{"id":2136,"date":"2024-11-10T12:34:15","date_gmt":"2024-11-10T04:34:15","guid":{"rendered":"https:\/\/fwq.ai\/blog\/2136\/"},"modified":"2024-11-10T12:34:15","modified_gmt":"2024-11-10T04:34:15","slug":"svelte-igration-%e7%9a%84%e7%bb%8f%e9%aa%8c%e5%92%8c%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a1%b9","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/2136\/","title":{"rendered":"Svelte igration \u7684\u7ecf\u9a8c\u548c\u6ce8\u610f\u4e8b\u9879"},"content":{"rendered":"

\"Svelte<\/p>\n

\u6211\u6700\u8fd1\u66f4\u65b0\u4e86\u4e00\u4e2a\u76f8\u5f53\u590d\u6742\u7684\u7f51\u7edc\u5e94\u7528\u7a0b\u5e8f\u3002\u8be5\u5e94\u7528\u5177\u6709 auth\u3001stripe\u3001i18n\u3001dark\/light \u6a21\u5f0f\u3001pwa \u7b49\u529f\u80fd\u3002\u603b\u4f53\u800c\u8a00\uff0c\u5b83\u6709\u5927\u7ea6 30 \u4e2a\u9875\u9762\u548c\u7ec4\u4ef6\uff0c\u51e0\u4e4e\u6ca1\u6709\u7b2c\u4e09\u65b9 npm \u5305\u3002<\/p>\n

\u6211\u60f3\u6307\u51fa\u5728\u5c06\u5e94\u7528\u7a0b\u5e8f\u8fc1\u79fb\u5230 svelte 5 \u65f6\u6211\u53d1\u73b0\u975e\u5e38\u5177\u6709\u6311\u6218\u6027\u7684\u4e8b\u60c5\u3002<\/p>\n

\u81ea\u52a8\u8fc1\u79fb\u811a\u672c\u9524 <\/h2>\n

svelte \u63d0\u4f9b\u7684\u81ea\u52a8\u8fc1\u79fb\u811a\u672c\u53ef\u4ee5\u5728\u7ec8\u7aef npx sv migrate svelte-5 \u4e2d\u4f7f\u7528\u8fd9\u4e2a\u201cone-liner\u201d\u547d\u4ee4\u4e3a\u60a8\u5b8c\u6210\u8fd9\u9879\u5de5\u4f5c\uff08\u5728\u5b8c\u6210\u6240\u6709\u5fc5\u8981\u7684\u66f4\u65b0\u5e76\u5b89\u88c5\u4e4b\u540e\uff1a\u201c@sveltejs\/vite -plugin-svelte\u201d\uff1a\u201c^4.0.0\u201d\u548c\u201csvelte\u201d\uff1a\u201c^5\u201d\uff09\u3002\u4f46\u6211\u5e76\u4e0d\u63a8\u8350\u8fd9\u79cd\u201c\u9524\u5b50\u201d\u7684\u505a\u6cd5\u3002 <\/p>\n

\u4f7f\u7528 ctrl + shift + p<\/strong> (\/) \/ shift + command + p<\/strong> (mac) \u9010\u4e2a\u6587\u4ef6\u3001\u9010\u4e2a\u7ec4\u4ef6\u5730\u8fdb\u884c\u64cd\u4f5c\uff0c\u5e76\u4f7f\u7528\u201c\u5c06\u7ec4\u4ef6\u8fc1\u79fb\u5230 svelte\u201d 5 vs code \u547d\u4ee4\u9762\u677f\u4e2d\u7684\u8bed\u6cd5\u547d\u4ee4\u6539\u4e3a\u3002\u8fd9\u6837\u4f60\u5c31\u4f1a\u6709\u66f4\u591a\u7684\u63a7\u5236\u6743\u3002<\/p>\n

\u5df2\u5f03\u7528\u7684 run() \u60ca\u559c <\/h2>\n

\u811a\u672c\u65e0\u6cd5\u521b\u9020\u5947\u8ff9\u3002\u5c06\u53cd\u5e94\u5f0f\u53d8\u91cf\u58f0\u660e\u5347\u7ea7\u5230 $state() \u901a\u5e38\u6ca1\u95ee\u9898\u3002\u7136\u800c\uff0c\u811a\u672c\u53ef\u80fd\u5f88\u96be\u68c0\u6d4b $: \u662f\u5426\u5e94\u8be5\u8f6c\u6362\u4e3a $driven()\/$\u884d\u751f.by(() => {}) \u6216 $effect(() => {})\u3002<\/p>\n

\u90a3\u4e48\uff0c\u4f60\u731c\u600e\u4e48\u7740\uff1f\u4f7f\u7528\u81ea\u52a8\u8fc1\u79fb\u811a\u672c\uff0c\u60a8\u6700\u7ec8\u53ef\u80fd\u4f1a\u5f97\u5230\u5927\u91cf run(() => {})\u3002<\/p>\n

\u4f8b\u5982\uff0c\u60f3\u8c61\u4e00\u4e2a\u4f7f\u7528\u5982\u4e0b\u5185\u5bb9\u7684\u7b80\u5316\u793a\u4f8b\uff1a<\/p>\n

<script>\n...\n   let notext = false;\n   $: if (data.completedoc == 'nolangversion') {\n      notext = true;\n   }\n   $: if (data.completedoc !== 'nolangversion') {\n      notext = false;\n   }\n<\/script>\n\n...\n{#if notext}\n   {data.userprefferedlang.notextwarning}\n{:else}\n...\n{\/if}\n...\n<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u81ea\u52a8\u8fc1\u79fb\u811a\u672c\u5c06\u4e3a\u60a8\u63d0\u4f9b\uff1a<\/p>\n
<script>\n    import { run } from 'svelte\/legacy';\n...\n    let notext = $state(false);\n    run(() => {\n        if (data.completedoc == 'nolangversion') {\n            notext = true;\n        }\n    });\n    run(() => {\n        if (data.completedoc !== 'nolangversion') {\n            notext = false;\n        }\n    });\n<\/script>\n<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u6709\u4e00\u4e2a\u5f88\u597d\u7684\u5c0f\u8b66\u544a\uff0crun \u51fd\u6570\u5df2\u88ab\u5f03\u7528<\/strong>\u3002<\/p>\n
\u6211\u731c\u66f4\u597d\u7684 svelte 5 \u4ee3\u7801\u662f\u8fd9\u6837\u7684\uff1a<\/p>\n
<script>\n...\n    let notext = $derived.by(() => {\n        if (data.completedoc == 'nolangversion') {\n            return  true;\n        }\n        if (data.completedoc !== 'nolangversion') {\n            return false;\n        }\n    });\n...\n<\/script>\n<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u6216\u8005\u5982\u679c\u4f60\u7684\u4ee3\u7801\u5e76\u4e0d\u590d\u6742\uff0c\u5373\u4f7f\u662f\u8fd9\u6837\uff1a<\/p>\n
<script>\n...\n    let notext = $derived(\n        data.completedoc == 'nolangversion' \n        ? \n        true\n        :\n        false\n        ) \n...\n<\/script>\n<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u539f\u56e0\u662f\u811a\u672c\u65e0\u6cd5\u8f7b\u677e\u5730\u5c06\u4ee3\u7801\u8f6c\u6362\u4e3a $categories.by(() => {})\uff0c\u56e0\u6b64\u5b83\u60f3\u4f7f\u7528\u66f4\u810f\u7684\u65b9\u6cd5 $effect()\u3002\u4f46 $effect() \u4ec5\u5728\u5ba2\u6237\u7aef\u8fd0\u884c\uff0c\u56e0\u6b64\u8be5\u811a\u672c\u4f7f\u7528\u5df2\u5f03\u7528\u7684 run \u51fd\u6570\u3002<\/p>\n
 \u5982\u679c\u53ef\u4ee5\u7684\u8bdd\u907f\u514d$\u6548\u5e94 <\/h2>\n
\u73b0\u5728\u6211\u4eec\u5f97\u5230\u4e86\u6700\u91cd\u8981\u7684\u7ed3\u8bba\u3002 $effect() \u4ec5\u5728\u5ba2\u6237\u7aef\u8fd0\u884c\u3002\u56e0\u6b64\uff0c\u670d\u52a1\u5668\u4e0a\u6ca1\u6709\u7528\u4e8e\u9884\u6e32\u67d3\u9875\u9762\u548c ssr \u7684 $effect()\u3002<\/p>\n
$effect() \u4e0d\u5728\u670d\u52a1\u5668\u4e0a\u8fd0\u884c\uff01<\/strong><\/p>\n
svelte 5 \u6587\u6863\u4e2d\u5e94\u8be5\u5f3a\u8c03\u8fd9\u4e00\u70b9\u3002<\/p>\n
\u770b\u8fd9\u4e24\u4e2a\u4f8b\u5b50\uff1a<\/p>\n
<script>\nlet a = 1\nlet b = 2\n\n$: c = a + b\n<\/script>\n\n{c}  \/\/ server responds with c == 3\n<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
<script>\nlet a = $state(1)\nlet b = $state(2)\nlet c = $state(0)\n\n$effect(() => {\n  c = a + b\n})\n<\/script>\n\n{c}  \/\/ server responds with c == 0\n<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u5b83\u4eec\u4e0d\u4e00\u6837\u3002\u8fd9\u5e26\u6765\u4e86\u5f88\u591a\u6311\u6218\u3002\u5ba2\u6237\u7aef\u5728\u5b89\u88c5\u9875\u9762\u65f6\u9700\u8981\u91cd\u65b0\u8bc4\u4f30 c \u53d8\u91cf\u3002\u4ece\u670d\u52a1\u5668\u53d1\u9001\u7684\u9875\u9762\u548c\u6700\u7ec8\u5728\u5ba2\u6237\u7aef\u4e0a\u8fdb\u884c dom \u6e32\u67d3\u65f6\u7684\u9875\u9762\u770b\u8d77\u6765\u4f1a\u6709\u6240\u4e0d\u540c\uff08ssr\u3001seo\u3001\u95ea\u70c1\u95ee\u9898\u7b49\uff09\u3002<\/p>\n
\u56e0\u6b64\uff0c\u8bf7\u59cb\u7ec8\u5c1d\u8bd5\u4f7f\u7528 $\u884d\u751f\u6216 $\u884d\u751f.by(() => {}) \u800c\u4e0d\u662f $effect()\u3002\u8fd9\u4f1a\u4e3a\u4f60\u7701\u53bb\u5f88\u591a\u9ebb\u70e6\u3002<\/p>\n
\u8fd9\u4e0e\u6211\u4eec\u88ab\u529d\u963b\u4e0d\u8981\u5728 sveltekit \u548c ssr \u4e2d\u4f7f\u7528\u5546\u5e97\u65f6\u7684\u60c5\u51b5\u5b8c\u5168\u76f8\u540c\u3002<\/p>\n
 sveltekit \u4e2d\u7684 $effect \u4e0e onmount() <\/h2>\n
\u7531\u4e8e svelte 5 \u5230\u6765\u671f\u95f4\u7ed9\u51fa\u7684\u793a\u4f8b\uff0c\u60a8\u53ef\u80fd\u4f1a\u60f3\u7528 $effect() \u66ff\u6362 sveltekit \u4e2d\u7684 onmount() \u3002\u7531\u4e8e\u5df2\u7ecf\u63d0\u5230\u7684\u539f\u56e0\uff0c\u6211\u6682\u65f6\u4e0d\u9f13\u52b1\u8fd9\u6837\u505a\u3002 onmount \u4ecd\u7136\u662f\u6838\u5fc3 svelte \u751f\u547d\u5468\u671f\u6302\u94a9\u3002 <\/p>\n
 $bindable $props \u60ca\u559c <\/h2>\n
\u53e6\u4e00\u4e2a\u4ee4\u4eba\u60ca\u559c\u7684\u5730\u65b9\u662f svelte 5 \u975e\u5e38\u6ce8\u610f\u53d8\u91cf\u503c\u7684\u4e00\u81f4\u6027\u3002\u5982\u679c\u60a8\u5c06\u53d8\u91cf\u4f5c\u4e3a prop \u4f20\u9012\u7ed9\u7ec4\u4ef6\uff0c\u5e76\u7a0d\u540e\u5728\u7ec4\u4ef6\u4e2d\u66f4\u6539\u6b64\u53d8\u91cf\uff0c\u811a\u672c\u5c06\u5c1d\u8bd5\u4f7f\u7528 $bindable $prop \u89e3\u51b3\u6b64\u4e0d\u4e00\u81f4\u95ee\u9898\u3002\u5e94\u901a\u77e5\u5bb6\u957f\uff0c\u4ee5\u4fbf\u60a8\u7684\u5e94\u7528\u7a0b\u5e8f\u72b6\u6001\u4fdd\u6301\u4e00\u81f4\u3002<\/p>\n
\u770b\u8fd9\u4e2a\u4f8b\u5b50\uff1a<\/p>\n
\/\/ parent svelte file\n<script>\n   import componentbinded from '.\/componentbinded.svelte';\n   import componentwithderived from '.\/componentwithderived.svelte';\n   let name = $state('john wick');\n<\/script>\n\n<p>name value in parent: {name}<\/p>\n\n<componentbinded bind:name={name} \/>\n\n<componentwithderived {name} \/>\n<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u81ea\u52a8\u8fc1\u79fb\u811a\u672c\u5c06\u8981\u6c42\u60a8\u4f7f\u7528\u5177\u6709\u7ed1\u5b9a\u503c\u7684\u7ec4\u4ef6\uff0c\u4ee5\u786e\u4fdd\u7236\u7ea7\u53ef\u4ee5\u53d6\u56de\u66f4\u65b0\u7684\u503c\uff1a<\/p>\n
\/\/ componentbinded.svelte\n<script>\n   let { name = $bindable() } = $props();\n   name = name.touppercase()\n<\/script>\n\n<p>\nname value in component with binded value: {name}\n<\/p>\n<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u4f46\u4e5f\u8bb8\u6211\u4eec\u4e5f\u53ef\u4ee5\u4f7f\u7528\u66f4\u7b80\u5355\u7684\u65b9\u6cd5\uff0c\u4f60\u731c\u5bf9\u4e86\uff0c\u4f7f\u7528 $\u884d\u751f():<\/p>\n
\/\/ componentwithderived.svelte\n<script>\n   let { name } = $props();\n   let uppercasename = $derived(name.touppercase())\n<\/script>\n\n<p>\nname value in component with derived value: {uppercasename}\n<\/p>\n<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
 :global { } \u5757 <\/h2>\n
\u6211\u5728\u8fc1\u79fb\u8fc7\u7a0b\u4e2d\u53d1\u73b0\u7684\u4e00\u4e2a\u975e\u5e38\u597d\u7684\u529f\u80fd\u662f\u6211\u4eec\u73b0\u5728\u53ef\u4ee5\u4f7f\u7528  :global \u548c block\u3002\u4f8b\u5982\uff0c\u5982\u679c\u60a8\u60f3\u5728 @html \u4e2d\u8bbe\u7f6e html \u5143\u7d20\u7684\u6837\u5f0f\uff0c\u5219\u4f7f\u7528 :global \u8fdb\u884c\u6837\u5f0f\u8bbe\u7f6e\u662f\u975e\u5e38\u5fc5\u8981\u7684\u3002<\/p>\n
\u6240\u4ee5\u4ee3\u66ff\u8fd9\u4e2a\uff1a<\/p>\n
...\n<style>\n    #blog :global(table) {\n        width: 100%;\n    }\n    #blog :global(td) {\n        text-align: left;\n    }\n    #blog :global(th) {\n        font-weight: bolder;\n        font-size: medium;\n        text-align: center;\n    }\n<\/style>\n<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u4f60\u53ef\u4ee5\u4f7f\u7528\u8fd9\u4e2a\uff1a<\/p>\n
...\n<style>\n   #blog :global {\n    table {\n        width: 100%;\n    }\n    td {\n        text-align: left;\n    }\n    th {\n        font-weight: bolder;\n        font-size: medium;\n        text-align: center;\n    }\n}\n<\/style>\n<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
 \u6837\u5f0f\u4f5c\u4e3a\u7ec4\u4ef6\u4e2d\u7684\u9053\u5177 <\/h2>\n
\u5728 svelte 4 \u4e2d\uff0c\u5982\u679c\u60a8\u60f3\u63d0\u4f9b css \u7c7b\u4f5c\u4e3a\u7ec4\u4ef6\u7684 prop\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528 {$$props.class}:<\/p>\n
\/\/ icons component\n<script>\n   export let name;\n   export let width = '1.5em';\n   export let height = '1.5em';\n   export let focusable = false;\n\n   let icons = {\n    user: {\n    svg: `<path fill=\"none\" d=\"m0 0h24v24h0v0z\"\/><path d=\"m12 6c1.1 0 2 .9 2 2s-.9 2-2 2-2-.9-2-2 .9-2 2-2m0 10c2.7 0 5.8 1.29 6 2h6c.23-.72 3.31-2 6-2m0-12c9.79 4 8 5.79 8 8s1.79 4 4 4 4-1.79 4-4-1.79-4-4-4zm0 10c-2.67 0-8 1.34-8 4v2h16v-2c0-2.66-5.33-4-8-4z\"\/>`\n    },\n    user_logged: {\n    svg: `<path fill=\"none\" d=\"m0 0h24v24h0z\"\/><path d=\"m12 12c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm0 2c-2.67 0-8 1.34-8 4v2h16v-2c0-2.66-5.33-4-8-4z\"\/>`\n    }\n   };\n\n   let displayicon = icons[name];\n<\/script>\n\n<svg\n    xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\n    class={$$props.class}\n    viewbox=\"0 0 24 24\"\n    fill=\"currentcolor\"\n    {focusable}\n    {width}\n    {height}\n>\n   {@html displayicon.svg}\n<\/svg>\n\n<style>\n    ...\n<\/style>\n\n<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u5728 svelte 5 \u4e2d\u4f60\u53ef\u4ee5\u4f7f\u7528 class={classname}:<\/p>\n
<script>\n   let {\n    name,\n    width = '1.5em',\n    height = '1.5em',\n    focusable = false,\n    class: className = ''\n    } = $props();\n\nlet icons = {\n    user: {\n    svg: `<path fill=\"none\" d=\"M0 0h24v24H0V0z\"\/><path d=\"M12 6c1.1 0 2 .9 2 2s-.9 2-2 2-2-.9-2-2 .9-2 2-2m0 10c2.7 0 5.8 1.29 6 2H6c.23-.72 3.31-2 6-2m0-12C9.79 4 8 5.79 8 8s1.79 4 4 4 4-1.79 4-4-1.79-4-4-4zm0 10c-2.67 0-8 1.34-8 4v2h16v-2c0-2.66-5.33-4-8-4z\"\/>`\n    },\n    user_logged: {\n    svg: `<path fill=\"none\" d=\"M0 0h24v24H0z\"\/><path d=\"M12 12c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm0 2c-2.67 0-8 1.34-8 4v2h16v-2c0-2.66-5.33-4-8-4z\"\/>`\n    }\n   };\n\n   let displayIcon = icons[name];\n<\/script>\n\n<svg\n    xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\n    viewBox=\"0 0 24 24\"\n    fill=\"currentColor\"\n    class={className}\n    {focusable}\n    {width}\n    {height}\n>\n    {@html displayIcon.svg}\n<\/svg>\n\n<style>\n...\n<\/style>\n\n<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
 \u706f\u5854\u6027\u80fd\u53ef\u80fd\u4e0b\u964d <\/h2>\n
\u5f53\u6211\u4f7f\u7528\u81ea\u52a8\u5408\u5e76\u811a\u672c\u65f6\uff0c\u6211\u5bf9\u5e94\u7528\u7a0b\u5e8f\u7684\u6027\u80fd\u4e0b\u964d\u611f\u5230\u9707\u60ca\u3002\u6709\u4e86 svelte 4\uff0c\u6211\u51e0\u4e4e\u83b7\u5f97\u4e86 100% \u7684\u6210\u7ee9\u3002\u76f4\u5230\u6211\u624b\u52a8\u8fc1\u79fb\u5e76\u4ed4\u7ec6\u8003\u8651\u5982\u4f55\uff08\u4e3b\u8981\u662f\u5982\u679c\u53ef\u80fd\u7684\u8bdd\u5982\u4f55\u907f\u514d $effect()\uff09\u540e\uff0c\u6211\u7684 lighthouse \u5206\u6570\u624d\u518d\u6b21\u56de\u5230\u7eff\u8272\u3002<\/p>\n
 \u6700\u540e\u7684\u8bdd <\/h2>\n
\u8fc1\u79fb\u5230 svelte 5 \u7684\u65f6\u95f4\u6bd4\u6211\u9884\u671f\u7684\u8981\u957f\u3002\u4e0d\u8fc7\uff0c\u6211\u8fd8\u6ca1\u6709\u5c06\u8fd9\u4e2a\u65b0\u7248\u672c\u6295\u5165\u751f\u4ea7\u3002 svelte 5 \u7684\u66f4\u65b0\u9891\u7387\u4ecd\u7136\u76f8\u5f53\u9ad8\u3002<\/p>\n
\u5e0c\u671b\u6211\u7684\u7ecf\u9a8c\u5bf9\u5176\u4ed6\u4eba\u6709\u7528\u3002<\/p>\n
\u4ee5\u4e0a\u5c31\u662fSvelte igration \u7684\u7ecf\u9a8c\u548c\u6ce8\u610f\u4e8b\u9879\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
\u6211\u6700\u8fd1\u66f4\u65b0\u4e86\u4e00\u4e2a\u76f8\u5f53\u590d\u6742\u7684\u7f51\u7edc\u5e94\u7528\u7a0b\u5e8f\u3002\u8be5\u5e94\u7528\u5177\u6709 auth\u3001stripe\u3001i18n\u3001dark\/light \u6a21\u5f0f\u3001pwa \u7b49\u529f\u80fd\u3002\u603b\u4f53\u800c\u8a00\uff0c\u5b83\u6709\u5927\u7ea6 30 \u4e2a\u9875\u9762\u548c\u7ec4\u4ef6\uff0c\u51e0\u4e4e\u6ca1\u6709\u7b2c\u4e09\u65b9 npm \u5305\u3002 \u6211\u60f3\u6307\u51fa\u5728\u5c06\u5e94\u7528\u7a0b\u5e8f\u8fc1\u79fb\u5230 svelte 5 \u65f6\u6211\u53d1\u73b0\u975e\u5e38\u5177\u6709\u6311\u6218\u6027\u7684\u4e8b\u60c5\u3002 \u81ea\u52a8\u8fc1\u79fb\u811a\u672c\u9524 svelte \u63d0\u4f9b\u7684\u81ea\u52a8\u8fc1\u79fb\u811a\u672c\u53ef\u4ee5\u5728\u7ec8\u7aef npx sv migrate svelte-5 \u4e2d\u4f7f\u7528\u8fd9\u4e2a\u201cone-liner\u201d\u547d\u4ee4\u4e3a\u60a8\u5b8c\u6210\u8fd9\u9879\u5de5\u4f5c\uff08\u5728\u5b8c\u6210\u6240\u6709\u5fc5\u8981\u7684\u66f4\u65b0\u5e76\u5b89\u88c5\u4e4b\u540e\uff1a\u201c@sveltejs\/vite -plugin-svelte\u201d\uff1a\u201c^4.0.0\u201d\u548c\u201csvelte\u201d\uff1a\u201c^5\u201d\uff09\u3002\u4f46\u6211\u5e76\u4e0d\u63a8\u8350\u8fd9\u79cd\u201c\u9524\u5b50\u201d\u7684\u505a\u6cd5\u3002 \u4f7f\u7528 ctrl + shift + p (\/) \/ shift + command + p (mac) \u9010\u4e2a\u6587\u4ef6\u3001\u9010\u4e2a\u7ec4\u4ef6\u5730\u8fdb\u884c\u64cd\u4f5c\uff0c\u5e76\u4f7f\u7528\u201c\u5c06\u7ec4\u4ef6\u8fc1\u79fb\u5230 svelte\u201d 5 vs code \u547d\u4ee4\u9762\u677f\u4e2d\u7684\u8bed\u6cd5\u547d\u4ee4\u6539\u4e3a\u3002\u8fd9\u6837\u4f60\u5c31\u4f1a\u6709\u66f4\u591a\u7684\u63a7\u5236\u6743\u3002 \u5df2\u5f03\u7528\u7684 run() \u60ca\u559c \u811a\u672c\u65e0\u6cd5\u521b\u9020\u5947\u8ff9\u3002\u5c06\u53cd\u5e94\u5f0f\u53d8\u91cf\u58f0\u660e\u5347\u7ea7\u5230 $state() \u901a\u5e38\u6ca1\u95ee\u9898\u3002\u7136\u800c\uff0c\u811a\u672c\u53ef\u80fd\u5f88\u96be\u68c0\u6d4b $: \u662f\u5426\u5e94\u8be5\u8f6c\u6362\u4e3a $driven()\/$\u884d\u751f.by(() => {}) \u6216 $effect(() => […]<\/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-2136","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/2136","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=2136"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/2136\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=2136"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=2136"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=2136"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}