{"id":274,"date":"2026-10-04T11:23:18","date_gmt":"2026-10-04T03:23:18","guid":{"rendered":"https:\/\/yykcj.com\/?p=274"},"modified":"2026-10-04T11:23:18","modified_gmt":"2026-10-04T03:23:18","slug":"%e6%b5%8f%e8%a7%88%e5%99%a8%e6%b8%b2%e6%9f%93%e5%8e%9f%e7%90%86%e4%b8%8e%e6%80%a7%e8%83%bd%e4%bc%98%e5%8c%96%e5%ae%9e%e6%88%98%ef%bc%9a%e4%bb%8e%e5%83%8f%e7%b4%a0%e7%ae%a1%e9%81%93%e5%88%b0%e5%8a%a8","status":"publish","type":"post","link":"https:\/\/yykcj.com\/?p=274","title":{"rendered":"\u6d4f\u89c8\u5668\u6e32\u67d3\u539f\u7406\u4e0e\u6027\u80fd\u4f18\u5316\u5b9e\u6218\uff1a\u4ece\u50cf\u7d20\u7ba1\u9053\u5230\u52a8\u753b\u6d41\u7545\u5ea6"},"content":{"rendered":"<h2>\u4e3a\u4ec0\u4e48\u4f60\u7684\u52a8\u753b\u4f1a\u5361\u987f\uff1f<\/h2>\n<p>\u5f88\u591a\u524d\u7aef\u5f00\u53d1\u8005\u90fd\u9047\u5230\u8fc7\u8fd9\u6837\u7684\u573a\u666f\uff1a\u7528 JavaScript \u5b9a\u65f6\u5668\u4fee\u6539\u5143\u7d20\u4f4d\u7f6e\uff0c\u660e\u660e\u4ee3\u7801\u5f88\u7b80\u5355\uff0c\u52a8\u753b\u5374\u50cf\u5e7b\u706f\u7247\u4e00\u6837\u5361\u987f\u3002\u95ee\u9898\u7684\u6839\u6e90\u5f80\u5f80\u4e0d\u5728\u4e8e\u4ee3\u7801\u903b\u8f91\uff0c\u800c\u5728\u4e8e\u5bf9\u6d4f\u89c8\u5668\u6e32\u67d3\u539f\u7406\u7684\u7406\u89e3\u4e0d\u8db3\u3002<\/p>\n<p>\u6d4f\u89c8\u5668\u6e32\u67d3\u662f\u4e00\u4e2a\u590d\u6742\u7684\u591a\u9636\u6bb5\u6d41\u6c34\u7ebf\uff0c\u4ece JavaScript \u6267\u884c\u5230\u6700\u7ec8\u50cf\u7d20\u4e0a\u5c4f\uff0c\u4e2d\u95f4\u8981\u7ecf\u8fc7\u6837\u5f0f\u8ba1\u7b97\u3001\u5e03\u5c40\u3001\u7ed8\u5236\u3001\u5408\u6210\u7b49\u591a\u4e2a\u6b65\u9aa4\u3002\u53ea\u6709\u7406\u89e3\u6bcf\u4e2a\u9636\u6bb5\u7684\u5f00\u9500\uff0c\u624d\u80fd\u5199\u51fa\u9ad8\u6027\u80fd\u7684\u4ee3\u7801\u3002<\/p>\n<p>\u672c\u6587\u5c06\u901a\u8fc7\u4e00\u4e2a\u53ef\u4ea4\u4e92\u7684\u6f14\u793a\u9875\u9762\uff0c\u5e26\u4f60\u6df1\u5165\u50cf\u7d20\u7ba1\u9053\uff08Pixel Pipeline\uff09\uff0c\u5e76\u7ed9\u51fa\u53ef\u843d\u5730\u7684\u4f18\u5316\u65b9\u6848\u3002<\/p>\n<h2>\u4e00\u3001\u50cf\u7d20\u7ba1\u9053\uff1a\u6e32\u67d3\u7684\u4e94\u4e2a\u9636\u6bb5<\/h2>\n<p>\u6d4f\u89c8\u5668\u6e32\u67d3\u4e00\u5e27\u7684\u8fc7\u7a0b\u53ef\u4ee5\u62bd\u8c61\u4e3a\u4e94\u4e2a\u9636\u6bb5\uff1a<\/p>\n<ol>\n<li><strong>JavaScript<\/strong>\uff1a\u89e6\u53d1\u89c6\u89c9\u53d8\u5316\uff08\u5982\u4fee\u6539\u6837\u5f0f\u3001\u6dfb\u52a0\u7c7b\u540d\uff09<\/li>\n<li><strong>Style<\/strong>\uff1a\u8ba1\u7b97\u6bcf\u4e2a\u5143\u7d20\u6700\u7ec8\u5e94\u7528\u7684\u6837\u5f0f<\/li>\n<li><strong>Layout<\/strong>\uff1a\u8ba1\u7b97\u5143\u7d20\u5728\u5c4f\u5e55\u4e0a\u7684\u51e0\u4f55\u4f4d\u7f6e\u548c\u5927\u5c0f<\/li>\n<li><strong>Paint<\/strong>\uff1a\u586b\u5145\u50cf\u7d20\uff08\u7ed8\u5236\u6587\u5b57\u3001\u989c\u8272\u3001\u56fe\u50cf\u3001\u8fb9\u6846\u7b49\uff09<\/li>\n<li><strong>Composite<\/strong>\uff1a\u5c06\u5404\u56fe\u5c42\u5408\u5e76\u6210\u6700\u7ec8\u5c4f\u5e55\u56fe\u50cf<\/li>\n<\/ol>\n<p>\u5173\u952e\u70b9\uff1a<strong>\u5e76\u975e\u6bcf\u6b21\u53d8\u5316\u90fd\u4f1a\u8d70\u5b8c\u6240\u6709\u9636\u6bb5<\/strong>\u3002\u4f8b\u5982\u4fee\u6539 <code>background-color<\/code> \u53ea\u4f1a\u89e6\u53d1 Paint \u548c Composite\uff0c\u800c\u4fee\u6539 <code>width<\/code> \u5219\u4f1a\u89e6\u53d1 Layout\u3001Paint \u548c Composite\u3002<\/p>\n<h3>1.1 \u7528 Chrome DevTools \u89c2\u5bdf\u7ba1\u9053<\/h3>\n<p>\u6253\u5f00 Chrome DevTools \u7684 Performance \u9762\u677f\uff0c\u5f55\u5236\u4e00\u6bb5\u52a8\u753b\uff0c\u4f60\u4f1a\u770b\u5230\u7c7b\u4f3c\u8fd9\u6837\u7684\u706b\u7130\u56fe\uff1a<\/p>\n<ul>\n<li>\u9ec4\u8272\u5757\uff1aJavaScript \u6267\u884c<\/li>\n<li>\u7d2b\u8272\u5757\uff1a\u6837\u5f0f\u8ba1\u7b97\u4e0e\u5e03\u5c40<\/li>\n<li>\u7eff\u8272\u5757\uff1a\u7ed8\u5236\u4e0e\u5408\u6210<\/li>\n<\/ul>\n<p>\u5982\u679c\u7d2b\u8272\u5757\u5f88\u957f\uff0c\u8bf4\u660e\u5e03\u5c40\u5f00\u9500\u5927\uff1b\u5982\u679c\u7eff\u8272\u5757\u5f88\u957f\uff0c\u8bf4\u660e\u7ed8\u5236\u6216\u5408\u6210\u538b\u529b\u5927\u3002<\/p>\n<h2>\u4e8c\u3001\u5b9e\u6218\uff1a\u6784\u5efa\u4e00\u4e2a\u6e32\u67d3\u6027\u80fd\u6d4b\u8bd5\u9875\u9762<\/h2>\n<p>\u6211\u4eec\u521b\u5efa\u4e00\u4e2a\u7b80\u5355\u7684\u9875\u9762\uff0c\u5305\u542b\u4e24\u4e2a\u52a8\u753b\u5143\u7d20\uff0c\u5206\u522b\u7528\u4e0d\u540c\u7684\u65b9\u5f0f\u5b9e\u73b0\uff0c\u5bf9\u6bd4\u5b83\u4eec\u7684\u6027\u80fd\u3002<\/p>\n<h3>2.1 \u57fa\u7840 HTML \u7ed3\u6784<\/h3>\n<pre><code class=\"language-html\">\n&lt;!DOCTYPE html&gt;\n&lt;html lang=&quot;zh-CN&quot;&gt;\n&lt;head&gt;\n  &lt;meta charset=&quot;UTF-8&quot;&gt;\n  &lt;title&gt;\u6e32\u67d3\u6027\u80fd\u6d4b\u8bd5&lt;\/title&gt;\n  &lt;style&gt;\n    body {\n      margin: 0;\n      padding: 20px;\n      font-family: system-ui, sans-serif;\n    }\n    .container {\n      display: flex;\n      gap: 40px;\n      margin-top: 20px;\n    }\n    .box {\n      width: 100px;\n      height: 100px;\n      background: #3498db;\n      border-radius: 8px;\n      position: relative;\n    }\n    .box-js {\n      \/* \u7528 left \u52a8\u753b *\/\n    }\n    .box-css {\n      \/* \u7528 transform \u52a8\u753b *\/\n    }\n    .controls {\n      margin-top: 20px;\n    }\n    button {\n      padding: 8px 16px;\n      font-size: 16px;\n      cursor: pointer;\n    }\n  &lt;\/style&gt;\n&lt;\/head&gt;\n&lt;body&gt;\n  &lt;h1&gt;\u6e32\u67d3\u6027\u80fd\u5bf9\u6bd4&lt;\/h1&gt;\n  &lt;p&gt;\u5de6\u4fa7\uff1aJS \u4fee\u6539 left\uff08\u89e6\u53d1\u5e03\u5c40\uff09 | \u53f3\u4fa7\uff1aCSS transform\uff08\u4ec5\u5408\u6210\uff09&lt;\/p&gt;\n  &lt;div class=&quot;container&quot;&gt;\n    &lt;div class=&quot;box box-js&quot; id=&quot;boxJs&quot;&gt;&lt;\/div&gt;\n    &lt;div class=&quot;box box-css&quot; id=&quot;boxCss&quot;&gt;&lt;\/div&gt;\n  &lt;\/div&gt;\n  &lt;div class=&quot;controls&quot;&gt;\n    &lt;button id=&quot;startBtn&quot;&gt;\u5f00\u59cb\u52a8\u753b&lt;\/button&gt;\n    &lt;button id=&quot;stopBtn&quot;&gt;\u505c\u6b62&lt;\/button&gt;\n  &lt;\/div&gt;\n  &lt;script src=&quot;main.js&quot;&gt;&lt;\/script&gt;\n&lt;\/body&gt;\n&lt;\/html&gt;\n<\/code><\/pre>\n<h3>2.2 \u4e24\u79cd\u52a8\u753b\u5b9e\u73b0<\/h3>\n<pre><code class=\"language-javascript\">\n\/\/ main.js\nconst boxJs = document.getElementById(&#x27;boxJs&#x27;);\nconst boxCss = document.getElementById(&#x27;boxCss&#x27;);\nconst startBtn = document.getElementById(&#x27;startBtn&#x27;);\nconst stopBtn = document.getElementById(&#x27;stopBtn&#x27;);\n\nlet rafId = null;\nlet startTime = null;\n\nfunction animateJs(timestamp) {\n  if (!startTime) startTime = timestamp;\n  const progress = (timestamp - startTime) % 2000; \/\/ 2\u79d2\u5faa\u73af\n  const offset = Math.sin(progress \/ 2000 * Math.PI * 2) * 200;\n  boxJs.style.left = offset + &#x27;px&#x27;; \/\/ \u89e6\u53d1 Layout\n  rafId = requestAnimationFrame(animateJs);\n}\n\nfunction startJsAnimation() {\n  startTime = null;\n  rafId = requestAnimationFrame(animateJs);\n}\n\nfunction stopAnimation() {\n  if (rafId) {\n    cancelAnimationFrame(rafId);\n    rafId = null;\n  }\n}\n\nstartBtn.addEventListener(&#x27;click&#x27;, () =&gt; {\n  stopAnimation();\n  \/\/ \u91cd\u7f6e\n  boxJs.style.left = &#x27;0px&#x27;;\n  boxCss.style.transform = &#x27;translateX(0px)&#x27;;\n  \/\/ \u542f\u52a8 JS \u52a8\u753b\n  startJsAnimation();\n  \/\/ \u542f\u52a8 CSS \u52a8\u753b\n  boxCss.style.transition = &#x27;transform 2s infinite ease-in-out&#x27;;\n  boxCss.style.transform = &#x27;translateX(200px)&#x27;;\n});\n\nstopBtn.addEventListener(&#x27;click&#x27;, () =&gt; {\n  stopAnimation();\n  boxCss.style.transition = &#x27;none&#x27;;\n  boxCss.style.transform = &#x27;translateX(0px)&#x27;;\n});\n<\/code><\/pre>\n<h3>2.3 \u7528 Performance \u9762\u677f\u5206\u6790<\/h3>\n<ol>\n<li>\u6253\u5f00 Chrome DevTools \u2192 Performance \u9762\u677f<\/li>\n<li>\u70b9\u51fb\u5f55\u5236\u6309\u94ae\uff0c\u7136\u540e\u70b9\u51fb\u300c\u5f00\u59cb\u52a8\u753b\u300d<\/li>\n<li>\u5f55\u5236 5 \u79d2\u540e\u505c\u6b62<\/li>\n<\/ol>\n<p>\u4f60\u4f1a\u770b\u5230\uff1a<\/p>\n<ul>\n<li>\u5de6\u4fa7 <code>boxJs<\/code> \u7684\u52a8\u753b\u5728\u6bcf\u4e00\u5e27\u90fd\u89e6\u53d1\u4e86 <strong>Layout<\/strong>\uff08\u7d2b\u8272\u5757\uff09\uff0c\u56e0\u4e3a\u4fee\u6539 <code>left<\/code> \u4f1a\u6539\u53d8\u5143\u7d20\u51e0\u4f55\u5c5e\u6027\u3002<\/li>\n<li>\u53f3\u4fa7 <code>boxCss<\/code> \u7684\u52a8\u753b\u53ea\u89e6\u53d1\u4e86 <strong>Composite<\/strong>\uff08\u7eff\u8272\u5757\uff09\uff0c\u56e0\u4e3a <code>transform<\/code> \u4e0d\u5f71\u54cd\u5e03\u5c40\u3002<\/li>\n<\/ul>\n<p><strong>\u7ed3\u8bba<\/strong>\uff1a\u4f18\u5148\u4f7f\u7528 <code>transform<\/code> \u548c <code>opacity<\/code> \u505a\u52a8\u753b\uff0c\u5b83\u4eec\u53ef\u4ee5\u8df3\u8fc7 Layout \u548c Paint\uff0c\u76f4\u63a5\u8fdb\u5165\u5408\u6210\u9636\u6bb5\u3002<\/p>\n<h2>\u4e09\u3001\u5f3a\u5236\u540c\u6b65\u5e03\u5c40\uff1a\u6027\u80fd\u6740\u624b<\/h2>\n<p>\u5f3a\u5236\u540c\u6b65\u5e03\u5c40\uff08Forced Synchronous Layout\uff09\u662f\u53e6\u4e00\u4e2a\u5e38\u89c1\u9677\u9631\u3002\u5f53\u4f60\u5728\u4fee\u6539\u6837\u5f0f\u540e\u7acb\u5373\u8bfb\u53d6\u5e03\u5c40\u5c5e\u6027\uff0c\u6d4f\u89c8\u5668\u4e0d\u5f97\u4e0d\u7acb\u5373\u8ba1\u7b97\u5e03\u5c40\uff0c\u5bfc\u81f4\u6027\u80fd\u6025\u5267\u4e0b\u964d\u3002<\/p>\n<h3>3.1 \u9519\u8bef\u793a\u4f8b<\/h3>\n<pre><code class=\"language-javascript\">\n\/\/ \u9519\u8bef\uff1a\u6bcf\u6b21\u5faa\u73af\u90fd\u5f3a\u5236\u540c\u6b65\u5e03\u5c40\nfunction badResize() {\n  const elements = document.querySelectorAll(&#x27;.item&#x27;);\n  for (let i = 0; i &lt; elements.length; i++) {\n    const el = elements[i];\n    \/\/ \u8bfb\u53d6 offsetWidth \u4f1a\u5f3a\u5236\u5e03\u5c40\n    const width = el.offsetWidth;\n    \/\/ \u5199\u5165\u6837\u5f0f\n    el.style.width = (width * 1.1) + &#x27;px&#x27;;\n  }\n}\n<\/code><\/pre>\n<h3>3.2 \u4f18\u5316\u65b9\u6848\uff1a\u8bfb\u5199\u5206\u79bb<\/h3>\n<pre><code class=\"language-javascript\">\n\/\/ \u6b63\u786e\uff1a\u5148\u6279\u91cf\u8bfb\u53d6\uff0c\u518d\u6279\u91cf\u5199\u5165\nfunction goodResize() {\n  const elements = document.querySelectorAll(&#x27;.item&#x27;);\n  const widths = [];\n  \/\/ \u6279\u91cf\u8bfb\u53d6\n  for (let i = 0; i &lt; elements.length; i++) {\n    widths.push(elements[i].offsetWidth);\n  }\n  \/\/ \u6279\u91cf\u5199\u5165\n  for (let i = 0; i &lt; elements.length; i++) {\n    elements[i].style.width = (widths[i] * 1.1) + &#x27;px&#x27;;\n  }\n}\n<\/code><\/pre>\n<p>\ud83d\udca1 <strong>\u63d0\u793a<\/strong>\uff1a\u4f7f\u7528 <code>FastDOM<\/code> \u8fd9\u7c7b\u5e93\u53ef\u4ee5\u81ea\u52a8\u6279\u5904\u7406\u8bfb\u5199\u64cd\u4f5c\uff0c\u4f46\u7406\u89e3\u539f\u7406\u540e\u624b\u52a8\u5206\u79bb\u66f4\u8f7b\u91cf\u3002<\/p>\n<h2>\u56db\u3001\u56fe\u5c42\u63d0\u5347\u4e0e\u5408\u6210\u5668\u52a8\u753b<\/h2>\n<p>\u73b0\u4ee3\u6d4f\u89c8\u5668\u901a\u8fc7\u56fe\u5c42\uff08Layer\uff09\u6765\u4f18\u5316\u6e32\u67d3\u3002\u5c06\u5143\u7d20\u63d0\u5347\u4e3a\u72ec\u7acb\u56fe\u5c42\u540e\uff0c\u5b83\u7684\u53d8\u5316\u4e0d\u4f1a\u5f71\u54cd\u5176\u4ed6\u5143\u7d20\uff0c\u5408\u6210\u5668\u7ebf\u7a0b\u53ef\u4ee5\u76f4\u63a5\u5904\u7406\u52a8\u753b\uff0c\u65e0\u9700\u4e3b\u7ebf\u7a0b\u53c2\u4e0e\u3002<\/p>\n<h3>4.1 \u5982\u4f55\u521b\u5efa\u56fe\u5c42<\/h3>\n<ul>\n<li>\u4f7f\u7528 <code>will-change: transform<\/code> \u6216 <code>will-change: opacity<\/code><\/li>\n<li>\u4f7f\u7528 <code>transform: translateZ(0)<\/code> \u6216 <code>translate3d<\/code><\/li>\n<li>\u4f7f\u7528 <code><video><\/code>\u3001<code><canvas><\/code> \u7b49\u5143\u7d20<\/li>\n<\/ul>\n<pre><code class=\"language-css\">\n.animated-element {\n  will-change: transform;\n  \/* \u6216 transform: translateZ(0); *\/\n}\n<\/code><\/pre>\n<h3>4.2 \u6ce8\u610f\u56fe\u5c42\u7206\u70b8<\/h3>\n<p>\u26a0\ufe0f <strong>\u4e0d\u8981\u6ee5\u7528\u56fe\u5c42\u63d0\u5347<\/strong>\u3002\u6bcf\u4e2a\u56fe\u5c42\u90fd\u4f1a\u5360\u7528\u5185\u5b58\uff0c\u8fc7\u591a\u56fe\u5c42\u4f1a\u5bfc\u81f4\u5185\u5b58\u98d9\u5347\u548c\u5408\u6210\u5f00\u9500\u589e\u52a0\u3002\u53ea\u5bf9\u786e\u5b9e\u9700\u8981\u9891\u7e41\u52a8\u753b\u7684\u5143\u7d20\u4f7f\u7528 <code>will-change<\/code>\uff0c\u5e76\u5728\u52a8\u753b\u7ed3\u675f\u540e\u79fb\u9664\u3002<\/p>\n<pre><code class=\"language-javascript\">\n\/\/ \u52a8\u753b\u5f00\u59cb\u524d\u63d0\u5347\nel.style.willChange = &#x27;transform&#x27;;\n\/\/ \u52a8\u753b\u7ed3\u675f\u540e\u79fb\u9664\nel.addEventListener(&#x27;transitionend&#x27;, () =&gt; {\n  el.style.willChange = &#x27;auto&#x27;;\n});\n<\/code><\/pre>\n<h2>\u4e94\u3001\u4f7f\u7528 Web Animations API \u5b9e\u73b0\u9ad8\u6027\u80fd\u52a8\u753b<\/h2>\n<p>Web Animations API \u63d0\u4f9b\u4e86\u6bd4 CSS \u66f4\u7075\u6d3b\u3001\u6bd4 JS \u66f4\u9ad8\u6548\u7684\u52a8\u753b\u63a7\u5236\u3002\u5b83\u8fd0\u884c\u5728\u5408\u6210\u5668\u7ebf\u7a0b\uff08\u5bf9\u4e8e transform\/opacity\uff09\uff0c\u4e14\u80fd\u7cbe\u786e\u63a7\u5236\u65f6\u95f4\u7ebf\u3002<\/p>\n<pre><code class=\"language-javascript\">\nconst box = document.getElementById(&#x27;boxCss&#x27;);\n\nconst animation = box.animate([\n  { transform: &#x27;translateX(0px)&#x27; },\n  { transform: &#x27;translateX(200px)&#x27; }\n], {\n  duration: 2000,\n  iterations: Infinity,\n  direction: &#x27;alternate&#x27;,\n  easing: &#x27;ease-in-out&#x27;\n});\n\n\/\/ \u6682\u505c\u3001\u64ad\u653e\u3001\u53d6\u6d88\n\/\/ animation.pause();\n\/\/ animation.play();\n\/\/ animation.cancel();\n<\/code><\/pre>\n<p>Web Animations API \u7684\u52a8\u753b\u540c\u6837\u53ef\u4ee5\u4eab\u53d7\u5408\u6210\u5668\u52a0\u901f\uff0c\u5e76\u4e14\u652f\u6301\u52a8\u6001\u4fee\u6539\u5173\u952e\u5e27\u3002<\/p>\n<h2>\u516d\u3001\u603b\u7ed3\u4e0e\u6700\u4f73\u5b9e\u8df5<\/h2>\n<p>\u901a\u8fc7\u672c\u6587\u7684\u5b9e\u6218\uff0c\u4f60\u5e94\u8be5\u638c\u63e1\u4e86\u4ee5\u4e0b\u6838\u5fc3\u8981\u70b9\uff1a<\/p>\n<ol>\n<li><strong>\u7406\u89e3\u50cf\u7d20\u7ba1\u9053<\/strong>\uff1aJavaScript \u2192 Style \u2192 Layout \u2192 Paint \u2192 Composite\u3002<\/li>\n<li><strong>\u52a8\u753b\u53ea\u4f7f\u7528 <code>transform<\/code> \u548c <code>opacity<\/code><\/strong>\uff1a\u907f\u514d\u89e6\u53d1 Layout \u548c Paint\u3002<\/li>\n<li><strong>\u907f\u514d\u5f3a\u5236\u540c\u6b65\u5e03\u5c40<\/strong>\uff1a\u8bfb\u5199\u5206\u79bb\uff0c\u6279\u91cf\u5904\u7406\u3002<\/li>\n<li><strong>\u5408\u7406\u4f7f\u7528\u56fe\u5c42\u63d0\u5347<\/strong>\uff1a\u7528 <code>will-change<\/code> \u63d0\u5347\uff0c\u4f46\u907f\u514d\u56fe\u5c42\u7206\u70b8\u3002<\/li>\n<li><strong>\u4f18\u5148\u4f7f\u7528 Web Animations API<\/strong>\uff1a\u83b7\u5f97\u66f4\u7cbe\u7ec6\u7684\u63a7\u5236\u548c\u5408\u6210\u5668\u52a0\u901f\u3002<\/li>\n<\/ol>\n<h3>\u5ef6\u4f38\u9605\u8bfb<\/h3>\n<ul>\n<li><a href=\"https:\/\/developers.google.com\/web\/fundamentals\/performance\/rendering\">Google Web Fundamentals: Rendering Performance<\/a><\/li>\n<li><a href=\"https:\/\/csstriggers.com\/\">CSS Triggers<\/a>\uff1a\u67e5\u8be2\u6bcf\u4e2a CSS \u5c5e\u6027\u89e6\u53d1\u7684\u6e32\u67d3\u9636\u6bb5<\/li>\n<li><a href=\"https:\/\/developer.chrome.com\/docs\/devtools\/performance\/\">Chrome DevTools Performance \u9762\u677f\u5b98\u65b9\u6587\u6863<\/a><\/li>\n<\/ul>\n<p>\u4e0b\u4e00\u6b65\uff0c\u4f60\u53ef\u4ee5\u5c1d\u8bd5\u4f7f\u7528 <code>PerformanceObserver<\/code> \u76d1\u63a7\u957f\u4efb\u52a1\uff0c\u6216\u7814\u7a76 <code>requestIdleCallback<\/code> \u5728\u7a7a\u95f2\u65f6\u95f4\u6267\u884c\u975e\u5173\u952e\u4efb\u52a1\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6df1\u5165\u89e3\u6790\u6d4f\u89c8\u5668\u6e32\u67d3\u6d41\u7a0b\uff0c\u901a\u8fc7\u50cf\u7d20\u7ba1\u9053\u5404\u9636\u6bb5\u7684\u53ef\u89c6\u5316\u4e0e\u4ee3\u7801\u5b9e\u6218\uff0c\u638c\u63e1\u5f3a\u5236\u540c\u6b65\u5e03\u5c40\u3001\u56fe\u5c42\u63d0\u5347\u3001\u5408\u6210\u5668\u52a8\u753b\u7b49\u6838\u5fc3\u4f18\u5316\u6280\u5de7\uff0c\u8ba9\u9875\u9762\u52a8\u753b\u7a33\u5b9a60fps\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3,4],"tags":[137,256,36,6,192],"class_list":["post-274","post","type-post","status-publish","format-standard","hentry","category-3","category-4","tag-css","tag-web","tag-36","tag-6","tag-192"],"_links":{"self":[{"href":"https:\/\/yykcj.com\/index.php?rest_route=\/wp\/v2\/posts\/274","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/yykcj.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/yykcj.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/yykcj.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/yykcj.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=274"}],"version-history":[{"count":0,"href":"https:\/\/yykcj.com\/index.php?rest_route=\/wp\/v2\/posts\/274\/revisions"}],"wp:attachment":[{"href":"https:\/\/yykcj.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=274"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/yykcj.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=274"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/yykcj.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=274"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}