r\n<!-- \u2605\u76ee\u6b21\u30ea\u30b9\u30c8 -->\r\n<ul class=\"tocList mt-1r\" data-toc-id=\"js-tocBWGD\" style=\"height:28rem\"><\/ul>\r\n<ins class=\"tocBtn is-fixed\" data-toc-id=\"js-tocBWGD\"><\/ins>\r\n\r\n\r\n\r\n\r\n<hr class=\"separator mx-auto mt-3r\" \/>\r\n\r\n<h2 class=\"fz-xl\">CDN\u3067\u8aad\u307f\u8fbc\u3080<\/h2>\r\n<p>\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u4e0d\u8981\u3067\u3001HTML\u306b1\u884c\u8ffd\u52a0\u3059\u308b\u3060\u3051\u3067\u4f7f\u3048\u307e\u3059\u3002<\/p>\r\n<pre><code class=\"language-html\">&lt;script src=\"https:\/\/cdn.jsdelivr.net\/npm\/chart.js\"&gt;&lt;\/script&gt;<\/code><\/pre>\r\n<p>\u30d5\u30c3\u30bf\u30fc\u3067\u8aad\u307f\u8fbc\u3080\u5834\u5408\u306f <code>foot.php<\/code> \u306a\u3069\u306b\u8ffd\u8a18\u3059\u308b\u3060\u3051\u3067OK\u3067\u3059\u3002<\/p>\r\n<blockquote>\r\n  <p>\u30d0\u30fc\u30b8\u30e7\u30f3\u3092\u56fa\u5b9a\u3057\u305f\u3044\u5834\u5408\u306f <code>https:\/\/cdnjs.cloudflare.com\/ajax\/libs\/Chart.js\/4.4.1\/chart.umd.js<\/code> \u306e\u3088\u3046\u306b\u30d0\u30fc\u30b8\u30e7\u30f3\u756a\u53f7\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002\u672c\u756a\u30b5\u30a4\u30c8\u3067\u306f\u4e88\u671f\u3057\u306a\u3044\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u3092\u907f\u3051\u308b\u305f\u3081\u30d0\u30fc\u30b8\u30e7\u30f3\u56fa\u5b9a\u304c\u5b89\u5fc3\u3067\u3059\u3002<\/p>\r\n<\/blockquote>\r\n\r\n<hr class=\"separator mx-auto mt-3r\" \/>\r\n\r\n<h2 class=\"fz-xl\">\u57fa\u672c\u306e\u69cb\u9020<\/h2>\r\n<p>\u30b0\u30e9\u30d5\u3092\u8868\u793a\u3059\u308b\u306b\u306f <code>&lt;canvas&gt;<\/code> \u8981\u7d20\u3068 <code>new Chart()<\/code> \u306e2\u3064\u3060\u3051\u5fc5\u8981\u3067\u3059\u3002<\/p>\r\n<pre><code class=\"language-html\">&lt;div style=\"position:relative; width:300px;\"&gt;\r\n  &lt;canvas id=\"myChart\" role=\"img\" aria-label=\"\u30b0\u30e9\u30d5\u306e\u8aac\u660e\"&gt;\u30c6\u30ad\u30b9\u30c8\u3067\u306e\u30c7\u30fc\u30bf\u8aac\u660e&lt;\/canvas&gt;\r\n&lt;\/div&gt;\r\n\r\n&lt;script&gt;\r\nnew Chart(document.getElementById('myChart'), {\r\n  type: 'doughnut',  \/\/ \u30c9\u30fc\u30ca\u30c4\u30b0\u30e9\u30d5\r\n  data: { ... },     \/\/ \u30c7\u30fc\u30bf\r\n  options: { ... }   \/\/ \u30aa\u30d7\u30b7\u30e7\u30f3\r\n});\r\n&lt;\/script&gt;<\/code><\/pre>\r\n<p>\u68d2\u30b0\u30e9\u30d5\u3068\u9055\u3044\u3001<code>&lt;canvas&gt;<\/code> \u306e\u30e9\u30c3\u30d1\u30fc\u306b\u306f <code>width<\/code> \u3068 <code>height<\/code> \u3092\u540c\u3058\u5024\u306b\u3057\u3066\u6b63\u65b9\u5f62\u306b\u3059\u308b\u306e\u304c\u57fa\u672c\u3067\u3059\u3002<\/p>\r\n<p><code>role=\"img\"<\/code> \u3068 <code>aria-label<\/code> \u306f\u30b9\u30af\u30ea\u30fc\u30f3\u30ea\u30fc\u30c0\u30fc\u5bfe\u5fdc\u306e\u305f\u3081\u306b\u5fc5\u305a\u8a2d\u5b9a\u3057\u307e\u3059\u3002<\/p>\r\n\r\n<hr class=\"separator mx-auto mt-3r\" \/>\r\n\r\n<h2 class=\"fz-xl\">\u30c9\u30fc\u30ca\u30c4\u30b0\u30e9\u30d5\u306e\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9<\/h2>\r\n<p>\u4ee5\u4e0b\u306f\u67b6\u7a7a\u306eEC\u30b5\u30a4\u30c8\u306e\u58f2\u4e0a\u69cb\u6210\u6bd4\u3092\u8868\u793a\u3059\u308b\u30b5\u30f3\u30d7\u30eb\u3067\u3059\u3002<\/p>\r\n\r\n\r\n\r\n\r\n<!-- \u58f2\u4e0a\u69cb\u6210\u6bd4\u306e\u5186\u30b0\u30e9\u30d5\uff082024\u5e74\u5ea6\uff09 -->\r\n<div class=\"dept-corpfogA-PieChart\">\r\n  <div class=\"department__interior mx-auto scroll-fadeIn\">\r\n    <figure class=\"chart-wrapper fx-center fx-wrap gx-2r p-1.5r bd-bounds\" style=\"padding-right:5%;\">\r\n      <!-- \u51e1\u4f8b\uff08HTML\u3067\u81ea\u4f5c\uff09 -->\r\n      <figcaption class=\"chart-caption\">\r\n        <h4 class=\"chart-title fz-md mb-2r\">\u58f2\u4e0a\u69cb\u6210\u6bd4\u306e\u5186\u30b0\u30e9\u30d5<\/h4>\r\n        <span><i style=\"color:#005B92;\">\u25a0<\/i>&nbsp;\u81ea\u793e\u5546\u54c1\u300042.5%<\/span>&ensp;<br \/>\r\n        <span><i style=\"color:#79ADCC;\">\u25a0<\/i>&nbsp;\u30de\u30fc\u30b1\u30c3\u30c8\u30d7\u30ec\u30a4\u30b9\u300051.2%<\/span>&ensp;<br \/>\r\n        <span><i style=\"color:#B2B2B3;\">\u25a0<\/i>&nbsp;\u305d\u306e\u4ed6\u30006.3%<\/span>\r\n      <\/figcaption>\r\n\r\n      <!-- \u30b0\u30e9\u30d5\u672c\u4f53 -->\r\n      <div class=\"chart-content ta-center\" style=\"position:relative; width:300px;\">\r\n        <canvas id=\"js-ChartCKQC\" role=\"img\" aria-label=\"\u58f2\u4e0a\u69cb\u6210\u6bd4\u306e\u5186\u30b0\u30e9\u30d5\uff082024\u5e74\u5ea6\uff09\">\u81ea\u793e\u5546\u54c142.5%\u3001\u30de\u30fc\u30b1\u30c3\u30c8\u30d7\u30ec\u30a4\u30b951.2%\u3001\u305d\u306e\u4ed66.3%<\/canvas>\r\n        <p class=\"fz-xs c-text-500 mt-0.5r\">\uff082024\u5e74\u5ea6\uff09<\/p>\r\n      <\/div>\r\n    <\/figure>\r\n  <\/div>\r\n<\/div><!-- \/\/\/.department -->\r\n\r\n<!-- Chart.js -->\r\n<script src=\"https:\/\/cdnjs.cloudflare.com\/ajax\/libs\/Chart.js\/4.4.1\/chart.umd.js\"><\/script>\r\n<script>\r\n  (function () {\r\n    new Chart(document.getElementById('js-ChartCKQC'), {\r\n      type: 'doughnut',\r\n      data: {\r\n        labels: ['\u81ea\u793e\u5546\u54c1', '\u30de\u30fc\u30b1\u30c3\u30c8\u30d7\u30ec\u30a4\u30b9', '\u305d\u306e\u4ed6'],\r\n        datasets: [{\r\n          data: [42.5, 51.2, 6.3],\r\n          backgroundColor: ['#005B92', '#79ADCC', '#B2B2B3'],\r\n          borderWidth: 2,\r\n          borderColor: '#fff'\r\n        }]\r\n      },\r\n      options: {\r\n        responsive: false,\r\n        devicePixelRatio: window.devicePixelRatio || 2,\r\n        plugins: {\r\n          legend: { display: false },\r\n          tooltip: {\r\n            callbacks: {\r\n              label: ctx => `${ctx.label}\uff1a${ctx.parsed}%`\r\n            }\r\n          }\r\n        }\r\n      }\r\n    });\r\n  })();\r\n<\/script>\r\n\r\n\r\n\r\n\r\n<pre class=\"mt-1r\"><code class=\"language-html\">&lt;!-- \u58f2\u4e0a\u69cb\u6210\u6bd4\u306e\u5186\u30b0\u30e9\u30d5 --&gt;\r\n&lt;figure class=\"chart-wrapper fx-center fx-wrap gx-2r p-1.5r bd-bounds\" style=\"padding-right:5%;\"&gt;\r\n  &lt;!-- \u51e1\u4f8b\uff08HTML\u3067\u81ea\u4f5c\uff09 --&gt;\r\n  &lt;figcaption class=\"chart-caption\"&gt;\r\n    &lt;h4 class=\"chart-title fz-md mb-2r\"&gt;\u58f2\u4e0a\u69cb\u6210\u6bd4\u306e\u5186\u30b0\u30e9\u30d5&lt;\/h4&gt;\r\n    &lt;span&gt;&lt;i style=\"color:#005B92;\"&gt;\u25a0&lt;\/i&gt;&amp;nbsp;\u81ea\u793e\u5546\u54c1\u300042.5%&lt;\/span&gt;&amp;ensp;&lt;br \/&gt;\r\n    &lt;span&gt;&lt;i style=\"color:#79ADCC;\"&gt;\u25a0&lt;\/i&gt;&amp;nbsp;\u30de\u30fc\u30b1\u30c3\u30c8\u30d7\u30ec\u30a4\u30b9\u300051.2%&lt;\/span&gt;&amp;ensp;&lt;br \/&gt;\r\n    &lt;span&gt;&lt;i style=\"color:#B2B2B3;\"&gt;\u25a0&lt;\/i&gt;&amp;nbsp;\u305d\u306e\u4ed6\u30006.3%&lt;\/span&gt;\r\n  &lt;\/figcaption&gt;\r\n\r\n  &lt;!-- \u30b0\u30e9\u30d5\u672c\u4f53 --&gt;\r\n  &lt;div class=\"chart-content ta-center\" style=\"position:relative; width:300px;\"&gt;\r\n    &lt;canvas id=\"js-ChartCKQC\" role=\"img\" aria-label=\"\u58f2\u4e0a\u69cb\u6210\u6bd4\u306e\u5186\u30b0\u30e9\u30d5\uff082024\u5e74\u5ea6\uff09\"&gt;\u81ea\u793e\u5546\u54c142.5%\u3001\u30de\u30fc\u30b1\u30c3\u30c8\u30d7\u30ec\u30a4\u30b951.2%\u3001\u305d\u306e\u4ed66.3%&lt;\/canvas&gt;\r\n    &lt;p class=\"fz-xs c-text-500 mt-0.5r\"&gt;\uff082024\u5e74\u5ea6\uff09&lt;\/p&gt;\r\n  &lt;\/div&gt;\r\n&lt;\/figure&gt;\r\n\r\n&lt;!-- Chart.js --&gt;\r\n&lt;script src=\"https:\/\/cdnjs.cloudflare.com\/ajax\/libs\/Chart.js\/4.4.1\/chart.umd.js\"&gt;&lt;\/script&gt;\r\n&lt;script&gt;\r\n  (function () {\r\n    new Chart(document.getElementById('js-ChartCKQC'), {\r\n      type: 'doughnut',\r\n      data: {\r\n        labels: ['\u81ea\u793e\u5546\u54c1', '\u30de\u30fc\u30b1\u30c3\u30c8\u30d7\u30ec\u30a4\u30b9', '\u305d\u306e\u4ed6'],\r\n        datasets: [{\r\n          data: [42.5, 51.2, 6.3],\r\n          backgroundColor: ['#005B92', '#79ADCC', '#B2B2B3'],\r\n          borderWidth: 2,\r\n          borderColor: '#fff'\r\n        }]\r\n      },\r\n      options: {\r\n        responsive: false,\r\n        devicePixelRatio: window.devicePixelRatio || 2,\r\n        plugins: {\r\n          legend: { display: false },\r\n          tooltip: {\r\n            callbacks: {\r\n              label: ctx =&gt; `${ctx.label}\uff1a${ctx.parsed}%`\r\n            }\r\n          }\r\n        }\r\n      }\r\n    });\r\n  })();\r\n&lt;\/script&gt;<\/code><\/pre>\r\n\r\n<hr class=\"separator mx-auto mt-3r\" \/>\r\n\r\n<h2 class=\"fz-xl\">\u3088\u304f\u4f7f\u3046\u30ab\u30b9\u30bf\u30de\u30a4\u30ba<\/h2>\r\n<h3 class=\"fz-ml\">\u30c9\u30fc\u30ca\u30c4\u30b0\u30e9\u30d5\u3068\u5186\u30b0\u30e9\u30d5\u3092\u5207\u308a\u66ff\u3048\u308b<\/h3>\r\n<p><code>type<\/code> \u3092\u5909\u3048\u308b\u3060\u3051\u3067\u5207\u308a\u66ff\u3048\u3089\u308c\u307e\u3059\u3002<\/p>\r\n<pre><code class=\"language-javascript\">type: 'doughnut'  \/\/ \u30c9\u30fc\u30ca\u30c4\u30b0\u30e9\u30d5\uff08\u4e2d\u592e\u306b\u7a74\u3042\u308a\uff09\r\ntype: 'pie'       \/\/ \u5186\u30b0\u30e9\u30d5\uff08\u7a74\u306a\u3057\uff09<\/code><\/pre>\r\n<p>\u3069\u3061\u3089\u3082 <code>data<\/code> \u3068 <code>options<\/code> \u306e\u66f8\u304d\u65b9\u306f\u540c\u3058\u3067\u3059\u3002\u7528\u9014\u306b\u5408\u308f\u305b\u3066\u4f7f\u3044\u5206\u3051\u307e\u3059\u3002<\/p>\r\n<h3 class=\"fz-ml\">\u30b0\u30e9\u30d5\u306e\u30b5\u30a4\u30ba\u3092\u5909\u3048\u308b<\/h3>\r\n<p><b class=\"bold\">\u56fa\u5b9a\u30b5\u30a4\u30ba\u306b\u3059\u308b\u5834\u5408<\/b>\u306f <code>responsive: false<\/code> \u306b\u3057\u3066\u3001\u30e9\u30c3\u30d1\u30fc\u306e <code>width<\/code> \u3068 <code>height<\/code> \u3067\u6307\u5b9a\u3057\u307e\u3059\u3002<\/p>\r\n<pre><code class=\"language-html\">&lt;div style=\"position: relative; width:320px; height:320px; margin: 0 auto;\"&gt;\r\n  &lt;canvas id=\"myChart\"&gt;&lt;\/canvas&gt;\r\n&lt;\/div&gt;\r\n\r\n&lt;script&gt;\r\nnew Chart(document.getElementById('myChart'), {\r\n  options: {\r\n    responsive: false,\r\n    ...\r\n  }\r\n});\r\n&lt;\/script&gt;<\/code><\/pre>\r\n<p><b class=\"bold\">\u30ec\u30b9\u30dd\u30f3\u30b7\u30d6\u306b\u3059\u308b\u5834\u5408<\/b>\u306f <code>responsive: true<\/code> \u306b\u3057\u3066\u3001\u30e9\u30c3\u30d1\u30fc\u3092 <code>width:100%<\/code> \u306b\u3057\u307e\u3059\u3002\u6b63\u5186\u3092\u4fdd\u3064\u305f\u3081\u306b <code>max-width<\/code> \u3067\u6700\u5927\u5e45\u3092\u5236\u9650\u3059\u308b\u306e\u304c\u30dd\u30a4\u30f3\u30c8\u3067\u3059\u3002<\/p>\r\n<pre><code class=\"language-html\">&lt;div style=\"position: relative; width:100%; max-width:320px; aspect-ratio: 1; margin: 0 auto;\"&gt;\r\n  &lt;canvas id=\"myChart\"&gt;&lt;\/canvas&gt;\r\n&lt;\/div&gt;\r\n\r\n&lt;script&gt;\r\nnew Chart(document.getElementById('myChart'), {\r\n  options: {\r\n    responsive: true,\r\n    maintainAspectRatio: false,\r\n    ...\r\n  }\r\n});\r\n&lt;\/script&gt;<\/code><\/pre>\r\n<h3 class=\"fz-ml\">\u8272\u3092\u5909\u3048\u308b<\/h3>\r\n<p><code>backgroundColor<\/code> \u3092\u914d\u5217\u3067\u6307\u5b9a\u3057\u307e\u3059\u3002\u30c7\u30fc\u30bf\u306e\u9806\u756a\u3068\u5bfe\u5fdc\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\r\n<pre><code class=\"language-javascript\">datasets: &lsqb;{\r\n  data: &lsqb;42.5, 51.2, 6.3&rsqb;,\r\n  backgroundColor: &lsqb;\r\n    '#005B92',  \/\/ 1\u3064\u76ee\u306e\u30c7\u30fc\u30bf\u306e\u8272\r\n    '#79ADCC',  \/\/ 2\u3064\u76ee\u306e\u30c7\u30fc\u30bf\u306e\u8272\r\n    '#B2B2B3'   \/\/ 3\u3064\u76ee\u306e\u30c7\u30fc\u30bf\u306e\u8272\r\n  &rsqb;\r\n}&rsqb;<\/code><\/pre>\r\n<p>\u96a3\u308a\u5408\u3046\u30bb\u30af\u30b7\u30e7\u30f3\u306e\u5883\u754c\u7dda\u306e\u8272\u3068\u5e45\u306f <code>borderColor<\/code> \u3068 <code>borderWidth<\/code> \u3067\u8abf\u6574\u3057\u307e\u3059\u3002<\/p>\r\n<pre><code class=\"language-javascript\">datasets: &lsqb;{\r\n  ...\r\n  borderWidth: 2,       \/\/ \u5883\u754c\u7dda\u306e\u5e45\uff080\u306b\u3059\u308b\u3068\u5883\u754c\u7dda\u306a\u3057\uff09\r\n  borderColor: '#fff'   \/\/ \u5883\u754c\u7dda\u306e\u8272\r\n}&rsqb;<\/code><\/pre>\r\n<h3 class=\"fz-ml\">\u30c7\u30d5\u30a9\u30eb\u30c8\u51e1\u4f8b\u3092\u975e\u8868\u793a\u306b\u3057\u3066HTML\u3067\u4ee3\u66ff\u3059\u308b<\/h3>\r\n<p>Chart.js\u306e\u30c7\u30d5\u30a9\u30eb\u30c8\u51e1\u4f8b\u306f\u4e38\u30a2\u30a4\u30b3\u30f3\u3067\u898b\u305f\u76ee\u304c\u3044\u307e\u3044\u3061\u3067\u3059\u3002<code>legend.display: false<\/code> \u3067\u975e\u8868\u793a\u306b\u3057\u3066\u3001HTML\u3067\u81ea\u4f5c\u3059\u308b\u65b9\u304c\u30c7\u30b6\u30a4\u30f3\u306e\u81ea\u7531\u5ea6\u304c\u4e0a\u304c\u308a\u307e\u3059\u3002<\/p>\r\n<pre><code class=\"language-javascript\">plugins: {\r\n  legend: { display:false }\r\n}<\/code><\/pre>\r\n<pre><code class=\"language-html\">&lt;!-- HTML\u51e1\u4f8b\u306e\u4f8b --&gt;\r\n&lt;div style=\"font-size:12px; margin-bottom:12px;\"&gt;\r\n  &lt;span style=\"display:inline-flex; align-items:center; gap:4px;\"&gt;\r\n    &lt;span style=\"width:10px; height:10px; background:#005B92; display:inline-block;\"&gt;&lt;\/span&gt;\r\n    \u81ea\u793e\u5546\u54c1\u300042.5%\r\n  &lt;\/span&gt;&amp;ensp;\r\n  &lt;span style=\"display:inline-flex; align-items:center; gap:4px;\"&gt;\r\n    &lt;span style=\"width:10px; height:10px; background:#79ADCC;  display:inline-block;\"&gt;&lt;\/span&gt;\r\n    \u30de\u30fc\u30b1\u30c3\u30c8\u30d7\u30ec\u30a4\u30b9\u300051.2%\r\n  &lt;\/span&gt;\r\n&lt;\/div&gt;<\/code><\/pre>\r\n<p>\u51e1\u4f8b\u306b\u5272\u5408\u3092\u542b\u3081\u3066\u304a\u304f\u3068\u3001\u30c4\u30fc\u30eb\u30c1\u30c3\u30d7\u306b\u983c\u3089\u306a\u304f\u3066\u3082\u6570\u5024\u304c\u3072\u3068\u76ee\u3067\u308f\u304b\u308a\u307e\u3059\u3002<\/p>\r\n<h3 class=\"fz-ml\">\u30c4\u30fc\u30eb\u30c1\u30c3\u30d7\u3092\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u3059\u308b<\/h3>\r\n<p><code>tooltip.callbacks.label<\/code> \u3067\u30db\u30d0\u30fc\u6642\u306b\u8868\u793a\u3055\u308c\u308b\u30c6\u30ad\u30b9\u30c8\u3092\u5909\u66f4\u3067\u304d\u307e\u3059\u3002<\/p>\r\n<pre><code class=\"language-javascript\">plugins: {\r\n  tooltip: {\r\n    callbacks: {\r\n      label: ctx =&gt; <code>${ctx.label}\uff1a${ctx.parsed}%<\/code>\r\n      \/\/ \u4f8b\uff1a\u300c\u81ea\u793e\u5546\u54c1\uff1a42.5%\u300d\u3068\u8868\u793a\u3055\u308c\u308b\r\n    }\r\n  }\r\n}<\/code><\/pre>\r\n<h3 class=\"fz-ml\">\u307c\u3084\u3051\u3092\u9632\u3050\uff08\u9ad8DPI\u30c7\u30a3\u30b9\u30d7\u30ec\u30a4\u5bfe\u5fdc\uff09<\/h3>\r\n<p>Retina\u30c7\u30a3\u30b9\u30d7\u30ec\u30a4\u306a\u3069\u9ad8\u89e3\u50cf\u5ea6\u306e\u753b\u9762\u3067\u30b0\u30e9\u30d5\u304c\u307c\u3084\u3051\u3066\u898b\u3048\u308b\u5834\u5408\u306f <code>devicePixelRatio<\/code> \u3092\u660e\u793a\u3057\u307e\u3059\u3002<\/p>\r\n<pre><code class=\"language-javascript\">options: {\r\n  devicePixelRatio: window.devicePixelRatio || 2,\r\n  ...\r\n}<\/code><\/pre>\r\n\r\n<hr class=\"separator mx-auto mt-3r\" \/>\r\n\r\n<h2 class=\"fz-xl\">\u307e\u3068\u3081<\/h2>\r\n<p>Chart.js\u3067\u30c9\u30fc\u30ca\u30c4\u30b0\u30e9\u30d5\u30fb\u5186\u30b0\u30e9\u30d5\u3092\u4f5c\u308b\u3068\u304d\u306e\u30dd\u30a4\u30f3\u30c8\u3092\u307e\u3068\u3081\u307e\u3059\u3002<\/p>\r\n<ul style=\"list-style-type:bullet;\" class=\"my-0.5r\">\r\n  <li><code>type: 'doughnut'<\/code> \u3067\u30c9\u30fc\u30ca\u30c4\u30b0\u30e9\u30d5\u3001<code>type: 'pie'<\/code> \u3067\u5186\u30b0\u30e9\u30d5\uff08\u30c7\u30fc\u30bf\u30fb\u30aa\u30d7\u30b7\u30e7\u30f3\u306e\u66f8\u304d\u65b9\u306f\u540c\u3058\uff09<\/li>\r\n  <li>\u8272\u306f <code>backgroundColor<\/code> \u306b\u914d\u5217\u3067\u6307\u5b9a\u3057\u3001\u30c7\u30fc\u30bf\u306e\u9806\u756a\u3068\u5bfe\u5fdc\u3055\u305b\u308b<\/li>\r\n  <li>\u56fa\u5b9a\u30b5\u30a4\u30ba\u306f <code>responsive: false<\/code> \uff0b \u30e9\u30c3\u30d1\u30fc\u306e <code>width\/height<\/code> \u3067\u6307\u5b9a<\/li>\r\n  <li>\u30ec\u30b9\u30dd\u30f3\u30b7\u30d6\u306b\u3059\u308b\u5834\u5408\u306f <code>responsive: true<\/code> \uff0b <code>max-width<\/code> \uff0b <code>aspect-ratio: 1<\/code> \u3067\u6b63\u5186\u3092\u4fdd\u3064<\/li>\r\n  <li>\u51e1\u4f8b\u306f\u30c7\u30d5\u30a9\u30eb\u30c8\u3092\u975e\u8868\u793a\u306b\u3057\u3066HTML\u3067\u81ea\u4f5c\u3059\u308b\u3068\u5272\u5408\u3082\u4e00\u7dd2\u306b\u8868\u793a\u3067\u304d\u308b<\/li>\r\n  <li>\u9ad8DPI\u30c7\u30a3\u30b9\u30d7\u30ec\u30a4\u306e\u307c\u3084\u3051\u306b\u306f <code>devicePixelRatio<\/code> \u3092\u8a2d\u5b9a<\/li>\r\n<\/ul>","protected":false},"excerpt":{"rendered":"Chart.js\u3092\u4f7f\u3063\u3066\u30c9\u30fc\u30ca\u30c4\u30b0\u30e9\u30d5\u30fb\u5186\u30b0\u30e9\u30d5\u3092\u3059\u3050\u4f5c\u308c\u308b\u3088\u3046\u306b\u30b3\u30fc\u30c9\u3092\u89e3\u8aac\u3002CDN\u8aad\u307f\u8fbc\u307f\u304b\u3089\u30b5\u30a4\u30ba\u30fb\u8272\u30fb\u51e1\u4f8b\u30fb\u30c4\u30fc\u30eb\u30c1\u30c3\u30d7\u306e\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u307e\u3067\u3001\u624b\u3063\u53d6\u308a\u65e9\u304f\u5b9f\u88c5\u3057\u305f\u3044\u4eba\u5411\u3051\u306b\u307e\u3068\u3081\u3066\u3044\u307e\u3059\u3002","protected":false},"author":1,"featured_media":12765,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"sns_share_botton_hide":"","vkExUnit_sns_title":"","_vk_print_noindex":"","footnotes":"","vk-ltc-link":"","vk-ltc-target":"0"},"categories":[12],"tags":[],"class_list":["post-12754","post","type-post","status-publish","format-standard","has-post-thumbnail","category-javascript"],"veu_head_title_object":{"title":"","add_site_title":""},"_links":{"self":[{"href":"https:\/\/code-plus.jp\/gp\/wp-json\/wp\/v2\/posts\/12754","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/code-plus.jp\/gp\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/code-plus.jp\/gp\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/code-plus.jp\/gp\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/code-plus.jp\/gp\/wp-json\/wp\/v2\/comments?post=12754"}],"version-history":[{"count":10,"href":"https:\/\/code-plus.jp\/gp\/wp-json\/wp\/v2\/posts\/12754\/revisions"}],"predecessor-version":[{"id":12764,"href":"https:\/\/code-plus.jp\/gp\/wp-json\/wp\/v2\/posts\/12754\/revisions\/12764"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/code-plus.jp\/gp\/wp-json\/wp\/v2\/media\/12765"}],"wp:attachment":[{"href":"https:\/\/code-plus.jp\/gp\/wp-json\/wp\/v2\/media?parent=12754"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/code-plus.jp\/gp\/wp-json\/wp\/v2\/categories?post=12754"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/code-plus.jp\/gp\/wp-json\/wp\/v2\/tags?post=12754"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}