{"id":52676,"date":"2024-12-03T11:44:58","date_gmt":"2024-12-03T03:44:58","guid":{"rendered":"https:\/\/fwq.ai\/blog\/52676\/"},"modified":"2024-12-03T11:44:58","modified_gmt":"2024-12-03T03:44:58","slug":"%e7%bc%96%e5%86%99%e6%9b%b4%e5%a5%bd%e7%9a%84-react-%e4%bb%a3%e7%a0%81%ef%bc%9a%e5%b9%b2%e5%87%80%e3%80%81%e9%ab%98%e6%95%88%e7%9a%84%e5%ae%9e%e8%b7%b5%e6%8c%87%e5%8d%97","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/52676\/","title":{"rendered":"\u7f16\u5199\u66f4\u597d\u7684 React \u4ee3\u7801\uff1a\u5e72\u51c0\u3001\u9ad8\u6548\u7684\u5b9e\u8df5\u6307\u5357"},"content":{"rendered":"<p><b><\/b>     <\/p>\n<h1>\u7f16\u5199\u66f4\u597d\u7684 React \u4ee3\u7801\uff1a\u5e72\u51c0\u3001\u9ad8\u6548\u7684\u5b9e\u8df5\u6307\u5357<\/h1>\n<p><span style=\"cursor: pointer\"><i><\/i>\u6536\u85cf<\/span>    <\/p>\n<p><span style=\"font-size: 15px\">\u6709\u5fd7\u8005\uff0c\u4e8b\u7adf\u6210\uff01\u5982\u679c\u4f60\u5728\u5b66\u4e60<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u6587\u7ae0<\/span>\uff0c\u90a3\u4e48\u672c\u6587<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300a\u7f16\u5199\u66f4\u597d\u7684 React \u4ee3\u7801\uff1a\u5e72\u51c0\u3001\u9ad8\u6548\u7684\u5b9e\u8df5\u6307\u5357\u300b<\/span>\uff0c\u5c31\u5f88\u9002\u5408\u4f60\uff01\u6587\u7ae0\u8bb2\u89e3\u7684\u77e5\u8bc6\u70b9\u4e3b\u8981\u5305\u62ec<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\uff0c\u82e5\u662f\u4f60\u5bf9\u672c\u6587\u611f\u5174\u8da3\uff0c\u6216\u8005\u662f\u60f3\u641e\u61c2\u5176\u4e2d\u67d0\u4e2a\u77e5\u8bc6\u70b9\uff0c\u5c31\u8bf7\u4f60\u7ee7\u7eed\u5f80\u4e0b\u770b\u5427~<\/span><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241122\/173226225967403973b70a0.jpg\" class=\"aligncenter\" title=\"\u7f16\u5199\u66f4\u597d\u7684 React \u4ee3\u7801\uff1a\u5e72\u51c0\u3001\u9ad8\u6548\u7684\u5b9e\u8df5\u6307\u5357\u63d2\u56fe\" alt=\"\u7f16\u5199\u66f4\u597d\u7684 React \u4ee3\u7801\uff1a\u5e72\u51c0\u3001\u9ad8\u6548\u7684\u5b9e\u8df5\u6307\u5357\u63d2\u56fe\" \/><\/p>\n<p>\u968f\u7740 react \u7684\u4e0d\u65ad\u53d1\u5c55\uff0c\u5f00\u53d1\u4eba\u5458\u5fc5\u987b\u4e0d\u65ad\u66f4\u65b0\u6700\u4f73\u5b9e\u8df5\uff0c\u4ee5\u589e\u5f3a\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u3001\u53ef\u7ef4\u62a4\u6027\u548c\u6027\u80fd\u3002\u672c\u6307\u5357\u6982\u8ff0\u4e86 2024 \u5e74\u7f16\u5199\u66f4\u6e05\u6d01\u3001\u66f4\u9ad8\u6548\u7684 react \u5e94\u7528\u7a0b\u5e8f\u65f6\u8981\u9075\u5faa\u7684\u5173\u952e\u5b9e\u8df5\uff0c\u5305\u62ec react 19 \u4e2d\u5f15\u5165\u7684\u6700\u65b0\u66f4\u6539\u3002<\/p>\n<h2> 1.\u4f7f\u7528\u529f\u80fd\u7ec4\u4ef6\u548c\u94a9\u5b50 <\/h2>\n<p>\u5e26\u6709\u94a9\u5b50\u7684\u529f\u80fd\u7ec4\u4ef6\u662f\u6784\u5efa react \u5e94\u7528\u7a0b\u5e8f\u7684\u6807\u51c6\u3002\u5b83\u4eec\u66f4\u7b80\u5355\u5e76\u4fc3\u8fdb\u66f4\u597d\u7684\u4ee3\u7801\u7ec4\u7ec7\u3002<\/p>\n<p><strong>\u793a\u4f8b\uff1a<\/strong><\/p>\n<pre>import react, { usestate } from 'react';\n\nconst counter = () =&gt; {\n  const [count, setcount] = usestate(0);\n\n  return (\n    &lt;div&gt;\n      &lt;p&gt;count: {count}&lt;\/p&gt;\n      &lt;button onclick={() =&gt; setcount(count + 1)}&gt;increment&lt;\/button&gt;\n    &lt;\/div&gt;\n  );\n};\n<\/pre>\n<p>\u4f7f\u7528 usestate \u8fd9\u6837\u7684\u94a9\u5b50\u53ef\u4ee5\u66f4\u8f7b\u677e\u5730\u8fdb\u884c\u72b6\u6001\u7ba1\u7406\uff0c\u800c\u65e0\u9700\u7c7b\u7ec4\u4ef6\uff0c\u4f7f\u60a8\u7684\u4ee3\u7801\u66f4\u52a0\u7b80\u6d01\u548c\u53ef\u8bfb\u3002<\/p>\n<h2> 2. \u5b9e\u65bd\u8bef\u5dee\u8fb9\u754c <\/h2>\n<p>\u9519\u8bef\u8fb9\u754c\u5bf9\u4e8e\u5728 react \u7ec4\u4ef6\u4e2d\u4f18\u96c5\u5730\u5904\u7406\u9519\u8bef\u81f3\u5173\u91cd\u8981\u3002\u5b83\u4eec\u53ef\u4ee5\u9632\u6b62\u6574\u4e2a\u5e94\u7528\u7a0b\u5e8f\u5d29\u6e83\u5e76\u5141\u8bb8\u60a8\u663e\u793a\u540e\u5907 ui\u3002<\/p>\n<p><strong>\u793a\u4f8b\uff1a<\/strong><\/p>\n<pre>class errorboundary extends react.component {\n  state = { haserror: false };\n\n  static getderivedstatefromerror(error) {\n    return { haserror: true };\n  }\n\n  componentdidcatch(error, info) {\n    console.error(\"error caught:\", error, info);\n  }\n\n  render() {\n    if (this.state.haserror) {\n      return &lt;h1&gt;something went wrong.&lt;\/h1&gt;;\n    }\n    return this.props.children; \n  }\n}\n<\/pre>\n<p>\u9519\u8bef\u8fb9\u754c\u6709\u52a9\u4e8e\u9694\u79bb\u5e94\u7528\u7a0b\u5e8f\u7279\u5b9a\u90e8\u5206\u7684\u9519\u8bef\uff0c\u4ece\u800c\u6539\u5584\u6574\u4f53\u7528\u6237\u4f53\u9a8c\u3002<\/p>\n<h2> 3. \u4f7f\u7528 react.memo \u4f18\u5316\u6027\u80fd <\/h2>\n<p>\u5728 react 19 \u4e2d\uff0creact.memo \u4ecd\u7136\u662f\u4e00\u4e2a\u6709\u4ef7\u503c\u7684\u5de5\u5177\uff0c\u7528\u4e8e\u8bb0\u5fc6\u529f\u80fd\u7ec4\u4ef6\u4ee5\u9632\u6b62\u4e0d\u5fc5\u8981\u7684\u91cd\u65b0\u6e32\u67d3\u3002\u7136\u800c\uff0c\u65b0\u7684 react \u7f16\u8bd1\u5668\u5f15\u5165\u4e86\u4f18\u5316\uff0c\u53ef\u4ee5\u51cf\u5c11\u67d0\u4e9b\u60c5\u51b5\u4e0b\u624b\u52a8\u8bb0\u5fc6\u7684\u9700\u8981\u3002<\/p>\n<h3> \u8981\u70b9\uff1a <\/h3>\n<ul>\n<li> <strong>\u6027\u80fd\u4f18\u5316<\/strong>\uff1areact.memo \u5bf9\u4e8e\u7ecf\u5e38\u63a5\u6536\u76f8\u540c props \u7684\u7ec4\u4ef6\u4ecd\u7136\u6709\u7528\uff0c\u7279\u522b\u662f\u5f53\u5b83\u4eec\u7684\u6e32\u67d3\u6210\u672c\u5f88\u9ad8\u65f6\u3002<\/li>\n<li> <strong>\u6d45\u5c42\u6bd4\u8f83<\/strong>\uff1a\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0creact.memo \u5bf9 props \u6267\u884c\u6d45\u5c42\u6bd4\u8f83\u3002\u5982\u679c\u60a8\u8981\u4f20\u9012\u590d\u6742\u7684\u6570\u636e\u7ed3\u6784\uff0c\u8bf7\u8003\u8651\u63d0\u4f9b\u81ea\u5b9a\u4e49\u6bd4\u8f83\u51fd\u6570\u3002<\/li>\n<\/ul>\n<p><strong>\u793a\u4f8b\uff1a<\/strong><\/p>\n<pre>const todoitem = react.memo(({ text }) =&gt; {\n  return &lt;div&gt;{text}&lt;\/div&gt;;\n});\n<\/pre>\n<p><strong>\u81ea\u5b9a\u4e49\u6bd4\u8f83\u793a\u4f8b<\/strong>\uff1a<\/p>\n<pre>const areequal = (prevprops, nextprops) =&gt; {\n  return prevprops.text === nextprops.text; \/\/ custom comparison logic\n};\n\nconst todoitem = react.memo(({ text }) =&gt; {\n  return &lt;div&gt;{text}&lt;\/div&gt;;\n}, areequal);\n<\/pre>\n<h2> 4. \u667a\u80fd\u7ec4\u4ef6\u7ed3\u6784 <\/h2>\n<p>\u5c06\u7ec4\u4ef6\u7ec4\u7ec7\u6210\u6e05\u6670\u7684\u7ed3\u6784\uff0c\u4ee5\u4fc3\u8fdb\u53ef\u91cd\u7528\u6027\u3002\u8003\u8651\u6309\u529f\u80fd\u6216\u8def\u7ebf\u5bf9\u7ec4\u4ef6\u8fdb\u884c\u5206\u7ec4\uff0c\u8fd9\u6837\u53ef\u4ee5\u66f4\u8f7b\u677e\u5730\u7ba1\u7406\u76f8\u5173\u6587\u4ef6\u3002<\/p>\n<p><strong>\u6587\u4ef6\u5939\u7ed3\u6784\u793a\u4f8b\uff1a<\/strong><\/p>\n<pre>src\/\n  components\/\n    button\/\n      button.jsx\n      button.css\n    dashboard\/\n      dashboard.jsx\n      dashboard.css\n  hooks\/\n    usefetch.js\n  utils\/\n    api.js\n<\/pre>\n<p>\u7ec4\u7ec7\u826f\u597d\u7684\u6587\u4ef6\u5939\u7ed3\u6784\u589e\u5f3a\u4e86\u56e2\u961f\u6210\u5458\u4e4b\u95f4\u7684\u53ef\u7ef4\u62a4\u6027\u548c\u534f\u4f5c\u6027\u3002<\/p>\n<h2> 5.\u6709\u6548\u7684\u72b6\u6001\u7ba1\u7406 <\/h2>\n<p>\u6839\u636e\u5e94\u7528\u7a0b\u5e8f\u7684\u9700\u6c42\u9009\u62e9\u6b63\u786e\u7684\u72b6\u6001\u7ba1\u7406\u7b56\u7565\u3002\u5bf9\u7279\u5b9a\u4e8e\u7ec4\u4ef6\u7684\u6570\u636e\u4f7f\u7528\u672c\u5730\u72b6\u6001\uff0c\u5bf9\u5171\u4eab\u6570\u636e\u4f7f\u7528\u5168\u5c40\u72b6\u6001\u7ba1\u7406\uff08\u5982 redux toolkit\u3001zustand \u6216 jotai\uff09\u3002<\/p>\n<p><strong>\u793a\u4f8b\uff1a<\/strong><\/p>\n<pre>import { usestate } from 'react';\n\nconst app = () =&gt; {\n  const [data, setdata] = usestate([]);\n  \/\/ fetch data and set state\n};\n<\/pre>\n<p>\u5229\u7528\u9002\u5f53\u7684\u72b6\u6001\u7ba1\u7406\u5de5\u5177\u53ef\u4ee5\u663e\u7740\u63d0\u9ad8\u5e94\u7528\u7a0b\u5e8f\u7684\u6027\u80fd\u548c\u53ef\u7ef4\u62a4\u6027\u3002<\/p>\n<h2> 6. \u4f7f\u7528 linting \u548c\u683c\u5f0f\u5316\u5de5\u5177 <\/h2>\n<p>\u7ed3\u5408 eslint \u548c prettier \u7b49\u5de5\u5177\u6765\u7ef4\u62a4\u4ee3\u7801\u8d28\u91cf\u548c\u4e00\u81f4\u6027\u3002\u8fd9\u4e9b\u5de5\u5177\u6709\u52a9\u4e8e\u53ca\u65e9\u53d1\u73b0\u9519\u8bef\u5e76\u6267\u884c\u7f16\u7801\u6807\u51c6\u3002<\/p>\n<p><strong>eslint \u914d\u7f6e\u793a\u4f8b\uff1a<\/strong><\/p>\n<pre>{\n  \"extends\": \"eslint:recommended\",\n  \"env\": {\n    \"browser\": true,\n    \"es2021\": true\n  },\n  \"rules\": {\n    \"no-unused-vars\": \"warn\",\n    \"react\/react-in-jsx-scope\": \"off\"\n  }\n}\n<\/pre>\n<p>linting \u5de5\u5177\u6709\u52a9\u4e8e\u786e\u4fdd\u4e00\u81f4\u7684\u4ee3\u7801\u98ce\u683c\u5e76\u5728\u6f5c\u5728\u9519\u8bef\u51fa\u73b0\u95ee\u9898\u4e4b\u524d\u6355\u83b7\u5b83\u4eec\u3002<\/p>\n<h2> 7. \u5ef6\u8fdf\u52a0\u8f7d\u7ec4\u4ef6 <\/h2>\n<p>\u4f7f\u7528 react \u7684\u5ef6\u8fdf\u52a0\u8f7d\u529f\u80fd\u4ec5\u5728\u9700\u8981\u65f6\u52a0\u8f7d\u7ec4\u4ef6\uff0c\u4ece\u800c\u63d0\u9ad8\u5e94\u7528\u7a0b\u5e8f\u7684\u6027\u80fd\u3002<\/p>\n<p><strong>\u793a\u4f8b\uff1a<\/strong><\/p>\n<pre>import react, { suspense, lazy } from 'react';\n\nconst lazycomponent = lazy(() =&gt; import('.\/lazycomponent'));\n\nconst app = () =&gt; (\n  &lt;suspense fallback={&lt;div&gt;loading...&lt;\/div&gt;}&gt;\n    &lt;lazycomponent \/&gt;\n  &lt;\/suspense&gt;\n);\n<\/pre>\n<p>\u5ef6\u8fdf\u52a0\u8f7d\u6709\u52a9\u4e8e\u51cf\u5c11\u5e94\u7528\u7a0b\u5e8f\u7684\u521d\u59cb\u52a0\u8f7d\u65f6\u95f4\uff0c\u589e\u5f3a\u7528\u6237\u4f53\u9a8c\u3002<\/p>\n<h2> 8. \u4e3a\u60a8\u7684\u7ec4\u4ef6\u7f16\u5199\u6d4b\u8bd5 <\/h2>\n<p>\u4f7f\u7528 jest \u548c react \u6d4b\u8bd5\u5e93\u7b49\u5e93\u5bf9\u60a8\u7684\u7ec4\u4ef6\u5b9e\u65bd\u6d4b\u8bd5\u3002\u8fd9\u53ef\u786e\u4fdd\u60a8\u7684\u7ec4\u4ef6\u6309\u9884\u671f\u8fd0\u884c\u5e76\u6709\u52a9\u4e8e\u53ca\u65e9\u53d1\u73b0\u9519\u8bef\u3002<\/p>\n<p><strong>\u793a\u4f8b\u6d4b\u8bd5\uff1a<\/strong><\/p>\n<pre>import { render, screen } from '@testing-library\/react';\nimport counter from '.\/counter';\n\ntest('renders count', () =&gt; {\n  render(&lt;counter \/&gt;);\n  const linkelement = screen.getbytext(\/count:\/i);\n  expect(linkelement).tobeinthedocument();\n});\n<\/pre>\n<p>\u6d4b\u8bd5\u5bf9\u4e8e\u7ef4\u62a4\u4ee3\u7801\u8d28\u91cf\u548c\u786e\u4fdd\u7ec4\u4ef6\u968f\u7740\u65f6\u95f4\u7684\u63a8\u79fb\u6b63\u5e38\u8fd0\u884c\u81f3\u5173\u91cd\u8981\u3002<\/p>\n<h2> 9.\u4f7f\u7528\u7edd\u5bf9\u5bfc\u5165 <\/h2>\n<p>\u4f7f\u7528\u7edd\u5bf9\u5bfc\u5165\u53ef\u4ee5\u7b80\u5316\u5bfc\u5165\u8bed\u53e5\u5e76\u4f7f\u4ee3\u7801\u66f4\u5177\u53ef\u8bfb\u6027\u3002\u914d\u7f6e\u60a8\u7684\u9879\u76ee\u4ee5\u652f\u6301\u7edd\u5bf9\u5bfc\u5165\u3002<\/p>\n<p><strong>\u793a\u4f8b\uff1a<\/strong><\/p>\n<pre>import Button from 'components\/Button';\n<\/pre>\n<p>\u8fd9\u79cd\u505a\u6cd5\u964d\u4f4e\u4e86\u76f8\u5bf9\u8def\u5f84\u7684\u590d\u6742\u6027\u5e76\u63d0\u9ad8\u4e86\u4ee3\u7801\u6e05\u6670\u5ea6\u3002<\/p>\n<h2> 10. \u53ca\u65f6\u4e86\u89e3 react \u7684\u53d8\u5316 <\/h2>\n<p>\u5b9a\u671f\u68c0\u67e5 react \u53ca\u5176\u751f\u6001\u7cfb\u7edf\u7684\u66f4\u65b0\u3002\u65b0\u529f\u80fd\u548c\u6700\u4f73\u5b9e\u8df5\u4e0d\u65ad\u63a8\u51fa\uff0c\u968f\u65f6\u4e86\u89e3\u6700\u65b0\u52a8\u6001\u53ef\u5e2e\u52a9\u60a8\u5229\u7528\u6700\u65b0\u6539\u8fdb\u3002<\/p>\n<h2> \u7ed3\u8bba <\/h2>\n<p>\u901a\u8fc7\u9075\u5faa\u8fd9\u4e9b\u6700\u4f73\u5b9e\u8df5\uff0c\u60a8\u53ef\u4ee5\u5728 2024 \u5e74\u7f16\u5199\u5e72\u51c0\u3001\u53ef\u7ef4\u62a4\u4e14\u9ad8\u6027\u80fd\u7684 react \u5e94\u7528\u7a0b\u5e8f\u3002\u62e5\u62b1 react \u4e0d\u65ad\u53d1\u5c55\u7684\u672c\u8d28\uff0c\u5e76\u4e0d\u65ad\u5b8c\u5584\u60a8\u7684\u6280\u80fd\u4ee5\u589e\u5f3a\u60a8\u7684\u5f00\u53d1\u8fc7\u7a0b\u3002<\/p>\n<p>\u5982\u679c\u60a8\u89c9\u5f97\u6b64\u5185\u5bb9\u6709\u5e2e\u52a9\uff0c\u8bf7\u968f\u65f6\u7ed9\u6211\u4e70\u676f\u5496\u5561\u6765\u652f\u6301\u3002\u611f\u8c22\u60a8\u7684\u9605\u8bfb\uff01<\/p>\n<h3> \u5f15\u6587 <\/h3>\n<ol>\n<li>\u53cd\u5e94\u6587\u6863\u3002 \uff082024\uff09\u3002 react 19 \u53d1\u884c\u8bf4\u660e\u3002<\/li>\n<li>\u5fb7\u7c73\u7279\u91cc\u00b7\u5e15\u592b\u9c81\u5ef7\u3002 \uff082024\uff09\u3002\u660e\u667a\u5730\u4f7f\u7528 react.memo()\u3002<\/li>\n<li>\u53cd\u5e94\u56e2\u961f\u3002 \uff082024\uff09\u3002 react.memo.<\/li>\n<li>\u8428\u8482\u4ec0\u00b7\u5e93\u9a6c\u5c14 n. (2024)\u3002\u7f16\u5199\u5e72\u51c0\u9ad8\u6548\u7684 react \u4ee3\u7801 &#8211; \u6700\u4f73\u5b9e\u8df5\u548c\u4f18\u5316\u6280\u672f\u3002<\/li>\n<li>\u6d77\u683c\u62c9\u592b\u3002 \uff082024\uff09\u3002\u4ec0\u4e48\u662f react memo \u4ee5\u53ca\u5982\u4f55\u4f7f\u7528\u5b83\uff1f.<\/li>\n<\/ol>\n<p>\u6587\u4e2d\u5173\u4e8e\u7684\u77e5\u8bc6\u4ecb\u7ecd\uff0c\u5e0c\u671b\u5bf9\u4f60\u7684\u5b66\u4e60\u6709\u6240\u5e2e\u52a9\uff01\u82e5\u662f\u53d7\u76ca\u532a\u6d45\uff0c\u90a3\u5c31\u52a8\u52a8\u9f20\u6807\u6536\u85cf\u8fd9\u7bc7\u300a\u7f16\u5199\u66f4\u597d\u7684 React \u4ee3\u7801\uff1a\u5e72\u51c0\u3001\u9ad8\u6548\u7684\u5b9e\u8df5\u6307\u5357\u300b\u6587\u7ae0\u5427\uff0c\u4e5f\u53ef\u5173\u6ce8\u7c73\u4e91\u516c\u4f17\u53f7\u4e86\u89e3\u76f8\u5173\u6280\u672f\u6587\u7ae0\u3002<\/p>\n<p>      \u7248\u672c\u58f0\u660e \u672c\u6587\u8f6c\u8f7d\u4e8e\uff1adev.to \u5982\u6709\u4fb5\u72af\uff0c\u8bf7\u8054\u7cfb\u5220\u9664    <\/p>\n<dl>\n<dt><\/dt>\n<dd>\n   \u5982\u4f55\u4e3a\u7535\u8111\u8bbe\u7f6e\u5f3a\u5bc6\u7801\uff1a\u4fdd\u62a4\u60a8\u7684\u6570\u636e\u5b89\u5168\n <\/dd>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"<p>\u7f16\u5199\u66f4\u597d\u7684 React \u4ee3\u7801\uff1a\u5e72\u51c0\u3001\u9ad8\u6548\u7684\u5b9e\u8df5\u6307\u5357 \u6536\u85cf \u6709\u5fd7\u8005\uff0c\u4e8b\u7adf\u6210\uff01\u5982\u679c\u4f60\u5728\u5b66\u4e60\u6587\u7ae0\uff0c\u90a3\u4e48\u672c\u6587\u300a\u7f16\u5199\u66f4\u597d\u7684 React \u4ee3\u7801\uff1a\u5e72\u51c0\u3001\u9ad8\u6548\u7684\u5b9e\u8df5\u6307\u5357\u300b\uff0c\u5c31\u5f88\u9002\u5408\u4f60\uff01\u6587\u7ae0\u8bb2\u89e3\u7684\u77e5\u8bc6\u70b9\u4e3b\u8981\u5305\u62ec\uff0c\u82e5\u662f\u4f60\u5bf9\u672c\u6587\u611f\u5174\u8da3\uff0c\u6216\u8005\u662f\u60f3\u641e\u61c2\u5176\u4e2d\u67d0\u4e2a\u77e5\u8bc6\u70b9\uff0c\u5c31\u8bf7\u4f60\u7ee7\u7eed\u5f80\u4e0b\u770b\u5427~ \u968f\u7740 react \u7684\u4e0d\u65ad\u53d1\u5c55\uff0c\u5f00\u53d1\u4eba\u5458\u5fc5\u987b\u4e0d\u65ad\u66f4\u65b0\u6700\u4f73\u5b9e\u8df5\uff0c\u4ee5\u589e\u5f3a\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u3001\u53ef\u7ef4\u62a4\u6027\u548c\u6027\u80fd\u3002\u672c\u6307\u5357\u6982\u8ff0\u4e86 2024 \u5e74\u7f16\u5199\u66f4\u6e05\u6d01\u3001\u66f4\u9ad8\u6548\u7684 react \u5e94\u7528\u7a0b\u5e8f\u65f6\u8981\u9075\u5faa\u7684\u5173\u952e\u5b9e\u8df5\uff0c\u5305\u62ec react 19 \u4e2d\u5f15\u5165\u7684\u6700\u65b0\u66f4\u6539\u3002 1.\u4f7f\u7528\u529f\u80fd\u7ec4\u4ef6\u548c\u94a9\u5b50 \u5e26\u6709\u94a9\u5b50\u7684\u529f\u80fd\u7ec4\u4ef6\u662f\u6784\u5efa react \u5e94\u7528\u7a0b\u5e8f\u7684\u6807\u51c6\u3002\u5b83\u4eec\u66f4\u7b80\u5355\u5e76\u4fc3\u8fdb\u66f4\u597d\u7684\u4ee3\u7801\u7ec4\u7ec7\u3002 \u793a\u4f8b\uff1a import react, { usestate } from &#8216;react&#8217;; const counter = () =&gt; { const [count, setcount] = usestate(0); return ( &lt;div&gt; &lt;p&gt;count: {count}&lt;\/p&gt; &lt;button onclick={() =&gt; setcount(count + 1)}&gt;increment&lt;\/button&gt; &lt;\/div&gt; ); }; \u4f7f\u7528 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-52676","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/52676","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=52676"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/52676\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=52676"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=52676"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=52676"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}