[{"data":1,"prerenderedAt":5532},["ShallowReactive",2],{"navigation":3,"/document/vue3/guide/reactive":1519,"/document/vue3/guide/reactive-surround":5527},[4],{"title":5,"path":6,"stem":7,"children":8,"page":50},"Document","/document","document",[9,51,118,150,207,263,307,343,363,403,447,479,518,558,585,609,633,665,700,731,762,794,831,863,899,929,964,1000,1036,1075,1110,1149,1181,1212,1243,1271,1307,1346,1378,1418,1455,1487],{"title":10,"path":11,"stem":12,"children":13,"page":50},"Html5","/document/html5","document/01.html5",[14,42],{"title":15,"path":16,"stem":17,"children":18,"icon":41},"指南","/document/html5/guide","document/01.html5/01.guide/01.index",[19,21,25,29,33,37],{"title":20,"path":16,"stem":17},"HTML 入门教程",{"title":22,"path":23,"stem":24},"常用标签详解","/document/html5/guide/tag","document/01.html5/01.guide/02.tag",{"title":26,"path":27,"stem":28},"布局与语义标签","/document/html5/guide/layout","document/01.html5/01.guide/03.layout",{"title":30,"path":31,"stem":32},"表单设计与用户输入","/document/html5/guide/form","document/01.html5/01.guide/04.form",{"title":34,"path":35,"stem":36},"多媒体与 HTML5 新特性","/document/html5/guide/html5","document/01.html5/01.guide/05.html5",{"title":38,"path":39,"stem":40},"Web 标准与 HTML 编写规范","/document/html5/guide/web","document/01.html5/01.guide/06.web","i-lucide-code",{"title":43,"path":44,"stem":45,"children":46,"icon":49},"考核","/document/html5/examine","document/01.html5/02.examine/01.index",[47],{"title":48,"path":44,"stem":45},"接下来对你进行考核","i-lucide-clipboard-check",false,{"title":52,"path":53,"stem":54,"children":55,"page":50},"Css","/document/css","document/02.css",[56,75,100,113],{"title":57,"path":58,"stem":59,"children":60,"icon":50},"启航","/document/css/guide","document/02.css/01.guide/01.index",[61,63,67,71],{"title":62,"path":58,"stem":59},"CSS 基础入门教程",{"title":64,"path":65,"stem":66},"文本与盒子样式详解","/document/css/guide/styles","document/02.css/01.guide/02.styles",{"title":68,"path":69,"stem":70},"选择器与权重机制","/document/css/guide/selected","document/02.css/01.guide/03.selected",{"title":72,"path":73,"stem":74},"盒模型详解","/document/css/guide/box","document/02.css/01.guide/04.box",{"title":76,"icon":50,"path":77,"stem":78,"children":79,"page":50},"布局","/document/css/layout","document/02.css/02.layout",[80,84,88,92,96],{"title":81,"path":82,"stem":83},"网页布局三剑客详解","/document/css/layout/policy","document/02.css/02.layout/01.policy",{"title":85,"path":86,"stem":87},"Position 定位详解","/document/css/layout/position","document/02.css/02.layout/02.position",{"title":89,"path":90,"stem":91},"Flexbox 布局入门指南","/document/css/layout/flex","document/02.css/02.layout/03.flex",{"title":93,"path":94,"stem":95},"Grid 布局入门指南","/document/css/layout/grid","document/02.css/02.layout/04.grid",{"title":97,"path":98,"stem":99},"响应式设计指南","/document/css/layout/relative","document/02.css/02.layout/05.relative",{"title":101,"icon":50,"path":102,"stem":103,"children":104,"page":50},"使用技巧","/document/css/skill","document/02.css/03.skill",[105,109],{"title":106,"path":107,"stem":108},"CSS 动画全解析","/document/css/skill/animation","document/02.css/03.skill/01.animation",{"title":110,"path":111,"stem":112},"CSS 使用技巧全攻略","/document/css/skill/skill","document/02.css/03.skill/02.skill",{"title":43,"path":114,"stem":115,"children":116,"icon":49},"/document/css/examine","document/02.css/04.examine/01.index",[117],{"title":48,"path":114,"stem":115},{"title":119,"path":120,"stem":121,"children":122,"page":50},"Git","/document/git","document/03.git",[123,145],{"title":57,"path":124,"stem":125,"children":126,"icon":50},"/document/git/guide","document/03.git/01.guide/01.index",[127,129,133,137,141],{"title":128,"path":124,"stem":125},"Git 入门指南",{"title":130,"path":131,"stem":132},"Git 安装与初体验","/document/git/guide/install","document/03.git/01.guide/02.install",{"title":134,"path":135,"stem":136},"常用 Git 命令详解","/document/git/guide/command","document/03.git/01.guide/03.command",{"title":138,"path":139,"stem":140},"Git 分支管理全解析","/document/git/guide/branch","document/03.git/01.guide/04.branch",{"title":142,"path":143,"stem":144},"使用 GitHub 轻松托管和管理代码","/document/git/guide/github","document/03.git/01.guide/05.github",{"title":43,"path":146,"stem":147,"children":148,"icon":49},"/document/git/examine","document/03.git/02.examine/01.index",[149],{"title":48,"path":146,"stem":147},{"title":151,"path":152,"stem":153,"children":154,"page":50},"Js Base","/document/js-base","document/04.js-base",[155,185,202],{"title":15,"path":156,"stem":157,"children":158,"icon":41},"/document/js-base/guide","document/04.js-base/01.guide/01.index",[159,161,165,169,173,177,181],{"title":160,"path":156,"stem":157},"JavaScript 基础快速入门",{"title":162,"path":163,"stem":164},"搞懂变量与数据类型","/document/js-base/guide/variable","document/04.js-base/01.guide/02.variable",{"title":166,"path":167,"stem":168},"JavaScript 运算符详解","/document/js-base/guide/operator","document/04.js-base/01.guide/03.operator",{"title":170,"path":171,"stem":172},"条件判断与循环语句","/document/js-base/guide/flow","document/04.js-base/01.guide/04.flow",{"title":174,"path":175,"stem":176},"深入理解 JavaScript 函数","/document/js-base/guide/function","document/04.js-base/01.guide/05.function",{"title":178,"path":179,"stem":180},"对象数组的创建与操作","/document/js-base/guide/object","document/04.js-base/01.guide/06.object",{"title":182,"path":183,"stem":184},"Math 和 Date 用法详解","/document/js-base/guide/math","document/04.js-base/01.guide/07.math",{"title":186,"icon":41,"path":187,"stem":188,"children":189,"page":50},"浏览器","/document/js-base/browser","document/04.js-base/02.browser",[190,194,198],{"title":191,"path":192,"stem":193},"DOM 操作入门与实战","/document/js-base/browser/dom","document/04.js-base/02.browser/01.dom",{"title":195,"path":196,"stem":197},"浏览器 BOM 基础知识","/document/js-base/browser/bom","document/04.js-base/02.browser/02.bom",{"title":199,"path":200,"stem":201},"JavaScript 事件处理机制","/document/js-base/browser/event","document/04.js-base/02.browser/03.event",{"title":43,"path":203,"stem":204,"children":205,"icon":49},"/document/js-base/examine","document/04.js-base/03.examine/01.index",[206],{"title":48,"path":203,"stem":204},{"title":208,"path":209,"stem":210,"children":211,"page":50},"Js Advanced","/document/js-advanced","document/05.js-advanced",[212,231,249],{"title":213,"path":214,"stem":215,"children":216,"icon":41},"JavaScript 原理","/document/js-advanced/guide","document/05.js-advanced/01.guide/01.index",[217,219,223,227],{"title":218,"path":214,"stem":215},"JavaScript 是怎么运行的？",{"title":220,"path":221,"stem":222},"深入理解函数和作用域","/document/js-advanced/guide/function","document/05.js-advanced/01.guide/02.function",{"title":224,"path":225,"stem":226},"深入理解 this 指向","/document/js-advanced/guide/this","document/05.js-advanced/01.guide/03.this",{"title":228,"path":229,"stem":230},"浅拷贝与深拷贝详解","/document/js-advanced/guide/copy","document/05.js-advanced/01.guide/04.copy",{"title":232,"icon":233,"path":234,"stem":235,"children":236,"page":50},"编程范式","i-lucide-shapes","/document/js-advanced/program","document/05.js-advanced/02.program",[237,241,245],{"title":238,"path":239,"stem":240},"面向对象编程（OOP）","/document/js-advanced/program/object","document/05.js-advanced/02.program/01.object",{"title":242,"path":243,"stem":244},"函数式编程入门","/document/js-advanced/program/fp","document/05.js-advanced/02.program/02.fp",{"title":246,"path":247,"stem":248},"防抖和节流详解","/document/js-advanced/program/debounce","document/05.js-advanced/02.program/03.debounce",{"title":250,"icon":251,"path":252,"stem":253,"children":254,"page":50},"浏览器相关特性","i-lucide-monitor","/document/js-advanced/browser","document/05.js-advanced/03.browser",[255,259],{"title":256,"path":257,"stem":258},"浏览器缓存入门指南","/document/js-advanced/browser/cache","document/05.js-advanced/03.browser/01.cache",{"title":260,"path":261,"stem":262},"Web 存储机制深度剖析","/document/js-advanced/browser/storage","document/05.js-advanced/03.browser/02.storage",{"title":264,"path":265,"stem":266,"children":267,"page":50},"Es6","/document/es6","document/06.es6",[268,302],{"title":213,"path":269,"stem":270,"children":271,"icon":41},"/document/es6/guide","document/06.es6/01.guide/01.index",[272,274,278,282,286,290,294,298],{"title":273,"path":269,"stem":270},"ES6 入门指南",{"title":275,"path":276,"stem":277},"变量声明：let 与 const","/document/es6/guide/const","document/06.es6/01.guide/02.const",{"title":279,"path":280,"stem":281},"箭头函数的用法与特点","/document/es6/guide/arrow","document/06.es6/01.guide/03.arrow",{"title":283,"path":284,"stem":285},"字符串、对象与数组的新特性","/document/es6/guide/enhance","document/06.es6/01.guide/04.enhance",{"title":287,"path":288,"stem":289},"Map 和 Set 的使用方式","/document/es6/guide/set","document/06.es6/01.guide/05.set",{"title":291,"path":292,"stem":293},"Promise 实现异步流程控制","/document/es6/guide/promise","document/06.es6/01.guide/06.promise",{"title":295,"path":296,"stem":297},"ESM 模块化语法解析","/document/es6/guide/esm","document/06.es6/01.guide/07.esm",{"title":299,"path":300,"stem":301},"Class 的定义与继承机制","/document/es6/guide/class","document/06.es6/01.guide/08.class",{"title":43,"path":303,"stem":304,"children":305,"icon":49},"/document/es6/examine","document/06.es6/02.examine/01.index",[306],{"title":48,"path":303,"stem":304},{"title":308,"path":309,"stem":310,"children":311,"page":50},"Js Algorithms","/document/js-algorithms","document/07.js-algorithms",[312,338],{"title":15,"path":313,"stem":314,"children":315,"icon":41},"/document/js-algorithms/guide","document/07.js-algorithms/01.guide/01.index",[316,318,322,326,330,334],{"title":317,"path":313,"stem":314},"什么是数据结构和算法？",{"title":319,"path":320,"stem":321},"时间和空间复杂度","/document/js-algorithms/guide/complexity","document/07.js-algorithms/01.guide/02.complexity",{"title":323,"path":324,"stem":325},"数据结构","/document/js-algorithms/guide/structure","document/07.js-algorithms/01.guide/03.structure",{"title":327,"path":328,"stem":329},"算法","/document/js-algorithms/guide/algorithms","document/07.js-algorithms/01.guide/04.algorithms",{"title":331,"path":332,"stem":333},"算法思想","/document/js-algorithms/guide/heuristic","document/07.js-algorithms/01.guide/05.heuristic",{"title":335,"path":336,"stem":337},"深度优先与广度优先搜索","/document/js-algorithms/guide/search","document/07.js-algorithms/01.guide/06.search",{"title":43,"path":339,"stem":340,"children":341,"icon":49},"/document/js-algorithms/examine","document/07.js-algorithms/02.examine/01.index",[342],{"title":48,"path":339,"stem":340},{"title":344,"path":345,"stem":346,"children":347,"page":50},"Automation","/document/automation","document/08.automation",[348,358],{"title":15,"path":349,"stem":350,"children":351,"icon":41},"/document/automation/guide","document/08.automation/01.guide/01.index",[352,354],{"title":353,"path":349,"stem":350},"什么是前端工程化？",{"title":355,"path":356,"stem":357},"开始搭建工程化项目","/document/automation/guide/start","document/08.automation/01.guide/02.start",{"title":43,"path":359,"stem":360,"children":361,"icon":49},"/document/automation/examine","document/08.automation/02.examine/01.index",[362],{"title":48,"path":359,"stem":360},{"title":364,"path":365,"stem":366,"children":367,"page":50},"Webpack","/document/webpack","document/09.webpack",[368,398],{"title":15,"path":369,"stem":370,"children":371,"icon":41},"/document/webpack/guide","document/09.webpack/01.guide/01.index",[372,374,378,382,386,390,394],{"title":373,"path":369,"stem":370},"Webpack 初识",{"title":375,"path":376,"stem":377},"搭建 Webpack 项目","/document/webpack/guide/start","document/09.webpack/01.guide/02.start",{"title":379,"path":380,"stem":381},"Loader 加载器","/document/webpack/guide/loader","document/09.webpack/01.guide/03.loader",{"title":383,"path":384,"stem":385},"Plugin 插件","/document/webpack/guide/plugin","document/09.webpack/01.guide/04.plugin",{"title":387,"path":388,"stem":389},"HMR 热更新与开发模式","/document/webpack/guide/dev","document/09.webpack/01.guide/05.dev",{"title":391,"path":392,"stem":393},"性能优化配置","/document/webpack/guide/optimize","document/09.webpack/01.guide/06.optimize",{"title":395,"path":396,"stem":397},"webpack 生产环境构建全攻略","/document/webpack/guide/production","document/09.webpack/01.guide/07.production",{"title":43,"path":399,"stem":400,"children":401,"icon":49},"/document/webpack/examine","document/09.webpack/02.examine/01.index",[402],{"title":48,"path":399,"stem":400},{"title":404,"path":405,"stem":406,"children":407,"page":50},"Scss","/document/scss","document/10.scss",[408,442],{"title":15,"path":409,"stem":410,"children":411,"icon":41},"/document/scss/guide","document/10.scss/01.guide/01.index",[412,414,418,422,426,430,434,438],{"title":413,"path":409,"stem":410},"什么是 SCSS？",{"title":415,"path":416,"stem":417},"SCSS 入门语法基础","/document/scss/guide/syntax","document/10.scss/01.guide/02.syntax",{"title":419,"path":420,"stem":421},"开始编写 Scss 项目","/document/scss/guide/start","document/10.scss/01.guide/03.start",{"title":423,"path":424,"stem":425},"Scss 模块导入方式","/document/scss/guide/import","document/10.scss/01.guide/04.import",{"title":427,"path":428,"stem":429},"Mixin 与函数详解","/document/scss/guide/mixin","document/10.scss/01.guide/05.mixin",{"title":431,"path":432,"stem":433},"Scss 继承、占位符技巧","/document/scss/guide/extend","document/10.scss/01.guide/06.extend",{"title":435,"path":436,"stem":437},"SCSS 流程控制与逻辑语法","/document/scss/guide/flow","document/10.scss/01.guide/07.flow",{"title":439,"path":440,"stem":441},"SCSS 内置函数","/document/scss/guide/function","document/10.scss/01.guide/08.function",{"title":43,"path":443,"stem":444,"children":445,"icon":49},"/document/scss/examine","document/10.scss/02.examine/01.index",[446],{"title":48,"path":443,"stem":444},{"title":448,"path":449,"stem":450,"children":451,"page":50},"Eslint","/document/eslint","document/11.eslint",[452,474],{"title":15,"path":453,"stem":454,"children":455,"icon":41},"/document/eslint/guide","document/11.eslint/01.guide/01.index",[456,458,462,466,470],{"title":457,"path":453,"stem":454},"ESLint 是什么？",{"title":459,"path":460,"stem":461},"ESLint 安装与运行详解","/document/eslint/guide/install","document/11.eslint/01.guide/02.install",{"title":463,"path":464,"stem":465},"ESLint  规则介绍","/document/eslint/guide/rule","document/11.eslint/01.guide/03.rule",{"title":467,"path":468,"stem":469},"集成 ESLint 到 Webpack","/document/eslint/guide/webpack","document/11.eslint/01.guide/04.webpack",{"title":471,"path":472,"stem":473},"Plugins 和 Extends 使用","/document/eslint/guide/plugins","document/11.eslint/01.guide/05.plugins",{"title":43,"path":475,"stem":476,"children":477,"icon":49},"/document/eslint/examine","document/11.eslint/02.examine/01.index",[478],{"title":48,"path":475,"stem":476},{"title":480,"path":481,"stem":482,"children":483,"page":50},"Axios","/document/axios","document/12.axios",[484,494,513],{"title":15,"path":485,"stem":486,"children":487,"icon":41},"/document/axios/guide","document/12.axios/01.guide/01.index",[488,490],{"title":489,"path":485,"stem":486},"HTTP 协议与网络请求",{"title":491,"path":492,"stem":493},"使用 JavaScript 发起请求","/document/axios/guide/get","document/12.axios/01.guide/02.get",{"title":495,"path":496,"stem":497,"children":498,"icon":41},"axios 插件","/document/axios/axios","document/12.axios/02.axios/01.index",[499,501,505,509],{"title":500,"path":496,"stem":497},"Axios 入门",{"title":502,"path":503,"stem":504},"Axios 请求基础全面讲解","/document/axios/axios/start","document/12.axios/02.axios/02.start",{"title":506,"path":507,"stem":508},"Axios 高级使用技巧","/document/axios/axios/advenced","document/12.axios/02.axios/03.advenced",{"title":510,"path":511,"stem":512},"CORS 跨域解决方案","/document/axios/axios/cors","document/12.axios/02.axios/04.cors",{"title":43,"path":514,"stem":515,"children":516,"icon":49},"/document/axios/examine","document/12.axios/03.examine/01.index",[517],{"title":48,"path":514,"stem":515},{"title":519,"path":520,"stem":521,"children":522,"page":50},"Typescript","/document/typescript","document/13.typescript",[523,553],{"title":15,"path":524,"stem":525,"children":526,"icon":41},"/document/typescript/guide","document/13.typescript/01.guide/01.index",[527,529,533,537,541,545,549],{"title":528,"path":524,"stem":525},"TypeScript 简介与入门",{"title":530,"path":531,"stem":532},"类型系统基础","/document/typescript/guide/base","document/13.typescript/01.guide/02.base",{"title":534,"path":535,"stem":536},"类型组合与类型保护","/document/typescript/guide/compose","document/13.typescript/01.guide/03.compose",{"title":538,"path":539,"stem":540},"类与面向对象编程","/document/typescript/guide/class","document/13.typescript/01.guide/04.class",{"title":542,"path":543,"stem":544},"泛型与类型复用","/document/typescript/guide/generic","document/13.typescript/01.guide/05.generic",{"title":546,"path":547,"stem":548},"项目进阶与配置实战","/document/typescript/guide/config","document/13.typescript/01.guide/06.config",{"title":550,"path":551,"stem":552},"第三方库类型支持与声明","/document/typescript/guide/declare","document/13.typescript/01.guide/07.declare",{"title":43,"path":554,"stem":555,"children":556,"icon":49},"/document/typescript/examine","document/13.typescript/02.examine/01.index",[557],{"title":48,"path":554,"stem":555},{"title":559,"path":560,"stem":561,"children":562,"page":50},"Vue2","/document/vue2","document/14.vue2",[563],{"title":15,"path":564,"stem":565,"children":566,"icon":41},"/document/vue2/guide","document/14.vue2/01.guide/01.index",[567,569,573,577,581],{"title":568,"path":564,"stem":565},"Vue 2 入门与安装",{"title":570,"path":571,"stem":572},"模板语法与指令详解","/document/vue2/guide/directive","document/14.vue2/01.guide/02.directive",{"title":574,"path":575,"stem":576},"组件化开发基础","/document/vue2/guide/component","document/14.vue2/01.guide/03.component",{"title":578,"path":579,"stem":580},"计算属性与监听器","/document/vue2/guide/reactive","document/14.vue2/01.guide/04.reactive",{"title":582,"path":583,"stem":584},"生命周期钩子解析","/document/vue2/guide/hooks","document/14.vue2/01.guide/05.hooks",{"title":586,"path":587,"stem":588,"children":589,"page":50},"Router","/document/router","document/15.router",[590],{"title":591,"path":592,"stem":593,"children":594,"icon":41},"Vue Router 路由","/document/router/guide","document/15.router/01.guide/01.index",[595,597,601,605],{"title":596,"path":592,"stem":593},"Vue Router 入门",{"title":598,"path":599,"stem":600},"路由核心功能详解","/document/router/guide/routing","document/15.router/01.guide/02.routing",{"title":602,"path":603,"stem":604},"路由守卫钩子和元信息","/document/router/guide/hook","document/15.router/01.guide/03.hook",{"title":606,"path":607,"stem":608},"路由优化与懒加载","/document/router/guide/optimize","document/15.router/01.guide/04.optimize",{"title":610,"path":611,"stem":612,"children":613,"page":50},"Vuex","/document/vuex","document/16.vuex",[614],{"title":615,"path":616,"stem":617,"children":618,"icon":41},"Vuex 状态管理器","/document/vuex/guide","document/16.vuex/01.guide/01.index",[619,621,625,629],{"title":620,"path":616,"stem":617},"为什么要使用 Vuex？",{"title":622,"path":623,"stem":624},"快速上手 Vuex","/document/vuex/guide/start","document/16.vuex/01.guide/02.start",{"title":626,"path":627,"stem":628},"深入理解 Vuex 核心功能","/document/vuex/guide/core","document/16.vuex/01.guide/03.core",{"title":630,"path":631,"stem":632},"模块化与进阶用法","/document/vuex/guide/module","document/16.vuex/01.guide/04.module",{"title":634,"path":635,"stem":636,"children":637,"page":50},"Element Ui","/document/element-ui","document/17.element-ui",[638],{"title":639,"path":640,"stem":641,"children":642,"icon":41},"Element UI 组件库","/document/element-ui/guide","document/17.element-ui/01.guide/01.index",[643,645,649,653,657,661],{"title":644,"path":640,"stem":641},"Element UI 初体验",{"title":646,"path":647,"stem":648},"常用组件快速上手","/document/element-ui/guide/quickstart","document/17.element-ui/01.guide/02.quickstart",{"title":650,"path":651,"stem":652},"布局与结构类组件","/document/element-ui/guide/layout","document/17.element-ui/01.guide/03.layout",{"title":654,"path":655,"stem":656},"自定义组件样式","/document/element-ui/guide/style","document/17.element-ui/01.guide/04.style",{"title":658,"path":659,"stem":660},"组件封装与复用","/document/element-ui/guide/component","document/17.element-ui/01.guide/05.component",{"title":662,"path":663,"stem":664},"自定义主题色与深色模式","/document/element-ui/guide/theme","document/17.element-ui/01.guide/06.theme",{"title":666,"path":667,"stem":668,"children":669,"page":50},"Vue3","/document/vue3","document/18.vue3",[670],{"title":666,"path":671,"stem":672,"children":673,"icon":41},"/document/vue3/guide","document/18.vue3/01.guide/01.index",[674,676,680,684,688,692,696],{"title":675,"path":671,"stem":672},"Vue 3 概览与生态升级",{"title":677,"path":678,"stem":679},"组合式 API 入门指南","/document/vue3/guide/composition","document/18.vue3/01.guide/02.composition",{"title":681,"path":682,"stem":683},"组合式 API 逻辑抽离","/document/vue3/guide/composable","document/18.vue3/01.guide/03.composable",{"title":685,"path":686,"stem":687},"模板语法及新特性","/document/vue3/guide/features","document/18.vue3/01.guide/04.features",{"title":689,"path":690,"stem":691},"TypeScript 开发支持","/document/vue3/guide/typescript","document/18.vue3/01.guide/05.typescript",{"title":693,"path":694,"stem":695},"响应式系统原理与进阶 API","/document/vue3/guide/reactive","document/18.vue3/01.guide/06.reactive",{"title":697,"path":698,"stem":699},"Vue Router 4 路由实战","/document/vue3/guide/vue-router","document/18.vue3/01.guide/07.vue-router",{"title":701,"path":702,"stem":703,"children":704,"page":50},"Pinia","/document/pinia","document/19.pinia",[705],{"title":701,"path":706,"stem":707,"children":708,"icon":41},"/document/pinia/guide","document/19.pinia/01.guide/01.index",[709,711,715,719,723,727],{"title":710,"path":706,"stem":707},"Pinia 简介与安装",{"title":712,"path":713,"stem":714},"Store 三大核心","/document/pinia/guide/store","document/19.pinia/01.guide/02.store",{"title":716,"path":717,"stem":718},"在组件中使用 Store","/document/pinia/guide/usage","document/19.pinia/01.guide/03.usage",{"title":720,"path":721,"stem":722},"State 修改与响应式细节","/document/pinia/guide/state","document/19.pinia/01.guide/04.state",{"title":724,"path":725,"stem":726},"Action 与异步操作","/document/pinia/guide/action","document/19.pinia/01.guide/05.action",{"title":728,"path":729,"stem":730},"组合、TypeScript 与插件","/document/pinia/guide/advanced","document/19.pinia/01.guide/06.advanced",{"title":732,"path":733,"stem":734,"children":735,"page":50},"Vite","/document/vite","document/20.vite",[736],{"title":732,"path":737,"stem":738,"children":739,"icon":41},"/document/vite/guide","document/20.vite/01.guide/01.index",[740,742,746,750,754,758],{"title":741,"path":737,"stem":738},"Vite 简介与安装",{"title":743,"path":744,"stem":745},"基础配置","/document/vite/guide/config","document/20.vite/01.guide/02.config",{"title":747,"path":748,"stem":749},"常用插件","/document/vite/guide/plugins","document/20.vite/01.guide/03.plugins",{"title":751,"path":752,"stem":753},"环境变量与模式","/document/vite/guide/env","document/20.vite/01.guide/04.env",{"title":755,"path":756,"stem":757},"依赖预构建","/document/vite/guide/optimize-deps","document/20.vite/01.guide/05.optimize-deps",{"title":759,"path":760,"stem":761},"构建与部署","/document/vite/guide/build-deploy","document/20.vite/01.guide/06.build-deploy",{"title":763,"path":764,"stem":765,"children":766,"page":50},"Nuxt","/document/nuxt","document/21.nuxt",[767],{"title":768,"path":769,"stem":770,"children":771,"icon":41},"Nuxt.js","/document/nuxt/guide","document/21.nuxt/01.guide/01.index",[772,774,778,782,786,790],{"title":773,"path":769,"stem":770},"Nuxt.js 简介与安装",{"title":775,"path":776,"stem":777},"目录约定与自动导入","/document/nuxt/guide/directory-and-auto-imports","document/21.nuxt/01.guide/02.directory-and-auto-imports",{"title":779,"path":780,"stem":781},"文件路由与导航","/document/nuxt/guide/routing","document/21.nuxt/01.guide/03.routing",{"title":783,"path":784,"stem":785},"数据获取","/document/nuxt/guide/data-fetching","document/21.nuxt/01.guide/04.data-fetching",{"title":787,"path":788,"stem":789},"状态管理","/document/nuxt/guide/state-management","document/21.nuxt/01.guide/05.state-management",{"title":791,"path":792,"stem":793},"配置与部署","/document/nuxt/guide/config-and-deploy","document/21.nuxt/01.guide/06.config-and-deploy",{"title":795,"path":796,"stem":797,"children":798,"page":50},"Npm","/document/npm","document/22.npm",[799],{"title":800,"path":801,"stem":802,"children":803,"icon":830},"NPM","/document/npm/guide","document/22.npm/01.guide/01.index",[804,806,810,814,818,822,826],{"title":805,"path":801,"stem":802},"NPM 入门",{"title":807,"path":808,"stem":809},"package.json 详解","/document/npm/guide/package-json","document/22.npm/01.guide/02.package-json",{"title":811,"path":812,"stem":813},"安装命令与版本","/document/npm/guide/install-commands","document/22.npm/01.guide/03.install-commands",{"title":815,"path":816,"stem":817},"scripts 与 npx","/document/npm/guide/scripts-and-npx","document/22.npm/01.guide/04.scripts-and-npx",{"title":819,"path":820,"stem":821},"发布包与镜像源","/document/npm/guide/publish-and-registry","document/22.npm/01.guide/05.publish-and-registry",{"title":823,"path":824,"stem":825},"lock 文件与清理","/document/npm/guide/lock-and-clean","document/22.npm/01.guide/06.lock-and-clean",{"title":827,"path":828,"stem":829},"Yarn 与 pnpm","/document/npm/guide/yarn-and-pnpm","document/22.npm/01.guide/07.yarn-and-pnpm","i-simple-icons-npm",{"title":832,"icon":833,"path":834,"stem":835,"children":836,"page":50},"Handlebars","i-simple-icons-handlebarsdotjs","/document/handlebars","document/23.handlebars",[837],{"title":838,"path":839,"stem":840,"children":841},"Handlebars 简介","/document/handlebars/guide","document/23.handlebars/01.guide/01.index",[842,843,847,851,855,859],{"title":838,"path":839,"stem":840},{"title":844,"path":845,"stem":846},"基本语法","/document/handlebars/guide/syntax","document/23.handlebars/01.guide/02.syntax",{"title":848,"path":849,"stem":850},"内置辅助函数","/document/handlebars/guide/builtins","document/23.handlebars/01.guide/03.builtins",{"title":852,"path":853,"stem":854},"模板复用","/document/handlebars/guide/partials","document/23.handlebars/01.guide/04.partials",{"title":856,"path":857,"stem":858},"自定义 Helpers","/document/handlebars/guide/helpers","document/23.handlebars/01.guide/05.helpers",{"title":860,"path":861,"stem":862},"预编译与运行时","/document/handlebars/guide/runtime","document/23.handlebars/01.guide/06.runtime",{"title":864,"icon":865,"path":866,"stem":867,"children":868,"page":50},"Plop","i-simple-icons-nodedotjs","/document/plop","document/24.plop",[869],{"title":870,"path":871,"stem":872,"children":873},"Plop 简介","/document/plop/guide","document/24.plop/01.guide/01.index",[874,875,879,883,887,891,895],{"title":870,"path":871,"stem":872},{"title":876,"path":877,"stem":878},"第一个生成器","/document/plop/guide/plopfile","document/24.plop/01.guide/02.plopfile",{"title":880,"path":881,"stem":882},"交互式询问","/document/plop/guide/prompts","document/24.plop/01.guide/03.prompts",{"title":884,"path":885,"stem":886},"核心动作","/document/plop/guide/actions","document/24.plop/01.guide/04.actions",{"title":888,"path":889,"stem":890},"模板文件组织","/document/plop/guide/templates","document/24.plop/01.guide/05.templates",{"title":892,"path":893,"stem":894},"Helper 扩展","/document/plop/guide/helpers","document/24.plop/01.guide/06.helpers",{"title":896,"path":897,"stem":898},"组件生成实战","/document/plop/guide/practice","document/24.plop/01.guide/07.practice",{"title":900,"icon":901,"path":902,"stem":903,"children":904,"page":50},"Rollup","i-simple-icons-rollupdotjs","/document/rollup","document/25.rollup",[905],{"title":906,"path":907,"stem":908,"children":909},"Rollup 简介","/document/rollup/guide","document/25.rollup/01.guide/01.index",[910,911,914,918,921,925],{"title":906,"path":907,"stem":908},{"title":743,"path":912,"stem":913},"/document/rollup/guide/config","document/25.rollup/01.guide/02.config",{"title":915,"path":916,"stem":917},"输出格式","/document/rollup/guide/formats","document/25.rollup/01.guide/03.formats",{"title":747,"path":919,"stem":920},"/document/rollup/guide/plugins","document/25.rollup/01.guide/04.plugins",{"title":922,"path":923,"stem":924},"Tree Shaking","/document/rollup/guide/tree-shaking","document/25.rollup/01.guide/05.tree-shaking",{"title":926,"path":927,"stem":928},"打包工具库实战","/document/rollup/guide/library","document/25.rollup/01.guide/06.library",{"title":930,"icon":865,"path":931,"stem":932,"children":933,"page":50},"Snabbdom","/document/snabbdom","document/26.snabbdom",[934],{"title":935,"path":936,"stem":937,"children":938},"Snabbdom 简介","/document/snabbdom/guide","document/26.snabbdom/01.guide/01.index",[939,940,944,948,952,956,960],{"title":935,"path":936,"stem":937},{"title":941,"path":942,"stem":943},"h 函数","/document/snabbdom/guide/h","document/26.snabbdom/01.guide/02.h",{"title":945,"path":946,"stem":947},"模块机制","/document/snabbdom/guide/modules","document/26.snabbdom/01.guide/03.modules",{"title":949,"path":950,"stem":951},"patch 渲染与更新","/document/snabbdom/guide/patch","document/26.snabbdom/01.guide/04.patch",{"title":953,"path":954,"stem":955},"key 的作用","/document/snabbdom/guide/key","document/26.snabbdom/01.guide/05.key",{"title":957,"path":958,"stem":959},"Diff 原理","/document/snabbdom/guide/diff","document/26.snabbdom/01.guide/06.diff",{"title":961,"path":962,"stem":963},"手写迷你虚拟 DOM","/document/snabbdom/guide/practice","document/26.snabbdom/01.guide/07.practice",{"title":965,"icon":966,"path":967,"stem":968,"children":969,"page":50},"Vercel","i-simple-icons-vercel","/document/vercel","document/27.vercel",[970],{"title":971,"path":972,"stem":973,"children":974},"Vercel 简介","/document/vercel/guide","document/27.vercel/01.guide/01.index",[975,976,980,984,988,992,996],{"title":971,"path":972,"stem":973},{"title":977,"path":978,"stem":979},"Vercel CLI","/document/vercel/guide/cli","document/27.vercel/01.guide/02.cli",{"title":981,"path":982,"stem":983},"项目设置与环境变量","/document/vercel/guide/settings","document/27.vercel/01.guide/03.settings",{"title":985,"path":986,"stem":987},"预览部署与回滚","/document/vercel/guide/preview","document/27.vercel/01.guide/04.preview",{"title":989,"path":990,"stem":991},"自定义域名","/document/vercel/guide/domain","document/27.vercel/01.guide/05.domain",{"title":993,"path":994,"stem":995},"vercel.json 配置","/document/vercel/guide/vercel-json","document/27.vercel/01.guide/06.vercel-json",{"title":997,"path":998,"stem":999},"Serverless Functions","/document/vercel/guide/serverless","document/27.vercel/01.guide/07.serverless",{"title":1001,"icon":1002,"path":1003,"stem":1004,"children":1005,"page":50},"ECharts","i-simple-icons-apacheecharts","/document/echarts","document/28.echarts",[1006],{"title":1007,"path":1008,"stem":1009,"children":1010},"ECharts 简介","/document/echarts/guide","document/28.echarts/01.guide/01.index",[1011,1012,1016,1020,1024,1028,1032],{"title":1007,"path":1008,"stem":1009},{"title":1013,"path":1014,"stem":1015},"核心配置项","/document/echarts/guide/option","document/28.echarts/01.guide/02.option",{"title":1017,"path":1018,"stem":1019},"常用图表类型","/document/echarts/guide/charts","document/28.echarts/01.guide/03.charts",{"title":1021,"path":1022,"stem":1023},"样式与主题","/document/echarts/guide/style","document/28.echarts/01.guide/04.style",{"title":1025,"path":1026,"stem":1027},"交互与事件","/document/echarts/guide/interaction","document/28.echarts/01.guide/05.interaction",{"title":1029,"path":1030,"stem":1031},"动态数据","/document/echarts/guide/data","document/28.echarts/01.guide/06.data",{"title":1033,"path":1034,"stem":1035},"Vue3 实战","/document/echarts/guide/vue","document/28.echarts/01.guide/07.vue",{"title":1037,"icon":1038,"path":1039,"stem":1040,"children":1041,"page":50},"D3","i-simple-icons-d3dotjs","/document/d3","document/29.d3",[1042],{"title":1043,"path":1044,"stem":1045,"children":1046},"D3 简介","/document/d3/guide","document/29.d3/01.guide/01.index",[1047,1048,1052,1056,1060,1064,1068,1072],{"title":1043,"path":1044,"stem":1045},{"title":1049,"path":1050,"stem":1051},"选择集与数据绑定","/document/d3/guide/selection","document/29.d3/01.guide/02.selection",{"title":1053,"path":1054,"stem":1055},"比例尺","/document/d3/guide/scale","document/29.d3/01.guide/03.scale",{"title":1057,"path":1058,"stem":1059},"坐标轴","/document/d3/guide/axis","document/29.d3/01.guide/04.axis",{"title":1061,"path":1062,"stem":1063},"图形生成器","/document/d3/guide/shape","document/29.d3/01.guide/05.shape",{"title":1065,"path":1066,"stem":1067},"过渡动画","/document/d3/guide/transition","document/29.d3/01.guide/06.transition",{"title":1069,"path":1070,"stem":1071},"交互与缩放","/document/d3/guide/interaction","document/29.d3/01.guide/07.interaction",{"title":1033,"path":1073,"stem":1074},"/document/d3/guide/vue","document/29.d3/01.guide/08.vue",{"title":1076,"icon":1077,"path":1078,"stem":1079,"children":1080,"page":50},"Three.js","i-simple-icons-threedotjs","/document/threejs","document/30.threejs",[1081],{"title":1082,"path":1083,"stem":1084,"children":1085},"Three.js 简介","/document/threejs/guide","document/30.threejs/01.guide/01.index",[1086,1087,1091,1095,1099,1103,1107],{"title":1082,"path":1083,"stem":1084},{"title":1088,"path":1089,"stem":1090},"几何体与材质","/document/threejs/guide/geometry","document/30.threejs/01.guide/02.geometry",{"title":1092,"path":1093,"stem":1094},"灯光与阴影","/document/threejs/guide/light","document/30.threejs/01.guide/03.light",{"title":1096,"path":1097,"stem":1098},"相机与坐标系","/document/threejs/guide/camera","document/30.threejs/01.guide/04.camera",{"title":1100,"path":1101,"stem":1102},"动画与渲染循环","/document/threejs/guide/animation","document/30.threejs/01.guide/05.animation",{"title":1104,"path":1105,"stem":1106},"轨道控制器","/document/threejs/guide/control","document/30.threejs/01.guide/06.control",{"title":1033,"path":1108,"stem":1109},"/document/threejs/guide/vue","document/30.threejs/01.guide/07.vue",{"title":1111,"icon":865,"path":1112,"stem":1113,"children":1114,"page":50},"Node.js","/document/nodejs","document/32.nodejs",[1115],{"title":1116,"path":1117,"stem":1118,"children":1119},"Node.js 简介","/document/nodejs/guide","document/32.nodejs/01.guide/01.index",[1120,1121,1125,1129,1133,1137,1141,1145],{"title":1116,"path":1117,"stem":1118},{"title":1122,"path":1123,"stem":1124},"模块化","/document/nodejs/guide/module","document/32.nodejs/01.guide/02.module",{"title":1126,"path":1127,"stem":1128},"fs 文件系统","/document/nodejs/guide/fs","document/32.nodejs/01.guide/03.fs",{"title":1130,"path":1131,"stem":1132},"path 路径模块","/document/nodejs/guide/path","document/32.nodejs/01.guide/04.path",{"title":1134,"path":1135,"stem":1136},"http 搭建服务器","/document/nodejs/guide/http","document/32.nodejs/01.guide/05.http",{"title":1138,"path":1139,"stem":1140},"事件循环","/document/nodejs/guide/event-loop","document/32.nodejs/01.guide/06.event-loop",{"title":1142,"path":1143,"stem":1144},"process 与环境变量","/document/nodejs/guide/process","document/32.nodejs/01.guide/07.process",{"title":1146,"path":1147,"stem":1148},"events 事件模块","/document/nodejs/guide/events","document/32.nodejs/01.guide/08.events",{"title":1150,"icon":1151,"path":1152,"stem":1153,"children":1154,"page":50},"Express","i-simple-icons-express","/document/express","document/33.express",[1155],{"title":1156,"path":1157,"stem":1158,"children":1159},"Express 简介","/document/express/guide","document/33.express/01.guide/01.index",[1160,1161,1165,1169,1173,1177],{"title":1156,"path":1157,"stem":1158},{"title":1162,"path":1163,"stem":1164},"路由","/document/express/guide/routing","document/33.express/01.guide/02.routing",{"title":1166,"path":1167,"stem":1168},"中间件","/document/express/guide/middleware","document/33.express/01.guide/03.middleware",{"title":1170,"path":1171,"stem":1172},"请求与响应","/document/express/guide/request-response","document/33.express/01.guide/04.request-response",{"title":1174,"path":1175,"stem":1176},"错误处理","/document/express/guide/error-handling","document/33.express/01.guide/05.error-handling",{"title":1178,"path":1179,"stem":1180},"RESTful 实战","/document/express/guide/restful-api","document/33.express/01.guide/06.restful-api",{"title":1182,"icon":1183,"path":1184,"stem":1185,"children":1186,"page":50},"Koa","i-simple-icons-koa","/document/koa","document/34.koa",[1187],{"title":1188,"path":1189,"stem":1190,"children":1191},"Koa 简介","/document/koa/guide","document/34.koa/01.guide/01.index",[1192,1193,1197,1201,1204,1208],{"title":1188,"path":1189,"stem":1190},{"title":1194,"path":1195,"stem":1196},"Context 上下文","/document/koa/guide/context","document/34.koa/01.guide/02.context",{"title":1198,"path":1199,"stem":1200},"中间件与洋葱模型","/document/koa/guide/middleware","document/34.koa/01.guide/03.middleware",{"title":1162,"path":1202,"stem":1203},"/document/koa/guide/routing","document/34.koa/01.guide/04.routing",{"title":1205,"path":1206,"stem":1207},"请求体与错误处理","/document/koa/guide/body-and-error","document/34.koa/01.guide/05.body-and-error",{"title":1209,"path":1210,"stem":1211},"RESTful 接口实战","/document/koa/guide/restful-api","document/34.koa/01.guide/06.restful-api",{"title":1213,"icon":1214,"path":1215,"stem":1216,"children":1217,"page":50},"Egg.js","i-lucide-egg","/document/egg","document/35.egg",[1218],{"title":1219,"path":1220,"stem":1221,"children":1222},"Egg.js 简介","/document/egg/guide","document/35.egg/01.guide/01.index",[1223,1224,1228,1232,1236,1240],{"title":1219,"path":1220,"stem":1221},{"title":1225,"path":1226,"stem":1227},"路由与 Controller","/document/egg/guide/router-controller","document/35.egg/01.guide/02.router-controller",{"title":1229,"path":1230,"stem":1231},"Service 业务逻辑","/document/egg/guide/service","document/35.egg/01.guide/03.service",{"title":1233,"path":1234,"stem":1235},"配置与中间件","/document/egg/guide/config-middleware","document/35.egg/01.guide/04.config-middleware",{"title":1237,"path":1238,"stem":1239},"插件与扩展","/document/egg/guide/plugin-extend","document/35.egg/01.guide/05.plugin-extend",{"title":1209,"path":1241,"stem":1242},"/document/egg/guide/restful-api","document/35.egg/01.guide/06.restful-api",{"title":1244,"icon":1245,"path":1246,"stem":1247,"children":1248,"page":50},"Docker","i-simple-icons-docker","/document/docker","document/36.docker",[1249],{"title":1250,"path":1251,"stem":1252,"children":1253},"Docker 简介","/document/docker/guide","document/36.docker/01.guide/01.index",[1254,1255,1259,1263,1267],{"title":1250,"path":1251,"stem":1252},{"title":1256,"path":1257,"stem":1258},"镜像与容器","/document/docker/guide/image-container","document/36.docker/01.guide/02.image-container",{"title":1260,"path":1261,"stem":1262},"数据卷","/document/docker/guide/volume","document/36.docker/01.guide/03.volume",{"title":1264,"path":1265,"stem":1266},"Dockerfile","/document/docker/guide/dockerfile","document/36.docker/01.guide/04.dockerfile",{"title":1268,"path":1269,"stem":1270},"Docker Compose","/document/docker/guide/docker-compose","document/36.docker/01.guide/05.docker-compose",{"title":1272,"icon":1273,"path":1274,"stem":1275,"children":1276,"page":50},"MySQL","i-simple-icons-mysql","/document/mysql","document/37.mysql",[1277],{"title":1278,"path":1279,"stem":1280,"children":1281},"MySQL 简介","/document/mysql/guide","document/37.mysql/01.guide/01.index",[1282,1283,1287,1291,1295,1299,1303],{"title":1278,"path":1279,"stem":1280},{"title":1284,"path":1285,"stem":1286},"增删改查","/document/mysql/guide/crud","document/37.mysql/01.guide/02.crud",{"title":1288,"path":1289,"stem":1290},"条件查询与分页","/document/mysql/guide/query","document/37.mysql/01.guide/03.query",{"title":1292,"path":1293,"stem":1294},"数据类型与约束","/document/mysql/guide/data-type","document/37.mysql/01.guide/04.data-type",{"title":1296,"path":1297,"stem":1298},"多表关联查询","/document/mysql/guide/join","document/37.mysql/01.guide/05.join",{"title":1300,"path":1301,"stem":1302},"Node.js 操作 MySQL","/document/mysql/guide/nodejs","document/37.mysql/01.guide/06.nodejs",{"title":1304,"path":1305,"stem":1306},"索引与优化","/document/mysql/guide/optimize","document/37.mysql/01.guide/07.optimize",{"title":1308,"icon":1309,"path":1310,"stem":1311,"children":1312,"page":50},"MongoDB","i-simple-icons-mongodb","/document/mongodb","document/38.mongodb",[1313],{"title":1314,"path":1315,"stem":1316,"children":1317},"MongoDB 简介","/document/mongodb/guide","document/38.mongodb/01.guide/01.index",[1318,1319,1322,1326,1330,1334,1338,1342],{"title":1314,"path":1315,"stem":1316},{"title":1284,"path":1320,"stem":1321},"/document/mongodb/guide/crud","document/38.mongodb/01.guide/02.crud",{"title":1323,"path":1324,"stem":1325},"条件查询","/document/mongodb/guide/query","document/38.mongodb/01.guide/03.query",{"title":1327,"path":1328,"stem":1329},"文档与数据类型","/document/mongodb/guide/document","document/38.mongodb/01.guide/04.document",{"title":1331,"path":1332,"stem":1333},"Node.js 操作 MongoDB","/document/mongodb/guide/nodejs","document/38.mongodb/01.guide/05.nodejs",{"title":1335,"path":1336,"stem":1337},"Mongoose","/document/mongodb/guide/mongoose","document/38.mongodb/01.guide/06.mongoose",{"title":1339,"path":1340,"stem":1341},"索引","/document/mongodb/guide/optimize","document/38.mongodb/01.guide/07.optimize",{"title":1343,"path":1344,"stem":1345},"聚合管道","/document/mongodb/guide/aggregate","document/38.mongodb/01.guide/08.aggregate",{"title":1347,"icon":1348,"path":1349,"stem":1350,"children":1351,"page":50},"GraphQL","i-simple-icons-graphql","/document/graphql","document/39.graphql",[1352],{"title":1353,"path":1354,"stem":1355,"children":1356},"GraphQL 简介","/document/graphql/guide","document/39.graphql/01.guide/01.index",[1357,1358,1362,1366,1370,1374],{"title":1353,"path":1354,"stem":1355},{"title":1359,"path":1360,"stem":1361},"类型系统","/document/graphql/guide/schema","document/39.graphql/01.guide/02.schema",{"title":1363,"path":1364,"stem":1365},"查询进阶","/document/graphql/guide/query","document/39.graphql/01.guide/03.query",{"title":1367,"path":1368,"stem":1369},"Mutation 增删改","/document/graphql/guide/mutation","document/39.graphql/01.guide/04.mutation",{"title":1371,"path":1372,"stem":1373},"Express 集成","/document/graphql/guide/express","document/39.graphql/01.guide/05.express",{"title":1375,"path":1376,"stem":1377},"前端调用","/document/graphql/guide/client","document/39.graphql/01.guide/06.client",{"title":1379,"icon":1380,"path":1381,"stem":1382,"children":1383,"page":50},"Vue2 源码","i-simple-icons-vuedotjs","/document/source-vue2","document/40.source-vue2",[1384],{"title":1385,"path":1386,"stem":1387,"children":1388},"Vue2 源码简介","/document/source-vue2/guide","document/40.source-vue2/01.guide/01.index",[1389,1390,1394,1398,1402,1406,1410,1414],{"title":1385,"path":1386,"stem":1387},{"title":1391,"path":1392,"stem":1393},"初始化流程","/document/source-vue2/guide/init","document/40.source-vue2/01.guide/02.init",{"title":1395,"path":1396,"stem":1397},"响应式原理","/document/source-vue2/guide/reactive","document/40.source-vue2/01.guide/03.reactive",{"title":1399,"path":1400,"stem":1401},"Dep 与 Watcher","/document/source-vue2/guide/dep-watcher","document/40.source-vue2/01.guide/04.dep-watcher",{"title":1403,"path":1404,"stem":1405},"异步更新与 nextTick","/document/source-vue2/guide/nexttick","document/40.source-vue2/01.guide/05.nexttick",{"title":1407,"path":1408,"stem":1409},"虚拟 DOM 与 patch","/document/source-vue2/guide/vnode-patch","document/40.source-vue2/01.guide/06.vnode-patch",{"title":1411,"path":1412,"stem":1413},"模板编译","/document/source-vue2/guide/compile","document/40.source-vue2/01.guide/07.compile",{"title":1415,"path":1416,"stem":1417},"computed 与 watch 原理","/document/source-vue2/guide/computed-watch","document/40.source-vue2/01.guide/08.computed-watch",{"title":1419,"icon":1380,"path":1420,"stem":1421,"children":1422,"page":50},"Vue3 源码","/document/source-vue3","document/41.source-vue3",[1423],{"title":1424,"path":1425,"stem":1426,"children":1427},"Vue3 源码简介","/document/source-vue3/guide","document/41.source-vue3/01.guide/01.index",[1428,1429,1433,1437,1441,1445,1449,1452],{"title":1424,"path":1425,"stem":1426},{"title":1430,"path":1431,"stem":1432},"创建与挂载","/document/source-vue3/guide/create-app","document/41.source-vue3/01.guide/02.create-app",{"title":1434,"path":1435,"stem":1436},"Proxy 响应式","/document/source-vue3/guide/reactive","document/41.source-vue3/01.guide/03.reactive",{"title":1438,"path":1439,"stem":1440},"effect 与依赖收集","/document/source-vue3/guide/effect","document/41.source-vue3/01.guide/04.effect",{"title":1442,"path":1443,"stem":1444},"ref 与 computed","/document/source-vue3/guide/ref-computed","document/41.source-vue3/01.guide/05.ref-computed",{"title":1446,"path":1447,"stem":1448},"调度器与 nextTick","/document/source-vue3/guide/scheduler-nexttick","document/41.source-vue3/01.guide/06.scheduler-nexttick",{"title":1407,"path":1450,"stem":1451},"/document/source-vue3/guide/vnode-patch","document/41.source-vue3/01.guide/07.vnode-patch",{"title":1411,"path":1453,"stem":1454},"/document/source-vue3/guide/compile","document/41.source-vue3/01.guide/08.compile",{"title":1456,"icon":1457,"path":1458,"stem":1459,"children":1460,"page":50},"性能优化","i-lucide-zap","/document/performance","document/42.performance",[1461],{"title":1462,"path":1463,"stem":1464,"children":1465},"性能优化简介","/document/performance/guide","document/42.performance/01.guide/01.index",[1466,1467,1471,1475,1479,1483],{"title":1462,"path":1463,"stem":1464},{"title":1468,"path":1469,"stem":1470},"加载优化","/document/performance/guide/loading","document/42.performance/01.guide/02.loading",{"title":1472,"path":1473,"stem":1474},"渲染优化","/document/performance/guide/rendering","document/42.performance/01.guide/03.rendering",{"title":1476,"path":1477,"stem":1478},"缓存策略","/document/performance/guide/cache","document/42.performance/01.guide/04.cache",{"title":1480,"path":1481,"stem":1482},"构建产物优化","/document/performance/guide/build","document/42.performance/01.guide/05.build",{"title":1484,"path":1485,"stem":1486},"性能指标与工具","/document/performance/guide/metrics","document/42.performance/01.guide/06.metrics",{"title":1488,"icon":1489,"path":1490,"stem":1491,"children":1492,"page":50},"前端监控","i-lucide-activity","/document/monitor","document/43.monitor",[1493],{"title":1494,"path":1495,"stem":1496,"children":1497},"前端监控简介","/document/monitor/guide","document/43.monitor/01.guide/01.index",[1498,1499,1503,1507,1511,1515],{"title":1494,"path":1495,"stem":1496},{"title":1500,"path":1501,"stem":1502},"错误采集","/document/monitor/guide/error","document/43.monitor/01.guide/02.error",{"title":1504,"path":1505,"stem":1506},"埋点与上报","/document/monitor/guide/tracking","document/43.monitor/01.guide/03.tracking",{"title":1508,"path":1509,"stem":1510},"性能数据上报","/document/monitor/guide/performance-data","document/43.monitor/01.guide/04.performance-data",{"title":1512,"path":1513,"stem":1514},"Sentry 实践","/document/monitor/guide/sentry","document/43.monitor/01.guide/05.sentry",{"title":1516,"path":1517,"stem":1518},"日志与告警","/document/monitor/guide/logging","document/43.monitor/01.guide/06.logging",{"id":1520,"title":693,"body":1521,"description":5520,"extension":5521,"links":5522,"meta":5523,"navigation":5524,"path":694,"seo":5525,"stem":695,"__hash__":5526},"docs/document/18.vue3/01.guide/06.reactive.md",{"type":1522,"value":1523,"toc":5490},"minimal",[1524,1529,1559,1562,1566,1573,1579,1600,1607,1937,1945,1955,1957,1961,1968,1973,2053,2059,2087,2091,2176,2185,2223,2227,2236,2260,2278,2280,2284,2287,2291,2399,2406,2413,2535,2543,2545,2549,2637,2642,2647,2671,2677,2763,2765,2769,2823,2829,2840,2842,2846,2849,2853,2861,3086,3103,3105,3109,3120,3241,3246,3264,3404,3406,3410,3413,3513,3522,3524,3528,3534,3630,3637,3641,3656,3659,3870,3876,3878,3882,3887,3980,3987,3991,4000,4119,4132,4259,4269,4272,4284,4286,4290,4293,4453,4468,4470,4474,4484,4592,4602,4604,4608,4618,5084,5095,5097,5101,5158,5160,5164,5167,5170,5178,5190,5196,5202,5207,5212,5214,5218,5222,5228,5408,5412,5419,5481,5483,5486],[1525,1526,1528],"h2",{"id":1527},"引言","🎯 引言",[1530,1531,1532,1533,1537,1538,1541,1542,1545,1546,1545,1549,1545,1552,1545,1555,1558],"p",{},"学会这篇文章，你能真正理解 Vue3 响应式系统的工作原理，清楚 ",[1534,1535,1536],"code",{},"ref"," 和 ",[1534,1539,1540],{},"reactive"," 在底层有什么区别，掌握 ",[1534,1543,1544],{},"toRefs","、",[1534,1547,1548],{},"toRef",[1534,1550,1551],{},"toRaw",[1534,1553,1554],{},"markRaw",[1534,1556,1557],{},"readonly"," 等进阶 API 的使用场景。更重要的是，你能避开开发中常见的响应式陷阱，比如解构丢失响应式、直接替换响应式对象等问题，让你的 Vue3 代码写得更稳、更顺。",[1560,1561],"hr",{},[1525,1563,1565],{"id":1564},"为什么-vue3-用-proxy-替代-objectdefineproperty","🧱 为什么 Vue3 用 Proxy 替代 Object.defineProperty",[1530,1567,1568,1569,1572],{},"Vue2 的响应式系统基于 ",[1534,1570,1571],{},"Object.defineProperty","，它会遍历对象的每个属性，把它们“劫持”成 getter 和 setter。当数据变化时，Vue 就能通知视图更新。",[1530,1574,1575,1576,1578],{},"但 ",[1534,1577,1571],{}," 有几个明显缺点：",[1580,1581,1582,1589,1594],"ul",{},[1583,1584,1585],"li",{},[1586,1587,1588],"strong",{},"无法监听对象新增或删除的属性",[1583,1590,1591],{},[1586,1592,1593],{},"无法直接监听数组索引和 length 变化",[1583,1595,1596,1599],{},[1586,1597,1598],{},"需要递归遍历整个对象","，初始化性能开销大",[1530,1601,1602,1603,1606],{},"Vue3 改用 ES6 的 ",[1534,1604,1605],{},"Proxy","，它直接代理整个对象，不需要提前遍历每个属性。",[1608,1609,1614],"pre",{"className":1610,"code":1611,"language":1612,"meta":1613,"style":1613},"language-js shiki shiki-themes material-theme-lighter material-theme material-theme-palenight","const user = { name: '张三', age: 20 };\nconst proxyUser = new Proxy(user, {\n    get(target, key) {\n        console.log('读取了', key);\n        return target[key];\n    },\n    set(target, key, value) {\n        console.log('修改了', key, '新值是', value);\n        target[key] = value;\n        return true;\n    },\n});\n\nproxyUser.name = '李四'; // 修改了 name 新值是 李四\nconsole.log(proxyUser.age); // 读取了 age\n","js","",[1534,1615,1616,1668,1693,1716,1746,1767,1773,1796,1835,1854,1865,1870,1880,1887,1914],{"__ignoreMap":1613},[1617,1618,1621,1625,1629,1633,1636,1640,1643,1646,1650,1653,1656,1659,1661,1665],"span",{"class":1619,"line":1620},"line",1,[1617,1622,1624],{"class":1623},"s50WR","const",[1617,1626,1628],{"class":1627},"sndM8"," user ",[1617,1630,1632],{"class":1631},"s86vT","=",[1617,1634,1635],{"class":1631}," {",[1617,1637,1639],{"class":1638},"sd2Uz"," name",[1617,1641,1642],{"class":1631},":",[1617,1644,1645],{"class":1631}," '",[1617,1647,1649],{"class":1648},"sIEYB","张三",[1617,1651,1652],{"class":1631},"'",[1617,1654,1655],{"class":1631},",",[1617,1657,1658],{"class":1638}," age",[1617,1660,1642],{"class":1631},[1617,1662,1664],{"class":1663},"smPcV"," 20",[1617,1666,1667],{"class":1631}," };\n",[1617,1669,1671,1673,1676,1678,1681,1685,1688,1690],{"class":1619,"line":1670},2,[1617,1672,1624],{"class":1623},[1617,1674,1675],{"class":1627}," proxyUser ",[1617,1677,1632],{"class":1631},[1617,1679,1680],{"class":1631}," new",[1617,1682,1684],{"class":1683},"swgpB"," Proxy",[1617,1686,1687],{"class":1627},"(user",[1617,1689,1655],{"class":1631},[1617,1691,1692],{"class":1631}," {\n",[1617,1694,1696,1699,1702,1706,1708,1711,1714],{"class":1619,"line":1695},3,[1617,1697,1698],{"class":1638},"    get",[1617,1700,1701],{"class":1631},"(",[1617,1703,1705],{"class":1704},"sK9QF","target",[1617,1707,1655],{"class":1631},[1617,1709,1710],{"class":1704}," key",[1617,1712,1713],{"class":1631},")",[1617,1715,1692],{"class":1631},[1617,1717,1719,1722,1725,1728,1730,1732,1735,1737,1739,1741,1743],{"class":1619,"line":1718},4,[1617,1720,1721],{"class":1627},"        console",[1617,1723,1724],{"class":1631},".",[1617,1726,1727],{"class":1683},"log",[1617,1729,1701],{"class":1638},[1617,1731,1652],{"class":1631},[1617,1733,1734],{"class":1648},"读取了",[1617,1736,1652],{"class":1631},[1617,1738,1655],{"class":1631},[1617,1740,1710],{"class":1627},[1617,1742,1713],{"class":1638},[1617,1744,1745],{"class":1631},";\n",[1617,1747,1749,1753,1756,1759,1762,1765],{"class":1619,"line":1748},5,[1617,1750,1752],{"class":1751},"s8pZq","        return",[1617,1754,1755],{"class":1627}," target",[1617,1757,1758],{"class":1638},"[",[1617,1760,1761],{"class":1627},"key",[1617,1763,1764],{"class":1638},"]",[1617,1766,1745],{"class":1631},[1617,1768,1770],{"class":1619,"line":1769},6,[1617,1771,1772],{"class":1631},"    },\n",[1617,1774,1776,1779,1781,1783,1785,1787,1789,1792,1794],{"class":1619,"line":1775},7,[1617,1777,1778],{"class":1638},"    set",[1617,1780,1701],{"class":1631},[1617,1782,1705],{"class":1704},[1617,1784,1655],{"class":1631},[1617,1786,1710],{"class":1704},[1617,1788,1655],{"class":1631},[1617,1790,1791],{"class":1704}," value",[1617,1793,1713],{"class":1631},[1617,1795,1692],{"class":1631},[1617,1797,1799,1801,1803,1805,1807,1809,1812,1814,1816,1818,1820,1822,1825,1827,1829,1831,1833],{"class":1619,"line":1798},8,[1617,1800,1721],{"class":1627},[1617,1802,1724],{"class":1631},[1617,1804,1727],{"class":1683},[1617,1806,1701],{"class":1638},[1617,1808,1652],{"class":1631},[1617,1810,1811],{"class":1648},"修改了",[1617,1813,1652],{"class":1631},[1617,1815,1655],{"class":1631},[1617,1817,1710],{"class":1627},[1617,1819,1655],{"class":1631},[1617,1821,1645],{"class":1631},[1617,1823,1824],{"class":1648},"新值是",[1617,1826,1652],{"class":1631},[1617,1828,1655],{"class":1631},[1617,1830,1791],{"class":1627},[1617,1832,1713],{"class":1638},[1617,1834,1745],{"class":1631},[1617,1836,1838,1841,1843,1845,1848,1850,1852],{"class":1619,"line":1837},9,[1617,1839,1840],{"class":1627},"        target",[1617,1842,1758],{"class":1638},[1617,1844,1761],{"class":1627},[1617,1846,1847],{"class":1638},"] ",[1617,1849,1632],{"class":1631},[1617,1851,1791],{"class":1627},[1617,1853,1745],{"class":1631},[1617,1855,1857,1859,1863],{"class":1619,"line":1856},10,[1617,1858,1752],{"class":1751},[1617,1860,1862],{"class":1861},"sPKOg"," true",[1617,1864,1745],{"class":1631},[1617,1866,1868],{"class":1619,"line":1867},11,[1617,1869,1772],{"class":1631},[1617,1871,1873,1876,1878],{"class":1619,"line":1872},12,[1617,1874,1875],{"class":1631},"}",[1617,1877,1713],{"class":1627},[1617,1879,1745],{"class":1631},[1617,1881,1883],{"class":1619,"line":1882},13,[1617,1884,1886],{"emptyLinePlaceholder":1885},true,"\n",[1617,1888,1890,1893,1895,1898,1900,1902,1905,1907,1910],{"class":1619,"line":1889},14,[1617,1891,1892],{"class":1627},"proxyUser",[1617,1894,1724],{"class":1631},[1617,1896,1897],{"class":1627},"name ",[1617,1899,1632],{"class":1631},[1617,1901,1645],{"class":1631},[1617,1903,1904],{"class":1648},"李四",[1617,1906,1652],{"class":1631},[1617,1908,1909],{"class":1631},";",[1617,1911,1913],{"class":1912},"syuKq"," // 修改了 name 新值是 李四\n",[1617,1915,1917,1920,1922,1924,1927,1929,1932,1934],{"class":1619,"line":1916},15,[1617,1918,1919],{"class":1627},"console",[1617,1921,1724],{"class":1631},[1617,1923,1727],{"class":1683},[1617,1925,1926],{"class":1627},"(proxyUser",[1617,1928,1724],{"class":1631},[1617,1930,1931],{"class":1627},"age)",[1617,1933,1909],{"class":1631},[1617,1935,1936],{"class":1912}," // 读取了 age\n",[1938,1939,1940],"tip",{},[1530,1941,1942,1944],{},[1534,1943,1605],{}," 能监听对象任意属性的读取、修改、新增、删除，是 Vue3 响应式更强大、更灵活的根本原因。",[1530,1946,1947,1948,1950,1951,1954],{},"Vue3 内部基于 ",[1534,1949,1605],{}," 做了一层封装，当你用 ",[1534,1952,1953],{},"reactive()"," 包裹对象时，得到的就是这样一个响应式代理对象。",[1560,1956],{},[1525,1958,1960],{"id":1959},"ref-与-reactive-的底层区别","⚡ ref 与 reactive 的底层区别",[1530,1962,1963,1537,1965,1967],{},[1534,1964,1536],{},[1534,1966,1540],{}," 都能创建响应式数据，但它们的适用场景和底层实现不同。",[1969,1970,1972],"h3",{"id":1971},"reactive-只接收对象类型","reactive 只接收对象类型",[1608,1974,1976],{"className":1610,"code":1975,"language":1612,"meta":1613,"style":1613},"import { reactive } from 'vue';\n\nconst state = reactive({ count: 0 });\nstate.count++; // 响应式生效\n",[1534,1977,1978,2003,2007,2037],{"__ignoreMap":1613},[1617,1979,1980,1983,1985,1988,1991,1994,1996,1999,2001],{"class":1619,"line":1620},[1617,1981,1982],{"class":1751},"import",[1617,1984,1635],{"class":1631},[1617,1986,1987],{"class":1627}," reactive",[1617,1989,1990],{"class":1631}," }",[1617,1992,1993],{"class":1751}," from",[1617,1995,1645],{"class":1631},[1617,1997,1998],{"class":1648},"vue",[1617,2000,1652],{"class":1631},[1617,2002,1745],{"class":1631},[1617,2004,2005],{"class":1619,"line":1670},[1617,2006,1886],{"emptyLinePlaceholder":1885},[1617,2008,2009,2011,2014,2016,2018,2020,2023,2026,2028,2031,2033,2035],{"class":1619,"line":1695},[1617,2010,1624],{"class":1623},[1617,2012,2013],{"class":1627}," state ",[1617,2015,1632],{"class":1631},[1617,2017,1987],{"class":1683},[1617,2019,1701],{"class":1627},[1617,2021,2022],{"class":1631},"{",[1617,2024,2025],{"class":1638}," count",[1617,2027,1642],{"class":1631},[1617,2029,2030],{"class":1663}," 0",[1617,2032,1990],{"class":1631},[1617,2034,1713],{"class":1627},[1617,2036,1745],{"class":1631},[1617,2038,2039,2042,2044,2047,2050],{"class":1619,"line":1718},[1617,2040,2041],{"class":1627},"state",[1617,2043,1724],{"class":1631},[1617,2045,2046],{"class":1627},"count",[1617,2048,2049],{"class":1631},"++;",[1617,2051,2052],{"class":1912}," // 响应式生效\n",[1530,2054,2055,2056,2058],{},"如果你用 ",[1534,2057,1540],{}," 包裹基本类型，会报错或失效：",[1608,2060,2062],{"className":1610,"code":2061,"language":1612,"meta":1613,"style":1613},"const num = reactive(0); // 没有响应式效果\n",[1534,2063,2064],{"__ignoreMap":1613},[1617,2065,2066,2068,2071,2073,2075,2077,2080,2082,2084],{"class":1619,"line":1620},[1617,2067,1624],{"class":1623},[1617,2069,2070],{"class":1627}," num ",[1617,2072,1632],{"class":1631},[1617,2074,1987],{"class":1683},[1617,2076,1701],{"class":1627},[1617,2078,2079],{"class":1663},"0",[1617,2081,1713],{"class":1627},[1617,2083,1909],{"class":1631},[1617,2085,2086],{"class":1912}," // 没有响应式效果\n",[1969,2088,2090],{"id":2089},"ref-可以包裹任意类型","ref 可以包裹任意类型",[1608,2092,2094],{"className":1610,"code":2093,"language":1612,"meta":1613,"style":1613},"import { ref } from 'vue';\n\nconst count = ref(0); // 基本类型\nconst user = ref({ name: '张三' }); // 对象类型\n",[1534,2095,2096,2117,2121,2143],{"__ignoreMap":1613},[1617,2097,2098,2100,2102,2105,2107,2109,2111,2113,2115],{"class":1619,"line":1620},[1617,2099,1982],{"class":1751},[1617,2101,1635],{"class":1631},[1617,2103,2104],{"class":1627}," ref",[1617,2106,1990],{"class":1631},[1617,2108,1993],{"class":1751},[1617,2110,1645],{"class":1631},[1617,2112,1998],{"class":1648},[1617,2114,1652],{"class":1631},[1617,2116,1745],{"class":1631},[1617,2118,2119],{"class":1619,"line":1670},[1617,2120,1886],{"emptyLinePlaceholder":1885},[1617,2122,2123,2125,2128,2130,2132,2134,2136,2138,2140],{"class":1619,"line":1695},[1617,2124,1624],{"class":1623},[1617,2126,2127],{"class":1627}," count ",[1617,2129,1632],{"class":1631},[1617,2131,2104],{"class":1683},[1617,2133,1701],{"class":1627},[1617,2135,2079],{"class":1663},[1617,2137,1713],{"class":1627},[1617,2139,1909],{"class":1631},[1617,2141,2142],{"class":1912}," // 基本类型\n",[1617,2144,2145,2147,2149,2151,2153,2155,2157,2159,2161,2163,2165,2167,2169,2171,2173],{"class":1619,"line":1718},[1617,2146,1624],{"class":1623},[1617,2148,1628],{"class":1627},[1617,2150,1632],{"class":1631},[1617,2152,2104],{"class":1683},[1617,2154,1701],{"class":1627},[1617,2156,2022],{"class":1631},[1617,2158,1639],{"class":1638},[1617,2160,1642],{"class":1631},[1617,2162,1645],{"class":1631},[1617,2164,1649],{"class":1648},[1617,2166,1652],{"class":1631},[1617,2168,1990],{"class":1631},[1617,2170,1713],{"class":1627},[1617,2172,1909],{"class":1631},[1617,2174,2175],{"class":1912}," // 对象类型\n",[1530,2177,2178,2180,2181,2184],{},[1534,2179,1536],{}," 的返回值是一个对象，真实的值放在 ",[1534,2182,2183],{},".value"," 属性上：",[1608,2186,2188],{"className":1610,"code":2187,"language":1612,"meta":1613,"style":1613},"console.log(count.value); // 0\ncount.value++;\n",[1534,2189,2190,2211],{"__ignoreMap":1613},[1617,2191,2192,2194,2196,2198,2201,2203,2206,2208],{"class":1619,"line":1620},[1617,2193,1919],{"class":1627},[1617,2195,1724],{"class":1631},[1617,2197,1727],{"class":1683},[1617,2199,2200],{"class":1627},"(count",[1617,2202,1724],{"class":1631},[1617,2204,2205],{"class":1627},"value)",[1617,2207,1909],{"class":1631},[1617,2209,2210],{"class":1912}," // 0\n",[1617,2212,2213,2215,2217,2220],{"class":1619,"line":1670},[1617,2214,2046],{"class":1627},[1617,2216,1724],{"class":1631},[1617,2218,2219],{"class":1627},"value",[1617,2221,2222],{"class":1631},"++;\n",[1969,2224,2226],{"id":2225},"为什么-ref-要包一层对象","为什么 ref 要包一层对象",[1530,2228,2229,2230,2232,2233,2235],{},"因为 JavaScript 中基本类型（数字、字符串、布尔值）是按值传递的。如果直接返回一个数字，调用处拿到的是副本，无法追踪变化。",[1534,2231,1536],{}," 把它包成对象，通过 ",[1534,2234,2183],{}," 的 getter 和 setter 就能实现响应式。",[1938,2237,2238],{},[1530,2239,2240,2241,2243,2244,2246,2247,1537,2250,2253,2254,2256,2257,2259],{},"补充一个细节：当你用 ",[1534,2242,1536],{}," 包裹对象时，Vue 内部其实也是把它转成 ",[1534,2245,1540],{}," 对象来处理的。所以 ",[1534,2248,2249],{},"ref({ name: '张三' })",[1534,2251,2252],{},"reactive({ name: '张三' })"," 在响应式能力上是一样的，区别只在于 ",[1534,2255,1536],{}," 多包了一层 ",[1534,2258,2183],{},"。",[1938,2261,2262],{},[1530,2263,2264,2265,2267,2268,2270,2271,2274,2275,2277],{},"简单记忆：基本类型用 ",[1534,2266,1536],{},"，对象类型推荐用 ",[1534,2269,1540],{},"。但在 ",[1534,2272,2273],{},"script setup"," 中，因为经常需要解构或返回对象，实际开发里 ",[1534,2276,1536],{}," 的使用频率也非常高。",[1560,2279],{},[1525,2281,2283],{"id":2282},"响应式丢失的常见陷阱","🪤 响应式丢失的常见陷阱",[1530,2285,2286],{},"Vue3 的响应式系统虽然强大，但有些写法会让响应式悄悄失效。下面是开发中最容易踩的几个坑。",[1969,2288,2290],{"id":2289},"陷阱-1解构-reactive-对象","陷阱 1：解构 reactive 对象",[1608,2292,2294],{"className":1610,"code":2293,"language":1612,"meta":1613,"style":1613},"import { reactive } from 'vue';\n\nconst user = reactive({ name: '张三', age: 20 });\nlet { name } = user;\n\nname = '李四'; // 视图不会更新，name 变成了普通字符串\n",[1534,2295,2296,2316,2320,2358,2378,2382],{"__ignoreMap":1613},[1617,2297,2298,2300,2302,2304,2306,2308,2310,2312,2314],{"class":1619,"line":1620},[1617,2299,1982],{"class":1751},[1617,2301,1635],{"class":1631},[1617,2303,1987],{"class":1627},[1617,2305,1990],{"class":1631},[1617,2307,1993],{"class":1751},[1617,2309,1645],{"class":1631},[1617,2311,1998],{"class":1648},[1617,2313,1652],{"class":1631},[1617,2315,1745],{"class":1631},[1617,2317,2318],{"class":1619,"line":1670},[1617,2319,1886],{"emptyLinePlaceholder":1885},[1617,2321,2322,2324,2326,2328,2330,2332,2334,2336,2338,2340,2342,2344,2346,2348,2350,2352,2354,2356],{"class":1619,"line":1695},[1617,2323,1624],{"class":1623},[1617,2325,1628],{"class":1627},[1617,2327,1632],{"class":1631},[1617,2329,1987],{"class":1683},[1617,2331,1701],{"class":1627},[1617,2333,2022],{"class":1631},[1617,2335,1639],{"class":1638},[1617,2337,1642],{"class":1631},[1617,2339,1645],{"class":1631},[1617,2341,1649],{"class":1648},[1617,2343,1652],{"class":1631},[1617,2345,1655],{"class":1631},[1617,2347,1658],{"class":1638},[1617,2349,1642],{"class":1631},[1617,2351,1664],{"class":1663},[1617,2353,1990],{"class":1631},[1617,2355,1713],{"class":1627},[1617,2357,1745],{"class":1631},[1617,2359,2360,2363,2365,2368,2370,2373,2376],{"class":1619,"line":1718},[1617,2361,2362],{"class":1623},"let",[1617,2364,1635],{"class":1631},[1617,2366,2367],{"class":1627}," name ",[1617,2369,1875],{"class":1631},[1617,2371,2372],{"class":1631}," =",[1617,2374,2375],{"class":1627}," user",[1617,2377,1745],{"class":1631},[1617,2379,2380],{"class":1619,"line":1748},[1617,2381,1886],{"emptyLinePlaceholder":1885},[1617,2383,2384,2386,2388,2390,2392,2394,2396],{"class":1619,"line":1769},[1617,2385,1897],{"class":1627},[1617,2387,1632],{"class":1631},[1617,2389,1645],{"class":1631},[1617,2391,1904],{"class":1648},[1617,2393,1652],{"class":1631},[1617,2395,1909],{"class":1631},[1617,2397,2398],{"class":1912}," // 视图不会更新，name 变成了普通字符串\n",[1530,2400,2401,2402,2405],{},"因为 ",[1534,2403,2404],{},"name"," 变成了一个普通字符串，和响应式对象脱离了关系。",[1530,2407,2408],{},[1586,2409,2410,2411],{},"正确做法：使用 ",[1534,2412,1544],{},[1608,2414,2416],{"className":1610,"code":2415,"language":1612,"meta":1613,"style":1613},"import { reactive, toRefs } from 'vue';\n\nconst user = reactive({ name: '张三', age: 20 });\nconst { name, age } = toRefs(user);\n\nname.value = '李四'; // 视图会更新\n",[1534,2417,2418,2443,2447,2485,2509,2513],{"__ignoreMap":1613},[1617,2419,2420,2422,2424,2426,2428,2431,2433,2435,2437,2439,2441],{"class":1619,"line":1620},[1617,2421,1982],{"class":1751},[1617,2423,1635],{"class":1631},[1617,2425,1987],{"class":1627},[1617,2427,1655],{"class":1631},[1617,2429,2430],{"class":1627}," toRefs",[1617,2432,1990],{"class":1631},[1617,2434,1993],{"class":1751},[1617,2436,1645],{"class":1631},[1617,2438,1998],{"class":1648},[1617,2440,1652],{"class":1631},[1617,2442,1745],{"class":1631},[1617,2444,2445],{"class":1619,"line":1670},[1617,2446,1886],{"emptyLinePlaceholder":1885},[1617,2448,2449,2451,2453,2455,2457,2459,2461,2463,2465,2467,2469,2471,2473,2475,2477,2479,2481,2483],{"class":1619,"line":1695},[1617,2450,1624],{"class":1623},[1617,2452,1628],{"class":1627},[1617,2454,1632],{"class":1631},[1617,2456,1987],{"class":1683},[1617,2458,1701],{"class":1627},[1617,2460,2022],{"class":1631},[1617,2462,1639],{"class":1638},[1617,2464,1642],{"class":1631},[1617,2466,1645],{"class":1631},[1617,2468,1649],{"class":1648},[1617,2470,1652],{"class":1631},[1617,2472,1655],{"class":1631},[1617,2474,1658],{"class":1638},[1617,2476,1642],{"class":1631},[1617,2478,1664],{"class":1663},[1617,2480,1990],{"class":1631},[1617,2482,1713],{"class":1627},[1617,2484,1745],{"class":1631},[1617,2486,2487,2489,2491,2493,2495,2498,2500,2502,2504,2507],{"class":1619,"line":1718},[1617,2488,1624],{"class":1623},[1617,2490,1635],{"class":1631},[1617,2492,1639],{"class":1627},[1617,2494,1655],{"class":1631},[1617,2496,2497],{"class":1627}," age ",[1617,2499,1875],{"class":1631},[1617,2501,2372],{"class":1631},[1617,2503,2430],{"class":1683},[1617,2505,2506],{"class":1627},"(user)",[1617,2508,1745],{"class":1631},[1617,2510,2511],{"class":1619,"line":1748},[1617,2512,1886],{"emptyLinePlaceholder":1885},[1617,2514,2515,2517,2519,2522,2524,2526,2528,2530,2532],{"class":1619,"line":1769},[1617,2516,2404],{"class":1627},[1617,2518,1724],{"class":1631},[1617,2520,2521],{"class":1627},"value ",[1617,2523,1632],{"class":1631},[1617,2525,1645],{"class":1631},[1617,2527,1904],{"class":1648},[1617,2529,1652],{"class":1631},[1617,2531,1909],{"class":1631},[1617,2533,2534],{"class":1912}," // 视图会更新\n",[1530,2536,2537,2539,2540,2542],{},[1534,2538,1544],{}," 会把对象里的每个属性都转成 ",[1534,2541,1536],{},"，这样解构后仍然保持响应式。",[1560,2544],{},[1969,2546,2548],{"id":2547},"陷阱-2直接替换整个-reactive-对象","陷阱 2：直接替换整个 reactive 对象",[1608,2550,2552],{"className":1610,"code":2551,"language":1612,"meta":1613,"style":1613},"import { reactive } from 'vue';\n\nlet user = reactive({ name: '张三' });\n\nuser = { name: '李四' }; // 响应式丢失\n",[1534,2553,2554,2574,2578,2608,2612],{"__ignoreMap":1613},[1617,2555,2556,2558,2560,2562,2564,2566,2568,2570,2572],{"class":1619,"line":1620},[1617,2557,1982],{"class":1751},[1617,2559,1635],{"class":1631},[1617,2561,1987],{"class":1627},[1617,2563,1990],{"class":1631},[1617,2565,1993],{"class":1751},[1617,2567,1645],{"class":1631},[1617,2569,1998],{"class":1648},[1617,2571,1652],{"class":1631},[1617,2573,1745],{"class":1631},[1617,2575,2576],{"class":1619,"line":1670},[1617,2577,1886],{"emptyLinePlaceholder":1885},[1617,2579,2580,2582,2584,2586,2588,2590,2592,2594,2596,2598,2600,2602,2604,2606],{"class":1619,"line":1695},[1617,2581,2362],{"class":1623},[1617,2583,1628],{"class":1627},[1617,2585,1632],{"class":1631},[1617,2587,1987],{"class":1683},[1617,2589,1701],{"class":1627},[1617,2591,2022],{"class":1631},[1617,2593,1639],{"class":1638},[1617,2595,1642],{"class":1631},[1617,2597,1645],{"class":1631},[1617,2599,1649],{"class":1648},[1617,2601,1652],{"class":1631},[1617,2603,1990],{"class":1631},[1617,2605,1713],{"class":1627},[1617,2607,1745],{"class":1631},[1617,2609,2610],{"class":1619,"line":1718},[1617,2611,1886],{"emptyLinePlaceholder":1885},[1617,2613,2614,2617,2619,2621,2623,2625,2627,2629,2631,2634],{"class":1619,"line":1748},[1617,2615,2616],{"class":1627},"user ",[1617,2618,1632],{"class":1631},[1617,2620,1635],{"class":1631},[1617,2622,1639],{"class":1638},[1617,2624,1642],{"class":1631},[1617,2626,1645],{"class":1631},[1617,2628,1904],{"class":1648},[1617,2630,1652],{"class":1631},[1617,2632,2633],{"class":1631}," };",[1617,2635,2636],{"class":1912}," // 响应式丢失\n",[1530,2638,2639,2641],{},[1534,2640,1953],{}," 返回的是代理对象，直接重新赋值会让原来的代理断开。",[1530,2643,2644],{},[1586,2645,2646],{},"正确做法：修改对象属性，而不是替换对象",[1608,2648,2650],{"className":1610,"code":2649,"language":1612,"meta":1613,"style":1613},"user.name = '李四';\n",[1534,2651,2652],{"__ignoreMap":1613},[1617,2653,2654,2657,2659,2661,2663,2665,2667,2669],{"class":1619,"line":1620},[1617,2655,2656],{"class":1627},"user",[1617,2658,1724],{"class":1631},[1617,2660,1897],{"class":1627},[1617,2662,1632],{"class":1631},[1617,2664,1645],{"class":1631},[1617,2666,1904],{"class":1648},[1617,2668,1652],{"class":1631},[1617,2670,1745],{"class":1631},[1530,2672,2673,2674,2676],{},"如果你确实需要整体替换数据，可以用 ",[1534,2675,1536],{},"：",[1608,2678,2680],{"className":1610,"code":2679,"language":1612,"meta":1613,"style":1613},"import { ref } from 'vue';\n\nconst user = ref({ name: '张三' });\nuser.value = { name: '李四' }; // 响应式有效\n",[1534,2681,2682,2702,2706,2736],{"__ignoreMap":1613},[1617,2683,2684,2686,2688,2690,2692,2694,2696,2698,2700],{"class":1619,"line":1620},[1617,2685,1982],{"class":1751},[1617,2687,1635],{"class":1631},[1617,2689,2104],{"class":1627},[1617,2691,1990],{"class":1631},[1617,2693,1993],{"class":1751},[1617,2695,1645],{"class":1631},[1617,2697,1998],{"class":1648},[1617,2699,1652],{"class":1631},[1617,2701,1745],{"class":1631},[1617,2703,2704],{"class":1619,"line":1670},[1617,2705,1886],{"emptyLinePlaceholder":1885},[1617,2707,2708,2710,2712,2714,2716,2718,2720,2722,2724,2726,2728,2730,2732,2734],{"class":1619,"line":1695},[1617,2709,1624],{"class":1623},[1617,2711,1628],{"class":1627},[1617,2713,1632],{"class":1631},[1617,2715,2104],{"class":1683},[1617,2717,1701],{"class":1627},[1617,2719,2022],{"class":1631},[1617,2721,1639],{"class":1638},[1617,2723,1642],{"class":1631},[1617,2725,1645],{"class":1631},[1617,2727,1649],{"class":1648},[1617,2729,1652],{"class":1631},[1617,2731,1990],{"class":1631},[1617,2733,1713],{"class":1627},[1617,2735,1745],{"class":1631},[1617,2737,2738,2740,2742,2744,2746,2748,2750,2752,2754,2756,2758,2760],{"class":1619,"line":1718},[1617,2739,2656],{"class":1627},[1617,2741,1724],{"class":1631},[1617,2743,2521],{"class":1627},[1617,2745,1632],{"class":1631},[1617,2747,1635],{"class":1631},[1617,2749,1639],{"class":1638},[1617,2751,1642],{"class":1631},[1617,2753,1645],{"class":1631},[1617,2755,1904],{"class":1648},[1617,2757,1652],{"class":1631},[1617,2759,2633],{"class":1631},[1617,2761,2762],{"class":1912}," // 响应式有效\n",[1560,2764],{},[1969,2766,2768],{"id":2767},"陷阱-3把响应式数据赋值给普通变量后修改","陷阱 3：把响应式数据赋值给普通变量后修改",[1608,2770,2772],{"className":1610,"code":2771,"language":1612,"meta":1613,"style":1613},"const state = reactive({ count: 0 });\nlet count = state.count;\ncount++;\n",[1534,2773,2774,2800,2817],{"__ignoreMap":1613},[1617,2775,2776,2778,2780,2782,2784,2786,2788,2790,2792,2794,2796,2798],{"class":1619,"line":1620},[1617,2777,1624],{"class":1623},[1617,2779,2013],{"class":1627},[1617,2781,1632],{"class":1631},[1617,2783,1987],{"class":1683},[1617,2785,1701],{"class":1627},[1617,2787,2022],{"class":1631},[1617,2789,2025],{"class":1638},[1617,2791,1642],{"class":1631},[1617,2793,2030],{"class":1663},[1617,2795,1990],{"class":1631},[1617,2797,1713],{"class":1627},[1617,2799,1745],{"class":1631},[1617,2801,2802,2804,2806,2808,2811,2813,2815],{"class":1619,"line":1670},[1617,2803,2362],{"class":1623},[1617,2805,2127],{"class":1627},[1617,2807,1632],{"class":1631},[1617,2809,2810],{"class":1627}," state",[1617,2812,1724],{"class":1631},[1617,2814,2046],{"class":1627},[1617,2816,1745],{"class":1631},[1617,2818,2819,2821],{"class":1619,"line":1695},[1617,2820,2046],{"class":1627},[1617,2822,2222],{"class":1631},[1530,2824,2825,2826,2828],{},"这里 ",[1534,2827,2046],{}," 已经从响应式对象里“脱钩”，变成普通数字了。",[1530,2830,2831],{},[1586,2832,2833,2834,2836,2837,2839],{},"正确做法：始终通过响应式对象或 ",[1534,2835,1536],{}," 的 ",[1534,2838,2183],{}," 修改",[1560,2841],{},[1525,2843,2845],{"id":2844},"常用进阶-api","🧰 常用进阶 API",[1530,2847,2848],{},"下面这些 API 在复杂场景下非常实用，建议熟练掌握。",[1969,2850,2852],{"id":2851},"torefs解构不丢响应式","toRefs：解构不丢响应式",[1530,2854,2855,2857,2858,2860],{},[1534,2856,1544],{}," 适合在需要把 ",[1534,2859,1540],{}," 对象展开到模板或 composable 返回值时使用。",[1608,2862,2866],{"className":2863,"code":2864,"filename":2865,"language":1998,"meta":1613,"style":1613},"language-vue shiki shiki-themes material-theme-lighter material-theme material-theme-palenight","\u003Ctemplate>\n    \u003Cdiv>\n        \u003Cp>姓名：{{ name }}\u003C/p>\n        \u003Cp>年龄：{{ age }}\u003C/p>\n        \u003Cbutton @click=\"age++\">长大一岁\u003C/button>\n    \u003C/div>\n\u003C/template>\n\n\u003Cscript setup>\nimport { reactive, toRefs } from 'vue';\n\nconst user = reactive({ name: '张三', age: 20 });\nconst { name, age } = toRefs(user);\n\u003C/script>\n","UserInfo.vue",[1534,2867,2868,2879,2889,2909,2926,2957,2966,2974,2978,2990,3014,3018,3056,3078],{"__ignoreMap":1613},[1617,2869,2870,2873,2876],{"class":1619,"line":1620},[1617,2871,2872],{"class":1631},"\u003C",[1617,2874,2875],{"class":1638},"template",[1617,2877,2878],{"class":1631},">\n",[1617,2880,2881,2884,2887],{"class":1619,"line":1670},[1617,2882,2883],{"class":1631},"    \u003C",[1617,2885,2886],{"class":1638},"div",[1617,2888,2878],{"class":1631},[1617,2890,2891,2894,2896,2899,2902,2905,2907],{"class":1619,"line":1695},[1617,2892,2893],{"class":1631},"        \u003C",[1617,2895,1530],{"class":1638},[1617,2897,2898],{"class":1631},">",[1617,2900,2901],{"class":1627},"姓名：{{ name }}",[1617,2903,2904],{"class":1631},"\u003C/",[1617,2906,1530],{"class":1638},[1617,2908,2878],{"class":1631},[1617,2910,2911,2913,2915,2917,2920,2922,2924],{"class":1619,"line":1718},[1617,2912,2893],{"class":1631},[1617,2914,1530],{"class":1638},[1617,2916,2898],{"class":1631},[1617,2918,2919],{"class":1627},"年龄：{{ age }}",[1617,2921,2904],{"class":1631},[1617,2923,1530],{"class":1638},[1617,2925,2878],{"class":1631},[1617,2927,2928,2930,2933,2936,2938,2941,2944,2946,2948,2951,2953,2955],{"class":1619,"line":1748},[1617,2929,2893],{"class":1631},[1617,2931,2932],{"class":1638},"button",[1617,2934,2935],{"class":1623}," @click",[1617,2937,1632],{"class":1631},[1617,2939,2940],{"class":1631},"\"",[1617,2942,2943],{"class":1648},"age++",[1617,2945,2940],{"class":1631},[1617,2947,2898],{"class":1631},[1617,2949,2950],{"class":1627},"长大一岁",[1617,2952,2904],{"class":1631},[1617,2954,2932],{"class":1638},[1617,2956,2878],{"class":1631},[1617,2958,2959,2962,2964],{"class":1619,"line":1769},[1617,2960,2961],{"class":1631},"    \u003C/",[1617,2963,2886],{"class":1638},[1617,2965,2878],{"class":1631},[1617,2967,2968,2970,2972],{"class":1619,"line":1775},[1617,2969,2904],{"class":1631},[1617,2971,2875],{"class":1638},[1617,2973,2878],{"class":1631},[1617,2975,2976],{"class":1619,"line":1798},[1617,2977,1886],{"emptyLinePlaceholder":1885},[1617,2979,2980,2982,2985,2988],{"class":1619,"line":1837},[1617,2981,2872],{"class":1631},[1617,2983,2984],{"class":1638},"script",[1617,2986,2987],{"class":1623}," setup",[1617,2989,2878],{"class":1631},[1617,2991,2992,2994,2996,2998,3000,3002,3004,3006,3008,3010,3012],{"class":1619,"line":1856},[1617,2993,1982],{"class":1751},[1617,2995,1635],{"class":1631},[1617,2997,1987],{"class":1627},[1617,2999,1655],{"class":1631},[1617,3001,2430],{"class":1627},[1617,3003,1990],{"class":1631},[1617,3005,1993],{"class":1751},[1617,3007,1645],{"class":1631},[1617,3009,1998],{"class":1648},[1617,3011,1652],{"class":1631},[1617,3013,1745],{"class":1631},[1617,3015,3016],{"class":1619,"line":1867},[1617,3017,1886],{"emptyLinePlaceholder":1885},[1617,3019,3020,3022,3024,3026,3028,3030,3032,3034,3036,3038,3040,3042,3044,3046,3048,3050,3052,3054],{"class":1619,"line":1872},[1617,3021,1624],{"class":1623},[1617,3023,1628],{"class":1627},[1617,3025,1632],{"class":1631},[1617,3027,1987],{"class":1683},[1617,3029,1701],{"class":1627},[1617,3031,2022],{"class":1631},[1617,3033,1639],{"class":1638},[1617,3035,1642],{"class":1631},[1617,3037,1645],{"class":1631},[1617,3039,1649],{"class":1648},[1617,3041,1652],{"class":1631},[1617,3043,1655],{"class":1631},[1617,3045,1658],{"class":1638},[1617,3047,1642],{"class":1631},[1617,3049,1664],{"class":1663},[1617,3051,1990],{"class":1631},[1617,3053,1713],{"class":1627},[1617,3055,1745],{"class":1631},[1617,3057,3058,3060,3062,3064,3066,3068,3070,3072,3074,3076],{"class":1619,"line":1882},[1617,3059,1624],{"class":1623},[1617,3061,1635],{"class":1631},[1617,3063,1639],{"class":1627},[1617,3065,1655],{"class":1631},[1617,3067,2497],{"class":1627},[1617,3069,1875],{"class":1631},[1617,3071,2372],{"class":1631},[1617,3073,2430],{"class":1683},[1617,3075,2506],{"class":1627},[1617,3077,1745],{"class":1631},[1617,3079,3080,3082,3084],{"class":1619,"line":1889},[1617,3081,2904],{"class":1631},[1617,3083,2984],{"class":1638},[1617,3085,2878],{"class":1631},[1938,3087,3088],{},[1530,3089,3090,3092,3093,3095,3096,3099,3100,2259],{},[1534,3091,1544],{}," 返回的对象里，每个属性都是 ",[1534,3094,1536],{},"，所以模板里可以直接用 ",[1534,3097,3098],{},"{{ name }}","，但在 JS 里修改要写 ",[1534,3101,3102],{},"name.value",[1560,3104],{},[1969,3106,3108],{"id":3107},"toref给单个属性做-ref","toRef：给单个属性做 ref",[1530,3110,3111,3112,3114,3115,3117,3118,2676],{},"如果你只想把 ",[1534,3113,1540],{}," 里的某一个属性转成 ",[1534,3116,1536],{},"，用 ",[1534,3119,1548],{},[1608,3121,3123],{"className":1610,"code":3122,"language":1612,"meta":1613,"style":1613},"import { reactive, toRef } from 'vue';\n\nconst user = reactive({ name: '张三', age: 20 });\nconst name = toRef(user, 'name');\n\nname.value = '李四'; // user.name 也会同步更新\n",[1534,3124,3125,3150,3154,3192,3216,3220],{"__ignoreMap":1613},[1617,3126,3127,3129,3131,3133,3135,3138,3140,3142,3144,3146,3148],{"class":1619,"line":1620},[1617,3128,1982],{"class":1751},[1617,3130,1635],{"class":1631},[1617,3132,1987],{"class":1627},[1617,3134,1655],{"class":1631},[1617,3136,3137],{"class":1627}," toRef",[1617,3139,1990],{"class":1631},[1617,3141,1993],{"class":1751},[1617,3143,1645],{"class":1631},[1617,3145,1998],{"class":1648},[1617,3147,1652],{"class":1631},[1617,3149,1745],{"class":1631},[1617,3151,3152],{"class":1619,"line":1670},[1617,3153,1886],{"emptyLinePlaceholder":1885},[1617,3155,3156,3158,3160,3162,3164,3166,3168,3170,3172,3174,3176,3178,3180,3182,3184,3186,3188,3190],{"class":1619,"line":1695},[1617,3157,1624],{"class":1623},[1617,3159,1628],{"class":1627},[1617,3161,1632],{"class":1631},[1617,3163,1987],{"class":1683},[1617,3165,1701],{"class":1627},[1617,3167,2022],{"class":1631},[1617,3169,1639],{"class":1638},[1617,3171,1642],{"class":1631},[1617,3173,1645],{"class":1631},[1617,3175,1649],{"class":1648},[1617,3177,1652],{"class":1631},[1617,3179,1655],{"class":1631},[1617,3181,1658],{"class":1638},[1617,3183,1642],{"class":1631},[1617,3185,1664],{"class":1663},[1617,3187,1990],{"class":1631},[1617,3189,1713],{"class":1627},[1617,3191,1745],{"class":1631},[1617,3193,3194,3196,3198,3200,3202,3204,3206,3208,3210,3212,3214],{"class":1619,"line":1718},[1617,3195,1624],{"class":1623},[1617,3197,2367],{"class":1627},[1617,3199,1632],{"class":1631},[1617,3201,3137],{"class":1683},[1617,3203,1687],{"class":1627},[1617,3205,1655],{"class":1631},[1617,3207,1645],{"class":1631},[1617,3209,2404],{"class":1648},[1617,3211,1652],{"class":1631},[1617,3213,1713],{"class":1627},[1617,3215,1745],{"class":1631},[1617,3217,3218],{"class":1619,"line":1748},[1617,3219,1886],{"emptyLinePlaceholder":1885},[1617,3221,3222,3224,3226,3228,3230,3232,3234,3236,3238],{"class":1619,"line":1769},[1617,3223,2404],{"class":1627},[1617,3225,1724],{"class":1631},[1617,3227,2521],{"class":1627},[1617,3229,1632],{"class":1631},[1617,3231,1645],{"class":1631},[1617,3233,1904],{"class":1648},[1617,3235,1652],{"class":1631},[1617,3237,1909],{"class":1631},[1617,3239,3240],{"class":1912}," // user.name 也会同步更新\n",[3242,3243,3245],"h4",{"id":3244},"toref-和-torefs-有什么区别","toRef 和 toRefs 有什么区别？",[1580,3247,3248,3259],{},[1583,3249,3250,3252,3253,3255,3256,3258],{},[1534,3251,1544],{}," 是把整个 ",[1534,3254,1540],{}," 对象的所有属性都转成 ",[1534,3257,1536],{},"，适合解构后批量使用。",[1583,3260,3261,3263],{},[1534,3262,1548],{}," 只转某一个指定属性，适合只需要单独拿出一个属性的场景。",[1608,3265,3267],{"className":1610,"code":3266,"language":1612,"meta":1613,"style":1613},"import { reactive, toRefs, toRef } from 'vue';\n\nconst user = reactive({ name: '张三', age: 20 });\n\n// 批量转 ref\nconst { name, age } = toRefs(user);\n\n// 只转单个属性\nconst nameOnly = toRef(user, 'name');\n",[1534,3268,3269,3297,3301,3339,3343,3348,3370,3374,3379],{"__ignoreMap":1613},[1617,3270,3271,3273,3275,3277,3279,3281,3283,3285,3287,3289,3291,3293,3295],{"class":1619,"line":1620},[1617,3272,1982],{"class":1751},[1617,3274,1635],{"class":1631},[1617,3276,1987],{"class":1627},[1617,3278,1655],{"class":1631},[1617,3280,2430],{"class":1627},[1617,3282,1655],{"class":1631},[1617,3284,3137],{"class":1627},[1617,3286,1990],{"class":1631},[1617,3288,1993],{"class":1751},[1617,3290,1645],{"class":1631},[1617,3292,1998],{"class":1648},[1617,3294,1652],{"class":1631},[1617,3296,1745],{"class":1631},[1617,3298,3299],{"class":1619,"line":1670},[1617,3300,1886],{"emptyLinePlaceholder":1885},[1617,3302,3303,3305,3307,3309,3311,3313,3315,3317,3319,3321,3323,3325,3327,3329,3331,3333,3335,3337],{"class":1619,"line":1695},[1617,3304,1624],{"class":1623},[1617,3306,1628],{"class":1627},[1617,3308,1632],{"class":1631},[1617,3310,1987],{"class":1683},[1617,3312,1701],{"class":1627},[1617,3314,2022],{"class":1631},[1617,3316,1639],{"class":1638},[1617,3318,1642],{"class":1631},[1617,3320,1645],{"class":1631},[1617,3322,1649],{"class":1648},[1617,3324,1652],{"class":1631},[1617,3326,1655],{"class":1631},[1617,3328,1658],{"class":1638},[1617,3330,1642],{"class":1631},[1617,3332,1664],{"class":1663},[1617,3334,1990],{"class":1631},[1617,3336,1713],{"class":1627},[1617,3338,1745],{"class":1631},[1617,3340,3341],{"class":1619,"line":1718},[1617,3342,1886],{"emptyLinePlaceholder":1885},[1617,3344,3345],{"class":1619,"line":1748},[1617,3346,3347],{"class":1912},"// 批量转 ref\n",[1617,3349,3350,3352,3354,3356,3358,3360,3362,3364,3366,3368],{"class":1619,"line":1769},[1617,3351,1624],{"class":1623},[1617,3353,1635],{"class":1631},[1617,3355,1639],{"class":1627},[1617,3357,1655],{"class":1631},[1617,3359,2497],{"class":1627},[1617,3361,1875],{"class":1631},[1617,3363,2372],{"class":1631},[1617,3365,2430],{"class":1683},[1617,3367,2506],{"class":1627},[1617,3369,1745],{"class":1631},[1617,3371,3372],{"class":1619,"line":1775},[1617,3373,1886],{"emptyLinePlaceholder":1885},[1617,3375,3376],{"class":1619,"line":1798},[1617,3377,3378],{"class":1912},"// 只转单个属性\n",[1617,3380,3381,3383,3386,3388,3390,3392,3394,3396,3398,3400,3402],{"class":1619,"line":1837},[1617,3382,1624],{"class":1623},[1617,3384,3385],{"class":1627}," nameOnly ",[1617,3387,1632],{"class":1631},[1617,3389,3137],{"class":1683},[1617,3391,1687],{"class":1627},[1617,3393,1655],{"class":1631},[1617,3395,1645],{"class":1631},[1617,3397,2404],{"class":1648},[1617,3399,1652],{"class":1631},[1617,3401,1713],{"class":1627},[1617,3403,1745],{"class":1631},[1560,3405],{},[1969,3407,3409],{"id":3408},"toraw拿到原始对象","toRaw：拿到原始对象",[1530,3411,3412],{},"有时候你需要拿到响应式对象的原始数据，比如传递给不处理响应式的第三方库：",[1608,3414,3416],{"className":1610,"code":3415,"language":1612,"meta":1613,"style":1613},"import { reactive, toRaw } from 'vue';\n\nconst state = reactive({ name: '张三' });\nconst rawState = toRaw(state);\n\nconsole.log(rawState); // { name: '张三' }，普通对象\n",[1534,3417,3418,3443,3447,3477,3493,3497],{"__ignoreMap":1613},[1617,3419,3420,3422,3424,3426,3428,3431,3433,3435,3437,3439,3441],{"class":1619,"line":1620},[1617,3421,1982],{"class":1751},[1617,3423,1635],{"class":1631},[1617,3425,1987],{"class":1627},[1617,3427,1655],{"class":1631},[1617,3429,3430],{"class":1627}," toRaw",[1617,3432,1990],{"class":1631},[1617,3434,1993],{"class":1751},[1617,3436,1645],{"class":1631},[1617,3438,1998],{"class":1648},[1617,3440,1652],{"class":1631},[1617,3442,1745],{"class":1631},[1617,3444,3445],{"class":1619,"line":1670},[1617,3446,1886],{"emptyLinePlaceholder":1885},[1617,3448,3449,3451,3453,3455,3457,3459,3461,3463,3465,3467,3469,3471,3473,3475],{"class":1619,"line":1695},[1617,3450,1624],{"class":1623},[1617,3452,2013],{"class":1627},[1617,3454,1632],{"class":1631},[1617,3456,1987],{"class":1683},[1617,3458,1701],{"class":1627},[1617,3460,2022],{"class":1631},[1617,3462,1639],{"class":1638},[1617,3464,1642],{"class":1631},[1617,3466,1645],{"class":1631},[1617,3468,1649],{"class":1648},[1617,3470,1652],{"class":1631},[1617,3472,1990],{"class":1631},[1617,3474,1713],{"class":1627},[1617,3476,1745],{"class":1631},[1617,3478,3479,3481,3484,3486,3488,3491],{"class":1619,"line":1718},[1617,3480,1624],{"class":1623},[1617,3482,3483],{"class":1627}," rawState ",[1617,3485,1632],{"class":1631},[1617,3487,3430],{"class":1683},[1617,3489,3490],{"class":1627},"(state)",[1617,3492,1745],{"class":1631},[1617,3494,3495],{"class":1619,"line":1748},[1617,3496,1886],{"emptyLinePlaceholder":1885},[1617,3498,3499,3501,3503,3505,3508,3510],{"class":1619,"line":1769},[1617,3500,1919],{"class":1627},[1617,3502,1724],{"class":1631},[1617,3504,1727],{"class":1683},[1617,3506,3507],{"class":1627},"(rawState)",[1617,3509,1909],{"class":1631},[1617,3511,3512],{"class":1912}," // { name: '张三' }，普通对象\n",[3514,3515,3516],"warning",{},[1530,3517,3518,3519,3521],{},"修改 ",[1534,3520,1551],{}," 得到的原始对象不会触发视图更新，通常只用于读取或传递给外部。",[1560,3523],{},[1969,3525,3527],{"id":3526},"markraw标记对象永远不响应式","markRaw：标记对象永远不响应式",[1530,3529,3530,3531,3533],{},"有些数据你确定不需要响应式，比如一个巨大的静态配置对象或第三方类实例，可以用 ",[1534,3532,1554],{}," 跳过响应式转换，提升性能。",[1608,3535,3537],{"className":1610,"code":3536,"language":1612,"meta":1613,"style":1613},"import { markRaw } from 'vue';\n\nconst bigConfig = markRaw({\n    list: [/* 大量数据 */],\n    settings: { theme: 'dark' },\n});\n",[1534,3538,3539,3560,3564,3580,3598,3622],{"__ignoreMap":1613},[1617,3540,3541,3543,3545,3548,3550,3552,3554,3556,3558],{"class":1619,"line":1620},[1617,3542,1982],{"class":1751},[1617,3544,1635],{"class":1631},[1617,3546,3547],{"class":1627}," markRaw",[1617,3549,1990],{"class":1631},[1617,3551,1993],{"class":1751},[1617,3553,1645],{"class":1631},[1617,3555,1998],{"class":1648},[1617,3557,1652],{"class":1631},[1617,3559,1745],{"class":1631},[1617,3561,3562],{"class":1619,"line":1670},[1617,3563,1886],{"emptyLinePlaceholder":1885},[1617,3565,3566,3568,3571,3573,3575,3577],{"class":1619,"line":1695},[1617,3567,1624],{"class":1623},[1617,3569,3570],{"class":1627}," bigConfig ",[1617,3572,1632],{"class":1631},[1617,3574,3547],{"class":1683},[1617,3576,1701],{"class":1627},[1617,3578,3579],{"class":1631},"{\n",[1617,3581,3582,3585,3587,3590,3593,3595],{"class":1619,"line":1718},[1617,3583,3584],{"class":1638},"    list",[1617,3586,1642],{"class":1631},[1617,3588,3589],{"class":1627}," [",[1617,3591,3592],{"class":1912},"/* 大量数据 */",[1617,3594,1764],{"class":1627},[1617,3596,3597],{"class":1631},",\n",[1617,3599,3600,3603,3605,3607,3610,3612,3614,3617,3619],{"class":1619,"line":1748},[1617,3601,3602],{"class":1638},"    settings",[1617,3604,1642],{"class":1631},[1617,3606,1635],{"class":1631},[1617,3608,3609],{"class":1638}," theme",[1617,3611,1642],{"class":1631},[1617,3613,1645],{"class":1631},[1617,3615,3616],{"class":1648},"dark",[1617,3618,1652],{"class":1631},[1617,3620,3621],{"class":1631}," },\n",[1617,3623,3624,3626,3628],{"class":1619,"line":1769},[1617,3625,1875],{"class":1631},[1617,3627,1713],{"class":1627},[1617,3629,1745],{"class":1631},[1938,3631,3632],{},[1530,3633,3634,3636],{},[1534,3635,1554],{}," 适合处理复杂对象、类实例、图表实例等不需要响应式追踪的数据。",[3242,3638,3640],{"id":3639},"直接定义普通对象不行吗","直接定义普通对象不行吗？",[1530,3642,3643,3644,3646,3647,2259],{},"如果只是在组件里单独用，直接写普通对象确实没问题。但 ",[1534,3645,1554],{}," 的关键作用是：",[1586,3648,3649,3650,3652,3653,3655],{},"即使这个对象被放进 ",[1534,3651,1540],{}," 或 ",[1534,3654,1536],{}," 里，Vue 也不会把它转成响应式",[1530,3657,3658],{},"看下面这个对比：",[1608,3660,3662],{"className":1610,"code":3661,"language":1612,"meta":1613,"style":1613},"import { reactive, markRaw } from 'vue';\n\n// 普通对象：会被 Vue 递归代理成响应式\nconst normalConfig = { theme: 'dark' };\nconst state1 = reactive({ config: normalConfig });\nstate1.config.theme = 'light'; // 会触发依赖更新\n\n// markRaw 标记的对象：不会被代理\nconst rawConfig = markRaw({ theme: 'dark' });\nconst state2 = reactive({ config: rawConfig });\nstate2.config.theme = 'light'; // 不会触发依赖更新，提升性能\n",[1534,3663,3664,3688,3692,3697,3720,3748,3777,3781,3786,3817,3844],{"__ignoreMap":1613},[1617,3665,3666,3668,3670,3672,3674,3676,3678,3680,3682,3684,3686],{"class":1619,"line":1620},[1617,3667,1982],{"class":1751},[1617,3669,1635],{"class":1631},[1617,3671,1987],{"class":1627},[1617,3673,1655],{"class":1631},[1617,3675,3547],{"class":1627},[1617,3677,1990],{"class":1631},[1617,3679,1993],{"class":1751},[1617,3681,1645],{"class":1631},[1617,3683,1998],{"class":1648},[1617,3685,1652],{"class":1631},[1617,3687,1745],{"class":1631},[1617,3689,3690],{"class":1619,"line":1670},[1617,3691,1886],{"emptyLinePlaceholder":1885},[1617,3693,3694],{"class":1619,"line":1695},[1617,3695,3696],{"class":1912},"// 普通对象：会被 Vue 递归代理成响应式\n",[1617,3698,3699,3701,3704,3706,3708,3710,3712,3714,3716,3718],{"class":1619,"line":1718},[1617,3700,1624],{"class":1623},[1617,3702,3703],{"class":1627}," normalConfig ",[1617,3705,1632],{"class":1631},[1617,3707,1635],{"class":1631},[1617,3709,3609],{"class":1638},[1617,3711,1642],{"class":1631},[1617,3713,1645],{"class":1631},[1617,3715,3616],{"class":1648},[1617,3717,1652],{"class":1631},[1617,3719,1667],{"class":1631},[1617,3721,3722,3724,3727,3729,3731,3733,3735,3738,3740,3742,3744,3746],{"class":1619,"line":1748},[1617,3723,1624],{"class":1623},[1617,3725,3726],{"class":1627}," state1 ",[1617,3728,1632],{"class":1631},[1617,3730,1987],{"class":1683},[1617,3732,1701],{"class":1627},[1617,3734,2022],{"class":1631},[1617,3736,3737],{"class":1638}," config",[1617,3739,1642],{"class":1631},[1617,3741,3703],{"class":1627},[1617,3743,1875],{"class":1631},[1617,3745,1713],{"class":1627},[1617,3747,1745],{"class":1631},[1617,3749,3750,3753,3755,3758,3760,3763,3765,3767,3770,3772,3774],{"class":1619,"line":1769},[1617,3751,3752],{"class":1627},"state1",[1617,3754,1724],{"class":1631},[1617,3756,3757],{"class":1627},"config",[1617,3759,1724],{"class":1631},[1617,3761,3762],{"class":1627},"theme ",[1617,3764,1632],{"class":1631},[1617,3766,1645],{"class":1631},[1617,3768,3769],{"class":1648},"light",[1617,3771,1652],{"class":1631},[1617,3773,1909],{"class":1631},[1617,3775,3776],{"class":1912}," // 会触发依赖更新\n",[1617,3778,3779],{"class":1619,"line":1775},[1617,3780,1886],{"emptyLinePlaceholder":1885},[1617,3782,3783],{"class":1619,"line":1798},[1617,3784,3785],{"class":1912},"// markRaw 标记的对象：不会被代理\n",[1617,3787,3788,3790,3793,3795,3797,3799,3801,3803,3805,3807,3809,3811,3813,3815],{"class":1619,"line":1837},[1617,3789,1624],{"class":1623},[1617,3791,3792],{"class":1627}," rawConfig ",[1617,3794,1632],{"class":1631},[1617,3796,3547],{"class":1683},[1617,3798,1701],{"class":1627},[1617,3800,2022],{"class":1631},[1617,3802,3609],{"class":1638},[1617,3804,1642],{"class":1631},[1617,3806,1645],{"class":1631},[1617,3808,3616],{"class":1648},[1617,3810,1652],{"class":1631},[1617,3812,1990],{"class":1631},[1617,3814,1713],{"class":1627},[1617,3816,1745],{"class":1631},[1617,3818,3819,3821,3824,3826,3828,3830,3832,3834,3836,3838,3840,3842],{"class":1619,"line":1856},[1617,3820,1624],{"class":1623},[1617,3822,3823],{"class":1627}," state2 ",[1617,3825,1632],{"class":1631},[1617,3827,1987],{"class":1683},[1617,3829,1701],{"class":1627},[1617,3831,2022],{"class":1631},[1617,3833,3737],{"class":1638},[1617,3835,1642],{"class":1631},[1617,3837,3792],{"class":1627},[1617,3839,1875],{"class":1631},[1617,3841,1713],{"class":1627},[1617,3843,1745],{"class":1631},[1617,3845,3846,3849,3851,3853,3855,3857,3859,3861,3863,3865,3867],{"class":1619,"line":1867},[1617,3847,3848],{"class":1627},"state2",[1617,3850,1724],{"class":1631},[1617,3852,3757],{"class":1627},[1617,3854,1724],{"class":1631},[1617,3856,3762],{"class":1627},[1617,3858,1632],{"class":1631},[1617,3860,1645],{"class":1631},[1617,3862,3769],{"class":1648},[1617,3864,1652],{"class":1631},[1617,3866,1909],{"class":1631},[1617,3868,3869],{"class":1912}," // 不会触发依赖更新，提升性能\n",[1530,3871,3872,3873,3875],{},"所以 ",[1534,3874,1554],{}," 不是“多此一举”，它是在你需要把对象放到响应式数据里、但又不希望它产生响应式开销时使用的。",[1560,3877],{},[1969,3879,3881],{"id":3880},"readonly创建只读响应式数据","readonly：创建只读响应式数据",[1530,3883,3884,3885,2676],{},"如果你希望数据是响应式的，但不想被意外修改，可以用 ",[1534,3886,1557],{},[1608,3888,3890],{"className":1610,"code":3889,"language":1612,"meta":1613,"style":1613},"import { reactive, readonly } from 'vue';\n\nconst state = reactive({ count: 0 });\nconst readOnlyState = readonly(state);\n\nreadOnlyState.count++; // 控制台会警告，且修改不生效\n",[1534,3891,3892,3917,3921,3947,3962,3966],{"__ignoreMap":1613},[1617,3893,3894,3896,3898,3900,3902,3905,3907,3909,3911,3913,3915],{"class":1619,"line":1620},[1617,3895,1982],{"class":1751},[1617,3897,1635],{"class":1631},[1617,3899,1987],{"class":1627},[1617,3901,1655],{"class":1631},[1617,3903,3904],{"class":1627}," readonly",[1617,3906,1990],{"class":1631},[1617,3908,1993],{"class":1751},[1617,3910,1645],{"class":1631},[1617,3912,1998],{"class":1648},[1617,3914,1652],{"class":1631},[1617,3916,1745],{"class":1631},[1617,3918,3919],{"class":1619,"line":1670},[1617,3920,1886],{"emptyLinePlaceholder":1885},[1617,3922,3923,3925,3927,3929,3931,3933,3935,3937,3939,3941,3943,3945],{"class":1619,"line":1695},[1617,3924,1624],{"class":1623},[1617,3926,2013],{"class":1627},[1617,3928,1632],{"class":1631},[1617,3930,1987],{"class":1683},[1617,3932,1701],{"class":1627},[1617,3934,2022],{"class":1631},[1617,3936,2025],{"class":1638},[1617,3938,1642],{"class":1631},[1617,3940,2030],{"class":1663},[1617,3942,1990],{"class":1631},[1617,3944,1713],{"class":1627},[1617,3946,1745],{"class":1631},[1617,3948,3949,3951,3954,3956,3958,3960],{"class":1619,"line":1718},[1617,3950,1624],{"class":1623},[1617,3952,3953],{"class":1627}," readOnlyState ",[1617,3955,1632],{"class":1631},[1617,3957,3904],{"class":1683},[1617,3959,3490],{"class":1627},[1617,3961,1745],{"class":1631},[1617,3963,3964],{"class":1619,"line":1748},[1617,3965,1886],{"emptyLinePlaceholder":1885},[1617,3967,3968,3971,3973,3975,3977],{"class":1619,"line":1769},[1617,3969,3970],{"class":1627},"readOnlyState",[1617,3972,1724],{"class":1631},[1617,3974,2046],{"class":1627},[1617,3976,2049],{"class":1631},[1617,3978,3979],{"class":1912}," // 控制台会警告，且修改不生效\n",[1938,3981,3982],{},[1530,3983,3984,3986],{},[1534,3985,1557],{}," 常用于把内部状态暴露给外部组件读取，但防止外部直接修改。",[3242,3988,3990],{"id":3989},"这和用-computed-返回有什么区别","这和用 computed 返回有什么区别？",[1530,3992,3993,3996,3997,2259],{},[1534,3994,3995],{},"computed"," 是根据已有数据计算出一个新值，它本身只负责“读取”，但",[1586,3998,3999],{},"不会阻止你去修改原始数据",[1608,4001,4003],{"className":1610,"code":4002,"language":1612,"meta":1613,"style":1613},"import { reactive, computed } from 'vue';\n\nconst state = reactive({ count: 0 });\nconst readOnlyCount = computed(() => state.count);\n\nreadOnlyCount.value++; // 报错，computed 返回值是只读的\nstate.count++; // 仍然可以修改原始数据\n",[1534,4004,4005,4030,4034,4060,4088,4092,4106],{"__ignoreMap":1613},[1617,4006,4007,4009,4011,4013,4015,4018,4020,4022,4024,4026,4028],{"class":1619,"line":1620},[1617,4008,1982],{"class":1751},[1617,4010,1635],{"class":1631},[1617,4012,1987],{"class":1627},[1617,4014,1655],{"class":1631},[1617,4016,4017],{"class":1627}," computed",[1617,4019,1990],{"class":1631},[1617,4021,1993],{"class":1751},[1617,4023,1645],{"class":1631},[1617,4025,1998],{"class":1648},[1617,4027,1652],{"class":1631},[1617,4029,1745],{"class":1631},[1617,4031,4032],{"class":1619,"line":1670},[1617,4033,1886],{"emptyLinePlaceholder":1885},[1617,4035,4036,4038,4040,4042,4044,4046,4048,4050,4052,4054,4056,4058],{"class":1619,"line":1695},[1617,4037,1624],{"class":1623},[1617,4039,2013],{"class":1627},[1617,4041,1632],{"class":1631},[1617,4043,1987],{"class":1683},[1617,4045,1701],{"class":1627},[1617,4047,2022],{"class":1631},[1617,4049,2025],{"class":1638},[1617,4051,1642],{"class":1631},[1617,4053,2030],{"class":1663},[1617,4055,1990],{"class":1631},[1617,4057,1713],{"class":1627},[1617,4059,1745],{"class":1631},[1617,4061,4062,4064,4067,4069,4071,4073,4076,4079,4081,4083,4086],{"class":1619,"line":1718},[1617,4063,1624],{"class":1623},[1617,4065,4066],{"class":1627}," readOnlyCount ",[1617,4068,1632],{"class":1631},[1617,4070,4017],{"class":1683},[1617,4072,1701],{"class":1627},[1617,4074,4075],{"class":1631},"()",[1617,4077,4078],{"class":1623}," =>",[1617,4080,2810],{"class":1627},[1617,4082,1724],{"class":1631},[1617,4084,4085],{"class":1627},"count)",[1617,4087,1745],{"class":1631},[1617,4089,4090],{"class":1619,"line":1748},[1617,4091,1886],{"emptyLinePlaceholder":1885},[1617,4093,4094,4097,4099,4101,4103],{"class":1619,"line":1769},[1617,4095,4096],{"class":1627},"readOnlyCount",[1617,4098,1724],{"class":1631},[1617,4100,2219],{"class":1627},[1617,4102,2049],{"class":1631},[1617,4104,4105],{"class":1912}," // 报错，computed 返回值是只读的\n",[1617,4107,4108,4110,4112,4114,4116],{"class":1619,"line":1775},[1617,4109,2041],{"class":1627},[1617,4111,1724],{"class":1631},[1617,4113,2046],{"class":1627},[1617,4115,2049],{"class":1631},[1617,4117,4118],{"class":1912}," // 仍然可以修改原始数据\n",[1530,4120,4121,4122,4124,4125,4128,4129,4131],{},"而 ",[1534,4123,1557],{}," 是",[1586,4126,4127],{},"直接代理原数据","，外部拿到它之后不能改，但内部修改原数据时，",[1534,4130,1557],{}," 包装的视图也会同步更新。",[1608,4133,4135],{"className":1610,"code":4134,"language":1612,"meta":1613,"style":1613},"import { reactive, readonly } from 'vue';\n\nconst state = reactive({ count: 0 });\nconst readOnlyState = readonly(state);\n\nstate.count++; // 内部修改原数据\nconsole.log(readOnlyState.count); // 1，readonly 也会同步更新\n\nreadOnlyState.count++; // 外部修改会警告且无效\n",[1534,4136,4137,4161,4165,4191,4205,4209,4222,4242,4246],{"__ignoreMap":1613},[1617,4138,4139,4141,4143,4145,4147,4149,4151,4153,4155,4157,4159],{"class":1619,"line":1620},[1617,4140,1982],{"class":1751},[1617,4142,1635],{"class":1631},[1617,4144,1987],{"class":1627},[1617,4146,1655],{"class":1631},[1617,4148,3904],{"class":1627},[1617,4150,1990],{"class":1631},[1617,4152,1993],{"class":1751},[1617,4154,1645],{"class":1631},[1617,4156,1998],{"class":1648},[1617,4158,1652],{"class":1631},[1617,4160,1745],{"class":1631},[1617,4162,4163],{"class":1619,"line":1670},[1617,4164,1886],{"emptyLinePlaceholder":1885},[1617,4166,4167,4169,4171,4173,4175,4177,4179,4181,4183,4185,4187,4189],{"class":1619,"line":1695},[1617,4168,1624],{"class":1623},[1617,4170,2013],{"class":1627},[1617,4172,1632],{"class":1631},[1617,4174,1987],{"class":1683},[1617,4176,1701],{"class":1627},[1617,4178,2022],{"class":1631},[1617,4180,2025],{"class":1638},[1617,4182,1642],{"class":1631},[1617,4184,2030],{"class":1663},[1617,4186,1990],{"class":1631},[1617,4188,1713],{"class":1627},[1617,4190,1745],{"class":1631},[1617,4192,4193,4195,4197,4199,4201,4203],{"class":1619,"line":1718},[1617,4194,1624],{"class":1623},[1617,4196,3953],{"class":1627},[1617,4198,1632],{"class":1631},[1617,4200,3904],{"class":1683},[1617,4202,3490],{"class":1627},[1617,4204,1745],{"class":1631},[1617,4206,4207],{"class":1619,"line":1748},[1617,4208,1886],{"emptyLinePlaceholder":1885},[1617,4210,4211,4213,4215,4217,4219],{"class":1619,"line":1769},[1617,4212,2041],{"class":1627},[1617,4214,1724],{"class":1631},[1617,4216,2046],{"class":1627},[1617,4218,2049],{"class":1631},[1617,4220,4221],{"class":1912}," // 内部修改原数据\n",[1617,4223,4224,4226,4228,4230,4233,4235,4237,4239],{"class":1619,"line":1775},[1617,4225,1919],{"class":1627},[1617,4227,1724],{"class":1631},[1617,4229,1727],{"class":1683},[1617,4231,4232],{"class":1627},"(readOnlyState",[1617,4234,1724],{"class":1631},[1617,4236,4085],{"class":1627},[1617,4238,1909],{"class":1631},[1617,4240,4241],{"class":1912}," // 1，readonly 也会同步更新\n",[1617,4243,4244],{"class":1619,"line":1798},[1617,4245,1886],{"emptyLinePlaceholder":1885},[1617,4247,4248,4250,4252,4254,4256],{"class":1619,"line":1837},[1617,4249,3970],{"class":1627},[1617,4251,1724],{"class":1631},[1617,4253,2046],{"class":1627},[1617,4255,2049],{"class":1631},[1617,4257,4258],{"class":1912}," // 外部修改会警告且无效\n",[1938,4260,4261],{},[1530,4262,4263,4124,4265,4268],{},[1534,4264,1557],{},[1586,4266,4267],{},"递归只读","的，对象内部的嵌套属性也会被保护起来，外部同样无法修改。",[1530,4270,4271],{},"简单理解：",[1580,4273,4274,4279],{},[1583,4275,4276,4278],{},[1534,4277,3995],{}," 适合“派生计算”，是从 A 算出 B",[1583,4280,4281,4283],{},[1534,4282,1557],{}," 适合“权限控制”，是把 A 暴露出去但禁止修改",[1560,4285],{},[1969,4287,4289],{"id":4288},"isref-isreactive-isproxy类型判断","isRef / isReactive / isProxy：类型判断",[1530,4291,4292],{},"在写通用逻辑或 composable 时，经常需要判断一个值是不是响应式数据：",[1608,4294,4296],{"className":1610,"code":4295,"language":1612,"meta":1613,"style":1613},"import { ref, reactive, isRef, isReactive, isProxy } from 'vue';\n\nconst count = ref(0);\nconst user = reactive({ name: '张三' });\n\nconsole.log(isRef(count)); // true\nconsole.log(isReactive(user)); // true\nconsole.log(isProxy(user)); // true\n",[1534,4297,4298,4337,4341,4359,4389,4393,4414,4434],{"__ignoreMap":1613},[1617,4299,4300,4302,4304,4306,4308,4310,4312,4315,4317,4320,4322,4325,4327,4329,4331,4333,4335],{"class":1619,"line":1620},[1617,4301,1982],{"class":1751},[1617,4303,1635],{"class":1631},[1617,4305,2104],{"class":1627},[1617,4307,1655],{"class":1631},[1617,4309,1987],{"class":1627},[1617,4311,1655],{"class":1631},[1617,4313,4314],{"class":1627}," isRef",[1617,4316,1655],{"class":1631},[1617,4318,4319],{"class":1627}," isReactive",[1617,4321,1655],{"class":1631},[1617,4323,4324],{"class":1627}," isProxy",[1617,4326,1990],{"class":1631},[1617,4328,1993],{"class":1751},[1617,4330,1645],{"class":1631},[1617,4332,1998],{"class":1648},[1617,4334,1652],{"class":1631},[1617,4336,1745],{"class":1631},[1617,4338,4339],{"class":1619,"line":1670},[1617,4340,1886],{"emptyLinePlaceholder":1885},[1617,4342,4343,4345,4347,4349,4351,4353,4355,4357],{"class":1619,"line":1695},[1617,4344,1624],{"class":1623},[1617,4346,2127],{"class":1627},[1617,4348,1632],{"class":1631},[1617,4350,2104],{"class":1683},[1617,4352,1701],{"class":1627},[1617,4354,2079],{"class":1663},[1617,4356,1713],{"class":1627},[1617,4358,1745],{"class":1631},[1617,4360,4361,4363,4365,4367,4369,4371,4373,4375,4377,4379,4381,4383,4385,4387],{"class":1619,"line":1718},[1617,4362,1624],{"class":1623},[1617,4364,1628],{"class":1627},[1617,4366,1632],{"class":1631},[1617,4368,1987],{"class":1683},[1617,4370,1701],{"class":1627},[1617,4372,2022],{"class":1631},[1617,4374,1639],{"class":1638},[1617,4376,1642],{"class":1631},[1617,4378,1645],{"class":1631},[1617,4380,1649],{"class":1648},[1617,4382,1652],{"class":1631},[1617,4384,1990],{"class":1631},[1617,4386,1713],{"class":1627},[1617,4388,1745],{"class":1631},[1617,4390,4391],{"class":1619,"line":1748},[1617,4392,1886],{"emptyLinePlaceholder":1885},[1617,4394,4395,4397,4399,4401,4403,4406,4409,4411],{"class":1619,"line":1769},[1617,4396,1919],{"class":1627},[1617,4398,1724],{"class":1631},[1617,4400,1727],{"class":1683},[1617,4402,1701],{"class":1627},[1617,4404,4405],{"class":1683},"isRef",[1617,4407,4408],{"class":1627},"(count))",[1617,4410,1909],{"class":1631},[1617,4412,4413],{"class":1912}," // true\n",[1617,4415,4416,4418,4420,4422,4424,4427,4430,4432],{"class":1619,"line":1775},[1617,4417,1919],{"class":1627},[1617,4419,1724],{"class":1631},[1617,4421,1727],{"class":1683},[1617,4423,1701],{"class":1627},[1617,4425,4426],{"class":1683},"isReactive",[1617,4428,4429],{"class":1627},"(user))",[1617,4431,1909],{"class":1631},[1617,4433,4413],{"class":1912},[1617,4435,4436,4438,4440,4442,4444,4447,4449,4451],{"class":1619,"line":1798},[1617,4437,1919],{"class":1627},[1617,4439,1724],{"class":1631},[1617,4441,1727],{"class":1683},[1617,4443,1701],{"class":1627},[1617,4445,4446],{"class":1683},"isProxy",[1617,4448,4429],{"class":1627},[1617,4450,1909],{"class":1631},[1617,4452,4413],{"class":1912},[1938,4454,4455],{},[1530,4456,4457,4459,4460,1545,4462,4464,4465,4467],{},[1534,4458,4446],{}," 判断是否为 ",[1534,4461,1540],{},[1534,4463,1557],{}," 等 Proxy 代理对象，范围比 ",[1534,4466,4426],{}," 更广。",[1560,4469],{},[1969,4471,4473],{"id":4472},"unref自动解包-ref","unref：自动解包 ref",[1530,4475,4476,4477,4479,4480,4483],{},"如果你不确定一个值是普通值还是 ",[1534,4478,1536],{},"，可以用 ",[1534,4481,4482],{},"unref"," 自动拿到真实值：",[1608,4485,4487],{"className":1610,"code":4486,"language":1612,"meta":1613,"style":1613},"import { ref, unref } from 'vue';\n\nconst count = ref(10);\nconst num = 20;\n\nconsole.log(unref(count)); // 10\nconsole.log(unref(num)); // 20\n",[1534,4488,4489,4514,4518,4537,4549,4553,4572],{"__ignoreMap":1613},[1617,4490,4491,4493,4495,4497,4499,4502,4504,4506,4508,4510,4512],{"class":1619,"line":1620},[1617,4492,1982],{"class":1751},[1617,4494,1635],{"class":1631},[1617,4496,2104],{"class":1627},[1617,4498,1655],{"class":1631},[1617,4500,4501],{"class":1627}," unref",[1617,4503,1990],{"class":1631},[1617,4505,1993],{"class":1751},[1617,4507,1645],{"class":1631},[1617,4509,1998],{"class":1648},[1617,4511,1652],{"class":1631},[1617,4513,1745],{"class":1631},[1617,4515,4516],{"class":1619,"line":1670},[1617,4517,1886],{"emptyLinePlaceholder":1885},[1617,4519,4520,4522,4524,4526,4528,4530,4533,4535],{"class":1619,"line":1695},[1617,4521,1624],{"class":1623},[1617,4523,2127],{"class":1627},[1617,4525,1632],{"class":1631},[1617,4527,2104],{"class":1683},[1617,4529,1701],{"class":1627},[1617,4531,4532],{"class":1663},"10",[1617,4534,1713],{"class":1627},[1617,4536,1745],{"class":1631},[1617,4538,4539,4541,4543,4545,4547],{"class":1619,"line":1718},[1617,4540,1624],{"class":1623},[1617,4542,2070],{"class":1627},[1617,4544,1632],{"class":1631},[1617,4546,1664],{"class":1663},[1617,4548,1745],{"class":1631},[1617,4550,4551],{"class":1619,"line":1748},[1617,4552,1886],{"emptyLinePlaceholder":1885},[1617,4554,4555,4557,4559,4561,4563,4565,4567,4569],{"class":1619,"line":1769},[1617,4556,1919],{"class":1627},[1617,4558,1724],{"class":1631},[1617,4560,1727],{"class":1683},[1617,4562,1701],{"class":1627},[1617,4564,4482],{"class":1683},[1617,4566,4408],{"class":1627},[1617,4568,1909],{"class":1631},[1617,4570,4571],{"class":1912}," // 10\n",[1617,4573,4574,4576,4578,4580,4582,4584,4587,4589],{"class":1619,"line":1775},[1617,4575,1919],{"class":1627},[1617,4577,1724],{"class":1631},[1617,4579,1727],{"class":1683},[1617,4581,1701],{"class":1627},[1617,4583,4482],{"class":1683},[1617,4585,4586],{"class":1627},"(num))",[1617,4588,1909],{"class":1631},[1617,4590,4591],{"class":1912}," // 20\n",[1938,4593,4594],{},[1530,4595,4596,4598,4599,4601],{},[1534,4597,4482],{}," 在写通用函数时很有用，可以兼容 ",[1534,4600,1536],{}," 和普通值两种入参。",[1560,4603],{},[1525,4605,4607],{"id":4606},"实战一个表单场景综合运用","🛠 实战：一个表单场景综合运用",[1530,4609,4610,4611,1545,4613,1545,4615,4617],{},"下面是一个简单的用户表单，综合使用 ",[1534,4612,1540],{},[1534,4614,1544],{},[1534,4616,1557],{}," 等 API：",[1608,4619,4622],{"className":2863,"code":4620,"filename":4621,"language":1998,"meta":1613,"style":1613},"\u003Ctemplate>\n    \u003Cform @submit.prevent=\"submit\">\n        \u003Cinput v-model=\"form.name\" placeholder=\"姓名\" />\n        \u003Cinput v-model=\"form.email\" placeholder=\"邮箱\" />\n        \u003Cbutton type=\"submit\" :disabled=\"!isValid\">提交\u003C/button>\n    \u003C/form>\n\u003C/template>\n\n\u003Cscript setup>\nimport { reactive, computed, toRaw, readonly } from 'vue';\n\n// 1. 用 reactive 定义表单对象\nconst form = reactive({\n    name: '',\n    email: '',\n});\n\n// 2. 用 computed 计算表单是否有效\nconst isValid = computed(() => {\n    return form.name.trim() !== '' && form.email.includes('@');\n});\n\n// 3. 提交时拿到原始数据，传给接口\nfunction submit() {\n    const payload = toRaw(form);\n    console.log('提交数据', payload);\n}\n\n// 4. 如果要把表单暴露给父组件只读查看\nconst readOnlyForm = readonly(form);\n\u003C/script>\n","UserForm.vue",[1534,4623,4624,4632,4653,4687,4717,4757,4765,4773,4777,4787,4819,4823,4828,4843,4855,4866,4875,4880,4886,4906,4960,4969,4974,4980,4993,5014,5041,5047,5052,5058,5075],{"__ignoreMap":1613},[1617,4625,4626,4628,4630],{"class":1619,"line":1620},[1617,4627,2872],{"class":1631},[1617,4629,2875],{"class":1638},[1617,4631,2878],{"class":1631},[1617,4633,4634,4636,4639,4642,4644,4646,4649,4651],{"class":1619,"line":1670},[1617,4635,2883],{"class":1631},[1617,4637,4638],{"class":1638},"form",[1617,4640,4641],{"class":1623}," @submit.prevent",[1617,4643,1632],{"class":1631},[1617,4645,2940],{"class":1631},[1617,4647,4648],{"class":1648},"submit",[1617,4650,2940],{"class":1631},[1617,4652,2878],{"class":1631},[1617,4654,4655,4657,4660,4663,4665,4667,4670,4672,4675,4677,4679,4682,4684],{"class":1619,"line":1695},[1617,4656,2893],{"class":1631},[1617,4658,4659],{"class":1638},"input",[1617,4661,4662],{"class":1623}," v-model",[1617,4664,1632],{"class":1631},[1617,4666,2940],{"class":1631},[1617,4668,4669],{"class":1648},"form.name",[1617,4671,2940],{"class":1631},[1617,4673,4674],{"class":1623}," placeholder",[1617,4676,1632],{"class":1631},[1617,4678,2940],{"class":1631},[1617,4680,4681],{"class":1648},"姓名",[1617,4683,2940],{"class":1631},[1617,4685,4686],{"class":1631}," />\n",[1617,4688,4689,4691,4693,4695,4697,4699,4702,4704,4706,4708,4710,4713,4715],{"class":1619,"line":1718},[1617,4690,2893],{"class":1631},[1617,4692,4659],{"class":1638},[1617,4694,4662],{"class":1623},[1617,4696,1632],{"class":1631},[1617,4698,2940],{"class":1631},[1617,4700,4701],{"class":1648},"form.email",[1617,4703,2940],{"class":1631},[1617,4705,4674],{"class":1623},[1617,4707,1632],{"class":1631},[1617,4709,2940],{"class":1631},[1617,4711,4712],{"class":1648},"邮箱",[1617,4714,2940],{"class":1631},[1617,4716,4686],{"class":1631},[1617,4718,4719,4721,4723,4726,4728,4730,4732,4734,4737,4739,4741,4744,4746,4748,4751,4753,4755],{"class":1619,"line":1748},[1617,4720,2893],{"class":1631},[1617,4722,2932],{"class":1638},[1617,4724,4725],{"class":1623}," type",[1617,4727,1632],{"class":1631},[1617,4729,2940],{"class":1631},[1617,4731,4648],{"class":1648},[1617,4733,2940],{"class":1631},[1617,4735,4736],{"class":1623}," :disabled",[1617,4738,1632],{"class":1631},[1617,4740,2940],{"class":1631},[1617,4742,4743],{"class":1648},"!isValid",[1617,4745,2940],{"class":1631},[1617,4747,2898],{"class":1631},[1617,4749,4750],{"class":1627},"提交",[1617,4752,2904],{"class":1631},[1617,4754,2932],{"class":1638},[1617,4756,2878],{"class":1631},[1617,4758,4759,4761,4763],{"class":1619,"line":1769},[1617,4760,2961],{"class":1631},[1617,4762,4638],{"class":1638},[1617,4764,2878],{"class":1631},[1617,4766,4767,4769,4771],{"class":1619,"line":1775},[1617,4768,2904],{"class":1631},[1617,4770,2875],{"class":1638},[1617,4772,2878],{"class":1631},[1617,4774,4775],{"class":1619,"line":1798},[1617,4776,1886],{"emptyLinePlaceholder":1885},[1617,4778,4779,4781,4783,4785],{"class":1619,"line":1837},[1617,4780,2872],{"class":1631},[1617,4782,2984],{"class":1638},[1617,4784,2987],{"class":1623},[1617,4786,2878],{"class":1631},[1617,4788,4789,4791,4793,4795,4797,4799,4801,4803,4805,4807,4809,4811,4813,4815,4817],{"class":1619,"line":1856},[1617,4790,1982],{"class":1751},[1617,4792,1635],{"class":1631},[1617,4794,1987],{"class":1627},[1617,4796,1655],{"class":1631},[1617,4798,4017],{"class":1627},[1617,4800,1655],{"class":1631},[1617,4802,3430],{"class":1627},[1617,4804,1655],{"class":1631},[1617,4806,3904],{"class":1627},[1617,4808,1990],{"class":1631},[1617,4810,1993],{"class":1751},[1617,4812,1645],{"class":1631},[1617,4814,1998],{"class":1648},[1617,4816,1652],{"class":1631},[1617,4818,1745],{"class":1631},[1617,4820,4821],{"class":1619,"line":1867},[1617,4822,1886],{"emptyLinePlaceholder":1885},[1617,4824,4825],{"class":1619,"line":1872},[1617,4826,4827],{"class":1912},"// 1. 用 reactive 定义表单对象\n",[1617,4829,4830,4832,4835,4837,4839,4841],{"class":1619,"line":1882},[1617,4831,1624],{"class":1623},[1617,4833,4834],{"class":1627}," form ",[1617,4836,1632],{"class":1631},[1617,4838,1987],{"class":1683},[1617,4840,1701],{"class":1627},[1617,4842,3579],{"class":1631},[1617,4844,4845,4848,4850,4853],{"class":1619,"line":1889},[1617,4846,4847],{"class":1638},"    name",[1617,4849,1642],{"class":1631},[1617,4851,4852],{"class":1631}," ''",[1617,4854,3597],{"class":1631},[1617,4856,4857,4860,4862,4864],{"class":1619,"line":1916},[1617,4858,4859],{"class":1638},"    email",[1617,4861,1642],{"class":1631},[1617,4863,4852],{"class":1631},[1617,4865,3597],{"class":1631},[1617,4867,4869,4871,4873],{"class":1619,"line":4868},16,[1617,4870,1875],{"class":1631},[1617,4872,1713],{"class":1627},[1617,4874,1745],{"class":1631},[1617,4876,4878],{"class":1619,"line":4877},17,[1617,4879,1886],{"emptyLinePlaceholder":1885},[1617,4881,4883],{"class":1619,"line":4882},18,[1617,4884,4885],{"class":1912},"// 2. 用 computed 计算表单是否有效\n",[1617,4887,4889,4891,4894,4896,4898,4900,4902,4904],{"class":1619,"line":4888},19,[1617,4890,1624],{"class":1623},[1617,4892,4893],{"class":1627}," isValid ",[1617,4895,1632],{"class":1631},[1617,4897,4017],{"class":1683},[1617,4899,1701],{"class":1627},[1617,4901,4075],{"class":1631},[1617,4903,4078],{"class":1623},[1617,4905,1692],{"class":1631},[1617,4907,4909,4912,4915,4917,4919,4921,4924,4927,4930,4932,4935,4937,4939,4942,4944,4947,4949,4951,4954,4956,4958],{"class":1619,"line":4908},20,[1617,4910,4911],{"class":1751},"    return",[1617,4913,4914],{"class":1627}," form",[1617,4916,1724],{"class":1631},[1617,4918,2404],{"class":1627},[1617,4920,1724],{"class":1631},[1617,4922,4923],{"class":1683},"trim",[1617,4925,4926],{"class":1638},"() ",[1617,4928,4929],{"class":1631},"!==",[1617,4931,4852],{"class":1631},[1617,4933,4934],{"class":1631}," &&",[1617,4936,4914],{"class":1627},[1617,4938,1724],{"class":1631},[1617,4940,4941],{"class":1627},"email",[1617,4943,1724],{"class":1631},[1617,4945,4946],{"class":1683},"includes",[1617,4948,1701],{"class":1638},[1617,4950,1652],{"class":1631},[1617,4952,4953],{"class":1648},"@",[1617,4955,1652],{"class":1631},[1617,4957,1713],{"class":1638},[1617,4959,1745],{"class":1631},[1617,4961,4963,4965,4967],{"class":1619,"line":4962},21,[1617,4964,1875],{"class":1631},[1617,4966,1713],{"class":1627},[1617,4968,1745],{"class":1631},[1617,4970,4972],{"class":1619,"line":4971},22,[1617,4973,1886],{"emptyLinePlaceholder":1885},[1617,4975,4977],{"class":1619,"line":4976},23,[1617,4978,4979],{"class":1912},"// 3. 提交时拿到原始数据，传给接口\n",[1617,4981,4983,4986,4989,4991],{"class":1619,"line":4982},24,[1617,4984,4985],{"class":1623},"function",[1617,4987,4988],{"class":1683}," submit",[1617,4990,4075],{"class":1631},[1617,4992,1692],{"class":1631},[1617,4994,4996,4999,5002,5004,5006,5008,5010,5012],{"class":1619,"line":4995},25,[1617,4997,4998],{"class":1623},"    const",[1617,5000,5001],{"class":1627}," payload",[1617,5003,2372],{"class":1631},[1617,5005,3430],{"class":1683},[1617,5007,1701],{"class":1638},[1617,5009,4638],{"class":1627},[1617,5011,1713],{"class":1638},[1617,5013,1745],{"class":1631},[1617,5015,5017,5020,5022,5024,5026,5028,5031,5033,5035,5037,5039],{"class":1619,"line":5016},26,[1617,5018,5019],{"class":1627},"    console",[1617,5021,1724],{"class":1631},[1617,5023,1727],{"class":1683},[1617,5025,1701],{"class":1638},[1617,5027,1652],{"class":1631},[1617,5029,5030],{"class":1648},"提交数据",[1617,5032,1652],{"class":1631},[1617,5034,1655],{"class":1631},[1617,5036,5001],{"class":1627},[1617,5038,1713],{"class":1638},[1617,5040,1745],{"class":1631},[1617,5042,5044],{"class":1619,"line":5043},27,[1617,5045,5046],{"class":1631},"}\n",[1617,5048,5050],{"class":1619,"line":5049},28,[1617,5051,1886],{"emptyLinePlaceholder":1885},[1617,5053,5055],{"class":1619,"line":5054},29,[1617,5056,5057],{"class":1912},"// 4. 如果要把表单暴露给父组件只读查看\n",[1617,5059,5061,5063,5066,5068,5070,5073],{"class":1619,"line":5060},30,[1617,5062,1624],{"class":1623},[1617,5064,5065],{"class":1627}," readOnlyForm ",[1617,5067,1632],{"class":1631},[1617,5069,3904],{"class":1683},[1617,5071,5072],{"class":1627},"(form)",[1617,5074,1745],{"class":1631},[1617,5076,5078,5080,5082],{"class":1619,"line":5077},31,[1617,5079,2904],{"class":1631},[1617,5081,2984],{"class":1638},[1617,5083,2878],{"class":1631},[1938,5085,5086],{},[1530,5087,5088,5089,5091,5092,5094],{},"实际开发中，",[1534,5090,1540],{}," 很适合管理表单这类结构化的对象数据，配合 ",[1534,5093,3995],{}," 做校验，逻辑清晰又好维护。",[1560,5096],{},[1525,5098,5100],{"id":5099},"小节总结","🧾 小节总结",[1580,5102,5103,5112,5120,5129,5138,5149],{},[1583,5104,5105,5106,5108,5109,5111],{},"Vue3 用 ",[1534,5107,1605],{}," 替代了 Vue2 的 ",[1534,5110,1571],{},"，能更全面地监听对象变化。",[1583,5113,5114,5116,5117,5119],{},[1534,5115,1536],{}," 适合基本类型，也能包对象；",[1534,5118,1540],{}," 只适合对象类型，但访问更自然。",[1583,5121,5122,5123,5125,5126,5128],{},"解构 ",[1534,5124,1540],{}," 会丢失响应式，推荐用 ",[1534,5127,1544],{}," 处理。",[1583,5130,5131,5132,5134,5135,5137],{},"不要直接替换 ",[1534,5133,1540],{}," 的变量，应该修改属性，或者用 ",[1534,5136,1536],{}," 管理整体数据。",[1583,5139,5140,5142,5143,5145,5146,5148],{},[1534,5141,1551],{}," 用于读取原始对象，",[1534,5144,1554],{}," 用于跳过响应式转换，",[1534,5147,1557],{}," 用于创建只读响应式数据。",[1583,5150,5151,1545,5153,1545,5155,5157],{},[1534,5152,4405],{},[1534,5154,4426],{},[1534,5156,4482],{}," 等工具函数能帮你写出更健壮的通用逻辑。",[1560,5159],{},[1525,5161,5163],{"id":5162},"知识问答qa","❓ 知识问答（Q&A）",[1530,5165,5166],{},"Q：Vue3 为什么要用 Proxy 替代 Object.defineProperty？",[1530,5168,5169],{},"A：Proxy 能监听对象属性的新增、删除、数组变化等，初始化时也不需要递归遍历整个对象，性能和灵活性都更好。",[1530,5171,5172,5173,1537,5175,5177],{},"Q：",[1534,5174,1536],{},[1534,5176,1540],{}," 最本质的区别是什么？",[1530,5179,5180,5181,5183,5184,5186,5187,5189],{},"A：",[1534,5182,1536],{}," 是把任意值包成对象，通过 ",[1534,5185,2183],{}," 访问；",[1534,5188,1540],{}," 是用 Proxy 代理一个对象，直接访问属性。",[1530,5191,5192,5193,5195],{},"Q：解构 ",[1534,5194,1540],{}," 对象后为什么不响应了？",[1530,5197,5198,5199,5201],{},"A：解构出来的属性变成了普通值，和响应式代理断开了联系。应该用 ",[1534,5200,1544],{}," 保持响应式。",[1530,5203,5172,5204,5206],{},[1534,5205,1557],{}," 和普通的响应式数据有什么区别？",[1530,5208,5180,5209,5211],{},[1534,5210,1557],{}," 创建的数据仍然是响应式的，但会阻止修改，适合对外暴露内部状态。",[1560,5213],{},[1525,5215,5217],{"id":5216},"小练习","🧪 小练习",[1969,5219,5221],{"id":5220},"练习-1","练习 1",[1530,5223,5224,5225,5227],{},"补全下面的代码，使用 ",[1534,5226,1544],{}," 让解构后的属性保持响应式：",[1608,5229,5231],{"className":2863,"code":5230,"language":1998,"meta":1613,"style":1613},"\u003Ctemplate>\n    \u003Cdiv>\n        \u003Cp>城市：{{ city }}\u003C/p>\n        \u003Cbutton @click=\"city = '上海'\">切换城市\u003C/button>\n    \u003C/div>\n\u003C/template>\n\n\u003Cscript setup>\nimport { reactive } from 'vue';\n\nconst location = reactive({ city: '北京', code: 100000 });\n\n// 请在这里使用 toRefs 解构 city，并保持响应式\n\u003C/script>\n",[1534,5232,5233,5241,5249,5266,5294,5302,5310,5314,5324,5344,5348,5391,5395,5400],{"__ignoreMap":1613},[1617,5234,5235,5237,5239],{"class":1619,"line":1620},[1617,5236,2872],{"class":1631},[1617,5238,2875],{"class":1638},[1617,5240,2878],{"class":1631},[1617,5242,5243,5245,5247],{"class":1619,"line":1670},[1617,5244,2883],{"class":1631},[1617,5246,2886],{"class":1638},[1617,5248,2878],{"class":1631},[1617,5250,5251,5253,5255,5257,5260,5262,5264],{"class":1619,"line":1695},[1617,5252,2893],{"class":1631},[1617,5254,1530],{"class":1638},[1617,5256,2898],{"class":1631},[1617,5258,5259],{"class":1627},"城市：{{ city }}",[1617,5261,2904],{"class":1631},[1617,5263,1530],{"class":1638},[1617,5265,2878],{"class":1631},[1617,5267,5268,5270,5272,5274,5276,5278,5281,5283,5285,5288,5290,5292],{"class":1619,"line":1718},[1617,5269,2893],{"class":1631},[1617,5271,2932],{"class":1638},[1617,5273,2935],{"class":1623},[1617,5275,1632],{"class":1631},[1617,5277,2940],{"class":1631},[1617,5279,5280],{"class":1648},"city = '上海'",[1617,5282,2940],{"class":1631},[1617,5284,2898],{"class":1631},[1617,5286,5287],{"class":1627},"切换城市",[1617,5289,2904],{"class":1631},[1617,5291,2932],{"class":1638},[1617,5293,2878],{"class":1631},[1617,5295,5296,5298,5300],{"class":1619,"line":1748},[1617,5297,2961],{"class":1631},[1617,5299,2886],{"class":1638},[1617,5301,2878],{"class":1631},[1617,5303,5304,5306,5308],{"class":1619,"line":1769},[1617,5305,2904],{"class":1631},[1617,5307,2875],{"class":1638},[1617,5309,2878],{"class":1631},[1617,5311,5312],{"class":1619,"line":1775},[1617,5313,1886],{"emptyLinePlaceholder":1885},[1617,5315,5316,5318,5320,5322],{"class":1619,"line":1798},[1617,5317,2872],{"class":1631},[1617,5319,2984],{"class":1638},[1617,5321,2987],{"class":1623},[1617,5323,2878],{"class":1631},[1617,5325,5326,5328,5330,5332,5334,5336,5338,5340,5342],{"class":1619,"line":1837},[1617,5327,1982],{"class":1751},[1617,5329,1635],{"class":1631},[1617,5331,1987],{"class":1627},[1617,5333,1990],{"class":1631},[1617,5335,1993],{"class":1751},[1617,5337,1645],{"class":1631},[1617,5339,1998],{"class":1648},[1617,5341,1652],{"class":1631},[1617,5343,1745],{"class":1631},[1617,5345,5346],{"class":1619,"line":1856},[1617,5347,1886],{"emptyLinePlaceholder":1885},[1617,5349,5350,5352,5355,5357,5359,5361,5363,5366,5368,5370,5373,5375,5377,5380,5382,5385,5387,5389],{"class":1619,"line":1867},[1617,5351,1624],{"class":1623},[1617,5353,5354],{"class":1627}," location ",[1617,5356,1632],{"class":1631},[1617,5358,1987],{"class":1683},[1617,5360,1701],{"class":1627},[1617,5362,2022],{"class":1631},[1617,5364,5365],{"class":1638}," city",[1617,5367,1642],{"class":1631},[1617,5369,1645],{"class":1631},[1617,5371,5372],{"class":1648},"北京",[1617,5374,1652],{"class":1631},[1617,5376,1655],{"class":1631},[1617,5378,5379],{"class":1638}," code",[1617,5381,1642],{"class":1631},[1617,5383,5384],{"class":1663}," 100000",[1617,5386,1990],{"class":1631},[1617,5388,1713],{"class":1627},[1617,5390,1745],{"class":1631},[1617,5392,5393],{"class":1619,"line":1872},[1617,5394,1886],{"emptyLinePlaceholder":1885},[1617,5396,5397],{"class":1619,"line":1882},[1617,5398,5399],{"class":1912},"// 请在这里使用 toRefs 解构 city，并保持响应式\n",[1617,5401,5402,5404,5406],{"class":1619,"line":1889},[1617,5403,2904],{"class":1631},[1617,5405,2984],{"class":1638},[1617,5407,2878],{"class":1631},[1969,5409,5411],{"id":5410},"练习-2","练习 2",[1530,5413,5414,5415,5418],{},"实现一个 ",[1534,5416,5417],{},"useReadOnlyUser"," composable，接收一个用户对象，返回只读的响应式用户数据和修改方法（只有内部可以修改）。",[1608,5420,5422],{"className":1610,"code":5421,"language":1612,"meta":1613,"style":1613},"import { reactive, readonly } from 'vue';\n\nexport function useReadOnlyUser(initialUser) {\n    // 请在这里实现\n}\n",[1534,5423,5424,5448,5452,5472,5477],{"__ignoreMap":1613},[1617,5425,5426,5428,5430,5432,5434,5436,5438,5440,5442,5444,5446],{"class":1619,"line":1620},[1617,5427,1982],{"class":1751},[1617,5429,1635],{"class":1631},[1617,5431,1987],{"class":1627},[1617,5433,1655],{"class":1631},[1617,5435,3904],{"class":1627},[1617,5437,1990],{"class":1631},[1617,5439,1993],{"class":1751},[1617,5441,1645],{"class":1631},[1617,5443,1998],{"class":1648},[1617,5445,1652],{"class":1631},[1617,5447,1745],{"class":1631},[1617,5449,5450],{"class":1619,"line":1670},[1617,5451,1886],{"emptyLinePlaceholder":1885},[1617,5453,5454,5457,5460,5463,5465,5468,5470],{"class":1619,"line":1695},[1617,5455,5456],{"class":1751},"export",[1617,5458,5459],{"class":1623}," function",[1617,5461,5462],{"class":1683}," useReadOnlyUser",[1617,5464,1701],{"class":1631},[1617,5466,5467],{"class":1704},"initialUser",[1617,5469,1713],{"class":1631},[1617,5471,1692],{"class":1631},[1617,5473,5474],{"class":1619,"line":1718},[1617,5475,5476],{"class":1912},"    // 请在这里实现\n",[1617,5478,5479],{"class":1619,"line":1748},[1617,5480,5046],{"class":1631},[1560,5482],{},[1530,5484,5485],{},"🎉 恭喜你已经掌握 Vue3 响应式系统原理和常用进阶 API 啦！理解这些之后，你在写 Vue3 项目时会少踩很多响应式相关的坑，代码也会更健壮！",[5487,5488,5489],"style",{},"html pre.shiki code .s50WR, html code.shiki .s50WR{--shiki-light:#9C3EDA;--shiki-default:#C792EA;--shiki-dark:#C792EA}html pre.shiki code .sndM8, html code.shiki .sndM8{--shiki-light:#90A4AE;--shiki-default:#EEFFFF;--shiki-dark:#BABED8}html pre.shiki code .s86vT, html code.shiki .s86vT{--shiki-light:#39ADB5;--shiki-default:#89DDFF;--shiki-dark:#89DDFF}html pre.shiki code .sd2Uz, html code.shiki .sd2Uz{--shiki-light:#E53935;--shiki-default:#F07178;--shiki-dark:#F07178}html pre.shiki code .sIEYB, html code.shiki .sIEYB{--shiki-light:#91B859;--shiki-default:#C3E88D;--shiki-dark:#C3E88D}html pre.shiki code .smPcV, html code.shiki .smPcV{--shiki-light:#F76D47;--shiki-default:#F78C6C;--shiki-dark:#F78C6C}html pre.shiki code .swgpB, html code.shiki .swgpB{--shiki-light:#6182B8;--shiki-default:#82AAFF;--shiki-dark:#82AAFF}html pre.shiki code .sK9QF, html code.shiki .sK9QF{--shiki-light:#90A4AE;--shiki-light-font-style:italic;--shiki-default:#EEFFFF;--shiki-default-font-style:italic;--shiki-dark:#BABED8;--shiki-dark-font-style:italic}html pre.shiki code .s8pZq, html code.shiki .s8pZq{--shiki-light:#39ADB5;--shiki-light-font-style:italic;--shiki-default:#89DDFF;--shiki-default-font-style:italic;--shiki-dark:#89DDFF;--shiki-dark-font-style:italic}html pre.shiki code .sPKOg, html code.shiki .sPKOg{--shiki-light:#FF5370;--shiki-default:#FF9CAC;--shiki-dark:#FF9CAC}html pre.shiki code .syuKq, html code.shiki .syuKq{--shiki-light:#90A4AE;--shiki-light-font-style:italic;--shiki-default:#546E7A;--shiki-default-font-style:italic;--shiki-dark:#676E95;--shiki-dark-font-style:italic}html .light .shiki span {color: var(--shiki-light);background: var(--shiki-light-bg);font-style: var(--shiki-light-font-style);font-weight: var(--shiki-light-font-weight);text-decoration: var(--shiki-light-text-decoration);}html.light .shiki span {color: var(--shiki-light);background: var(--shiki-light-bg);font-style: var(--shiki-light-font-style);font-weight: var(--shiki-light-font-weight);text-decoration: var(--shiki-light-text-decoration);}html .default .shiki span {color: var(--shiki-default);background: var(--shiki-default-bg);font-style: var(--shiki-default-font-style);font-weight: var(--shiki-default-font-weight);text-decoration: var(--shiki-default-text-decoration);}html .shiki span {color: var(--shiki-default);background: var(--shiki-default-bg);font-style: var(--shiki-default-font-style);font-weight: var(--shiki-default-font-weight);text-decoration: var(--shiki-default-text-decoration);}html .dark .shiki span {color: var(--shiki-dark);background: var(--shiki-dark-bg);font-style: var(--shiki-dark-font-style);font-weight: var(--shiki-dark-font-weight);text-decoration: var(--shiki-dark-text-decoration);}html.dark .shiki span {color: var(--shiki-dark);background: var(--shiki-dark-bg);font-style: var(--shiki-dark-font-style);font-weight: var(--shiki-dark-font-weight);text-decoration: var(--shiki-dark-text-decoration);}",{"title":1613,"searchDepth":1670,"depth":1670,"links":5491},[5492,5493,5494,5499,5504,5513,5514,5515,5516],{"id":1527,"depth":1670,"text":1528},{"id":1564,"depth":1670,"text":1565},{"id":1959,"depth":1670,"text":1960,"children":5495},[5496,5497,5498],{"id":1971,"depth":1695,"text":1972},{"id":2089,"depth":1695,"text":2090},{"id":2225,"depth":1695,"text":2226},{"id":2282,"depth":1670,"text":2283,"children":5500},[5501,5502,5503],{"id":2289,"depth":1695,"text":2290},{"id":2547,"depth":1695,"text":2548},{"id":2767,"depth":1695,"text":2768},{"id":2844,"depth":1670,"text":2845,"children":5505},[5506,5507,5508,5509,5510,5511,5512],{"id":2851,"depth":1695,"text":2852},{"id":3107,"depth":1695,"text":3108},{"id":3408,"depth":1695,"text":3409},{"id":3526,"depth":1695,"text":3527},{"id":3880,"depth":1695,"text":3881},{"id":4288,"depth":1695,"text":4289},{"id":4472,"depth":1695,"text":4473},{"id":4606,"depth":1670,"text":4607},{"id":5099,"depth":1670,"text":5100},{"id":5162,"depth":1670,"text":5163},{"id":5216,"depth":1670,"text":5217,"children":5517},[5518,5519],{"id":5220,"depth":1695,"text":5221},{"id":5410,"depth":1695,"text":5411},"深入理解 Vue3 响应式系统原理，掌握 ref、reactive 的本质区别，以及 toRefs、toRaw、readonly 等常用进阶 API 的使用。","md",null,{},{"title":693},{"title":693,"description":5520},"flEsLKiWVG",[5528,5530],{"title":689,"path":690,"stem":691,"description":5529,"children":-1},"本文全面介绍 Vue3 中 TypeScript 的支持，包括组件中 Props 和 Emit 的类型推断、composable 函数中的 TS 使用，以及类型提示和调试优化技巧。",{"title":697,"path":698,"stem":699,"description":5531,"children":-1},"学会在 Vue 3 项目中使用 Vue Router 4，掌握 createRouter、history 模式新写法、组合式 API 中获取路由信息以及导航守卫的变化。",1784715109362]