{"id":3006,"date":"2020-08-27T14:13:04","date_gmt":"2020-08-27T06:13:04","guid":{"rendered":"http:\/\/www.yuguoxy.com\/geekhome\/?p=3006"},"modified":"2026-08-18T12:35:32","modified_gmt":"2026-08-18T04:35:32","slug":"%e4%bb%8e%e6%90%ad%e5%bb%ba%e7%8e%af%e5%a2%83%e5%bc%80%e5%a7%8b%e5%ad%a6%e4%b9%a0vue3-0","status":"publish","type":"post","link":"https:\/\/ai.zhousir.top\/?p=3006","title":{"rendered":"\u4ece\u642d\u5efa\u73af\u5883\u5f00\u59cb\u5b66\u4e60Vue3.0"},"content":{"rendered":"
\n

\u672c\u6587\u662f Vue3.0<\/code> \u7cfb\u5217\u7684\u7b2c\u4e8c\u7bc7\uff1a\u4ece\u96f6\u642d\u4e00\u5957\u57fa\u4e8e Vue3.0<\/code> \u4e0e vite<\/code> \u7684\u5f00\u53d1\u73af\u5883\u3002\u5b66\u5b8c\u53ef\u4ee5\u5b8c\u6210\u521d\u59cb\u5316\u9879\u76ee\u3001\u914d\u7f6e TypeScript<\/code>\u3001\u63a5\u5165 vue-router<\/code> \u548c vuex<\/code>\uff0c\u5e76\u7528 Composition API \u5199\u4e00\u4e2a TodoList<\/strong>\u3002<\/p>\n

vite<\/code> \u5728\u5f00\u53d1\u671f\u8d70\u6d4f\u89c8\u5668\u539f\u751f ES Module<\/code>\uff0c\u751f\u4ea7\u671f\u7528 Rollup<\/a> \u6253\u5305\u3002\u548c webpack \u51b7\u542f\u52a8\u52a8\u8f84\u51e0\u5341\u79d2\u76f8\u6bd4\uff0c\u5b83\u5f3a\u8c03\u5feb\u901f\u51b7\u542f\u52a8\u3001\u5373\u65f6\u70ed\u66f4\u65b0\u548c\u771f\u6b63\u7684\u6309\u9700\u7f16\u8bd1\u3002<\/p>\n

\u4e0b\u9762\u6309\u300c\u521d\u59cb\u5316 \u2192 TypeScript \u2192 \u8def\u7531 \u2192 \u72b6\u6001 \u2192 \u793a\u4f8b\u9875\u300d\u7684\u987a\u5e8f\u8d70\u4e00\u904d\u3002\u6587\u672b TodoList \u7528\u6765\u9a8c\u8bc1\u6574\u6761\u94fe\u8def\u662f\u5426\u901a\u3002<\/p>\n\n\n\n\n\n\n\n\n\n
\u6b65\u9aa4<\/th>\n\u505a\u4ec0\u4e48<\/th>\n\u5f53\u65f6\u7248\u672c<\/th>\n<\/tr>\n<\/thead>\n
\u521d\u59cb\u5316<\/td>\nyarn create vite-app<\/td>\nvite \u521d\u4ee3\u811a\u624b\u67b6<\/td>\n<\/tr>\n
TypeScript<\/td>\n\u6539 main.ts + shim.d.ts<\/td>\nVue3 \u6e90\u7801\u5373 TS<\/td>\n<\/tr>\n
vue-router<\/td>\ncreateRouter + hash<\/td>\n4.0.0-beta.7<\/td>\n<\/tr>\n
vuex<\/td>\ncreateStore<\/td>\n4.0.0-beta.4<\/td>\n<\/tr>\n
TodoList<\/td>\nreactive \/ computed \/ setup<\/td>\n\u9a8c\u8bc1\u73af\u5883<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u4e00\u3001\u7528 vite \u521d\u59cb\u5316\u9879\u76ee<\/h2>\n

vite \u662f\u4ec0\u4e48\u3001\u4e3a\u4ec0\u4e48\u5feb<\/h3>\n

\u5c24\u96e8\u6eaa\u5bf9 vite \u7684\u539f\u8bdd\u662f\uff1a\u5f00\u53d1\u65f6\u7528 native ES Module imports \u63d0\u4f9b\u4ee3\u7801\uff0c\u751f\u4ea7\u7528 Rollup \u6253\u5305\u3002\u65e9\u671f\u524d\u7aef\u6ca1\u6709\u5de5\u7a0b\u5316\uff0c\u811a\u672c\u5168\u585e\u4e00\u4e2a\u6587\u4ef6\uff1b\u4f9d\u8d56\u590d\u6742\u4e4b\u540e\u624d\u6709 AMD\u3001CMD\u3002ES Module<\/strong> \u5219\u662f\u6d4f\u89c8\u5668\u539f\u751f\u7684\u6a21\u5757\u673a\u5236\uff0c\u8be6\u89c1 https:\/\/developer.mozilla.org\/zh-CN\/docs\/Web\/JavaScript\/Guide\/Modules<\/a>\u3002<\/p>\n

webpack \u6bcf\u6b21\u542f\u52a8\u90fd\u8981\u6253\u5305\u6574\u56fe\uff0c\u70ed\u66f4\u65b0\u4e5f\u6162\u3002vite \u7684\u5356\u70b9\u5c31\u662f\u5feb\uff1a\u51b7\u542f\u52a8\u5feb\u3001HMR \u5feb\u3001\u6309\u9700\u7f16\u8bd1\u3002\u5148\u5efa\u4e00\u4e2a\u9879\u76ee\u611f\u53d7\u4e00\u4e0b\u3002<\/p>\n

\u521d\u59cb\u5316\u5e76\u542f\u52a8<\/h3>\n

\u5728\u5de5\u4f5c\u7a7a\u95f4\u6253\u5f00\u7ec8\u7aef\uff08Windows \u7528 cmd<\/code>\uff09\u6267\u884c\uff1a<\/p>\n

yarn create vite-app my-vue3<\/code><\/pre>\n
\u811a\u624b\u67b6\u672c\u8eab\u5f88\u5feb\uff0c\u539f\u6587\u8bb0\u5f55\u53ea\u7528\u4e86 1.63s<\/code>\uff1a<\/p>\n
\"1598452211816826\"<\/p>\n
\u7136\u540e cd my-vue3<\/code>\uff0c\u518d yarn<\/code> \u88c5\u4f9d\u8d56\uff08\u5efa\u8bae\u6dd8\u5b9d\u955c\u50cf\uff09\u3002\u88c5\u5b8c\u6267\u884c\uff1a<\/p>\n
yarn dev<\/code><\/pre>\n
\"1598452218274414\"<\/a><\/p>\n
\u542f\u52a8\u540e\u8bbf\u95ee http:\/\/localhost:3000<\/code>\u3002\u7528 VSCode \u6253\u5f00\u4f1a\u53d1\u73b0\u76ee\u5f55\u548c vue-cli4 \u5f88\u50cf\uff0c\u719f\u6089\u7684 App.vue<\/code>\u3001main.js<\/code> \u90fd\u5728\uff1a<\/p>\n
\"1598452225215755\"<\/a><\/p>\n
main.js \u53d8\u4e86<\/h3>\n
import { createApp } from 'vue'\nimport App from '.\/App.vue'\nimport '.\/index.css'\n\ncreateApp(App).mount('#app')<\/code><\/pre>\n
Vue2 \u662f new Vue<\/code>\uff0cVue3 \u6539\u6210 createApp<\/code>\u3002\u66f4\u591a\u7528\u6cd5\u4f1a\u5728\u540e\u7eed\u6587\u7ae0\u5c55\u5f00\u3002<\/p>\n
\u4e8c\u3001\u914d\u7f6e TypeScript<\/h2>\n
Vue2 \u5bf9 TS \u652f\u6301\u522b\u626d\uff1bVue3 \u6e90\u7801\u672c\u8eab\u5c31\u662f TS\uff0c\u914d\u5408 vite \u63a5\u5165\u5f88\u7b80\u5355\u3002<\/p>\n
1. \u5b89\u88c5\uff1a<\/p>\n
yarn add typescript -D<\/code><\/pre>\n
2. \u751f\u6210\u914d\u7f6e\uff1a<\/p>\n
# \u7136\u540e\u5728\u63a7\u5236\u53f0\u6267\u884c\u4e0b\u9762\u547d\u4ee4\nnpx tsc --init<\/code><\/pre>\n
3. \u628a main.js<\/code> \u6539\u6210 main.ts<\/code>\uff0c\u540c\u6b65\u6539 index.html<\/code> \u7684\u5f15\u7528\u3002\u7ec4\u4ef6\u811a\u672c\u6539\u6210\u5982\u4e0b\u5f62\u5f0f\uff08\u539f\u6587\u793a\u4f8b\u628a script \u6807\u6210 TS \u7528\u6cd5\uff09\uff1a<\/p>\n
<!--\u5c06 <script> \u4fee\u6539\u4e3a <script>-->\n<script>\nimport HelloWorld from '.\/components\/HelloWorld.vue'\n\nexport default {\n  name: 'App',\n  components: {\n    HelloWorld\n  }\n}\n<\/script><\/code><\/pre>\n
\u91cd\u542f\u5373\u53ef\u8bbf\u95ee\u3002\u4f46 main.ts<\/code> \u91cc import App from ‘.\/App.vue’ \u4f1a\u62a5 Cannot find module ‘.\/App.vue’ or its corresponding type declarations.\uff0c\u56e0\u4e3a TS \u8fd8\u4e0d\u8ba4 .vue\u3002\u5728\u6839\u76ee\u5f55\u52a0 shim.d.ts<\/code>\uff1a<\/p>\n
declare module \"*.vue\" {\n  import { Component } from \"vue\";\n  const component: Component;\n  export default component;\n}<\/code><\/pre>\n
\u4e4b\u540e\u5c31\u53ef\u4ee5\u5728\u7ec4\u4ef6\u91cc\u7528 TS \u4e86\u3002<\/p>\n
\u4e09\u3001\u914d\u7f6e vue-router<\/h2>\n
Vue3 \u4ecd\u7136\u7528 vue-router\uff0c\u5f53\u65f6\u9488\u5bf9 Vue3 \u7684\u7248\u672c\u8fd8\u662f beta\uff0c\u64b0\u5199\u65f6\u662f 4.0.0-beta.7<\/code>\u3002\u4e0d\u80fd\u76f4\u63a5 yarn add vue-router<\/code>\uff0c\u8981\u5e26\u7248\u672c\u53f7\uff1a<\/p>\n
yarn add vue-router@4.0.0-beta.7<\/code><\/pre>\n
\u5728 src\/router\/index.ts<\/code> \u5199\u5165\uff1a<\/p>\n
import {createRouter, createWebHashHistory} from 'vue-router'\n\n\/\/ \u5728 Vue-router\u65b0\u7248\u672c\u4e2d\uff0c\u9700\u8981\u4f7f\u7528createRouter\u6765\u521b\u5efa\u8def\u7531\nexport default createRouter({\n  \/\/ \u6307\u5b9a\u8def\u7531\u7684\u6a21\u5f0f,\u6b64\u5904\u4f7f\u7528\u7684\u662fhash\u6a21\u5f0f\n  history: createWebHashHistory(),\n  \/\/ \u8def\u7531\u5730\u5740\n  routes: []\n})<\/code><\/pre>\n
\u521d\u59cb\u5316\u4ece new VueRouter<\/code> \u53d8\u6210 createRouter<\/code>\u3002\u518d\u6539 main.ts<\/code> \u7528 app.use(router)<\/code>\uff1a<\/p>\n
import { createApp } from 'vue'\nimport App from '.\/App.vue'\nimport '.\/index.css'\nimport router from '.\/router\/index'\n\nconst  app = createApp(App)\n\/\/ \u901a\u8fc7use \u5c06 \u8def\u7531\u63d2\u4ef6\u5b89\u88c5\u5230 app \u4e2d\napp.use(router)\napp.mount('#app')<\/code><\/pre>\n
\u56db\u3001\u914d\u7f6e vuex<\/h2>\n
\u5f53\u65f6 vuex \u4e5f\u662f beta\uff0c\u7248\u672c 4.0.0-beta.4<\/code>\uff1a<\/p>\n
yarn add vuex@4.0.0-beta.4<\/code><\/pre>\n
\u65b0\u5efa src\/store\/index.ts<\/code>\uff1a<\/p>\n
import { createStore } from 'vuex'\n\ninterface State {\n  userName: string\n}\n\nexport default createStore({\n  state(): State {\n    return {\n      userName: \"\u5b50\u541b\",\n    };\n  },\n});<\/code><\/pre>\n
\u6302\u5230\u5e94\u7528\u4e0a\uff1a<\/p>\n
import { createApp } from 'vue'\nimport App from '.\/App.vue'\nimport '.\/index.css'\nimport router from '.\/router\/index'\nimport store from '.\/store\/index'\n\nconst  app = createApp(App)\napp.use(router)\napp.use(store)\napp.mount('#app')<\/code><\/pre>\n
\u4e94\u3001\u5f00\u53d1 TodoList<\/h2>\n
\u73af\u5883\u9f50\u4e86\uff0c\u7528\u4e00\u4e2a TodoList \u9a8c\u8bc1\u80fd\u5426\u6b63\u5e38\u5f00\u53d1\u3002<\/p>\n
\u6dfb\u52a0\u9875\u9762<\/h3>\n
\u65b0\u5efa src\/views\/todo-list.vue<\/code>\uff1a<\/p>\n
<template>\n  <div>\n    <div>\n      <label>\u65b0\u589e\u5f85\u529e<\/label>\n       <input v-model=\"state.todo\" @keyup.enter=\"handleAddTodo\">\n    <\/div>\n    <div>\n      <h3>\u5f85\u529e\u5217\u8868({{todos.length}})<\/h3>\n      <ul>\n        <li v-for=\"item in todos\" :key=\"item.id\" @click=\"handleChangeStatus(item, true)\">\n          <input type=\"checkbox\">\n          <label>{{item.text}}<\/label>\n        <\/li>\n      <\/ul>\n    <\/div>\n    <div><h3>\u5df2\u529e\u5217\u8868({{dones.length}})<\/h3><\/div>\n    <ul>\n      <li v-for=\"item in dones\" :key=\"item.id\" @click=\"handleChangeStatus(item, false)\">\n          <input type=\"checkbox\" checked>\n          <label>{{item.text}}<\/label>\n        <\/li>\n    <\/ul>\n  <\/div>\n<\/template>\n<script>\n \/\/ \u5728vue2\u4e2d data \u5728vue3\u4e2d\u4f7f\u7528 reactive\u4ee3\u66ff\nimport { reactive, computed } from 'vue'\nimport { useRouter } from 'vue-router'\nexport default {\n  \/\/ setup\u76f8\u5f53\u4e8evue2.0\u7684 beforeCreate\u548c created\uff0c\u662fvue3\u65b0\u589e\u7684\u4e00\u4e2a\u5c5e\u6027\uff0c\u6240\u6709\u7684\u64cd\u4f5c\u90fd\u5728\u6b64\u5c5e\u6027\u4e2d\u5b8c\u6210\n  setup(props, context) {\n    \/\/ \u901a\u8fc7reactive \u53ef\u4ee5\u521d\u59cb\u5316\u4e00\u4e2a\u53ef\u54cd\u5e94\u7684\u6570\u636e\uff0c\u4e0eVue2.0\u4e2d\u7684Vue.observer\u5f88\u76f8\u4f3c\n    const state = reactive({\n      todoList: [{\n        id: 1,\n        done: false,\n        text: '\u5403\u996d'\n      },{\n        id: 2,\n        done: false,\n        text: '\u7761\u89c9'\n      },{\n        id: 3,\n        done: false,\n        text: '\u6253\u8c46\u8c46'\n      }],\n      todo: ''\n    })\n    \/\/ \u4f7f\u7528\u8ba1\u7b97\u5c5e\u6027\u751f\u6210\u5f85\u529e\u5217\u8868\n    const todos = computed(() => {\n      return state.todoList.filter(item => !item.done)\n    })\n\n    \/\/ \u4f7f\u7528\u8ba1\u7b97\u5c5e\u6027\u751f\u6210\u5df2\u529e\u5217\u8868\n    const dones = computed(() => {\n      return state.todoList.filter(item => item.done)\n    })\n\n    \/\/ \u4fee\u6539\u5f85\u529e\u72b6\u6001\n    const handleChangeStatus = (item ,status) => {\n      item.done = status\n    }\n\n    \/\/ \u65b0\u589e\u5f85\u529e\n    const handleAddTodo = () => {\n      if(!state.todo) {\n        alert('\u8bf7\u8f93\u5165\u5f85\u529e\u4e8b\u9879')\n        return\n      }\n      state.todoList.push({\n        text: state.todo,\n        id: Date.now(),\n        done: false\n      })\n      state.todo = ''\n    }\n\n        \/\/ \u5728Vue3.0\u4e2d\uff0c\u6240\u6709\u7684\u6570\u636e\u548c\u65b9\u6cd5\u90fd\u901a\u8fc7\u5728setup \u4e2d return \u51fa\u53bb\uff0c\u7136\u540e\u5728template\u4e2d\u4f7f\u7528\n    return {\n      state,\n      todos,\n      dones,\n      handleChangeStatus,\n      handleAddTodo\n    }\n  }\n}\n<\/script>\n<style scoped>\n.todo-list{\n  text-align: center;\n}\n\n.todo-list ul li {\n  list-style: none;\n}\n<\/style><\/code><\/pre>\n
setup<\/code> \u7ea6\u7b49\u4e8e Vue2 \u7684 beforeCreate<\/code> + created<\/code>\u3002reactive<\/code> \u7c7b\u4f3c Vue.observable<\/code>\u3002\u6a21\u677f\u91cc\u7528\u5230\u7684\u6570\u636e\u548c\u65b9\u6cd5\u90fd\u8981\u4ece setup<\/code> \u91cc return<\/code>\u3002<\/p>\n
\u8c03\u6574\u8def\u7531<\/h3>\n
App.vue<\/code> \u6539\u6210\u53ea\u7559\u51fa\u53e3\uff1a<\/p>\n
<template>\n  <router-view><\/router-view>\n<\/template>\n\n<script>\n\nexport default {\n  name: 'App'\n}\n<\/script><\/code><\/pre>\n
\u518d\u7ed9 router\/index.ts<\/code> \u52a0\u8def\u7531\uff0c\u52a8\u6001 import \u5fc5\u987b\u5e26 .vue<\/code> \u540e\u7f00\uff1a<\/p>\n
import {createRouter, createWebHashHistory} from 'vue-router'\n\n\/\/ \u5728 Vue-router\u65b0\u7248\u672c\u4e2d\uff0c\u9700\u8981\u4f7f\u7528createRouter\u6765\u521b\u5efa\u8def\u7531\nexport default createRouter({\n  \/\/ \u6307\u5b9a\u8def\u7531\u7684\u6a21\u5f0f,\u6b64\u5904\u4f7f\u7528\u7684\u662fhash\u6a21\u5f0f\n  history: createWebHashHistory(),\n  \/\/ \u8def\u7531\u5730\u5740\n  routes: [{\n    path: '\/todolist',\n    \/\/ \u5fc5\u987b\u6dfb\u52a0.vue\u540e\u7f00\n    component: () => import('..\/views\/todo-list.vue')\n  }]\n})<\/code><\/pre>\n
\u8bbf\u95ee http:\/\/localhost:3000\/#\/todolist<\/code> \u5373\u53ef\u770b\u5230\u6548\u679c\uff1a<\/p>\n
\"1598452245747980\"<\/a><\/p>\n
\u73af\u5883\u7b97\u642d\u8d77\u6765\u4e86\u3002\u540e\u9762\u8fd8\u8981\u7ec6\u8c03 TS\u3001\u52a0 eslint<\/code>\uff0c\u4ee5\u53ca\u5728\u7ec4\u4ef6\u91cc\u8df3\u8f6c\u8def\u7531\u3001\u4f7f\u7528 vuex\u3002\u81f3\u5c11\u5df2\u7ecf\u8d77\u6b65\u3002\u8f6c\u8f7d\u81ea\uff1ahttps:\/\/segmentfault.com\/a\/1190000023737670<\/p>\n
\n
\u4e00\u53e5\u8bdd\u603b\u7ed3\uff1avite \u7528\u539f\u751f ESM \u6362\u6765\u79d2\u7ea7\u542f\u52a8\uff1bVue3 \u7528 createApp \/ createRouter \/ createStore \u66ff\u6362 new Vue \u5168\u5bb6\u6876\uff0csetup + reactive \u5c31\u80fd\u5199\u51fa TodoList\u3002<\/strong><\/p>\n<\/blockquote>\n<\/section>\n","protected":false},"excerpt":{"rendered":"
\u672c\u6587\u662f Vue3.0 \u7cfb\u5217\u7684\u7b2c\u4e8c\u7bc7\uff1a\u4ece\u96f6\u642d\u4e00\u5957\u57fa\u4e8e Vue3.0 \u4e0e vite \u7684\u5f00\u53d1\u73af\u5883\u3002\u5b66\u5b8c\u53ef\u4ee5\u5b8c\u6210\u521d\u59cb\u5316 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[106],"tags":[205,206],"_links":{"self":[{"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=\/wp\/v2\/posts\/3006"}],"collection":[{"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=3006"}],"version-history":[{"count":3,"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=\/wp\/v2\/posts\/3006\/revisions"}],"predecessor-version":[{"id":3014,"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=\/wp\/v2\/posts\/3006\/revisions\/3014"}],"wp:attachment":[{"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=3006"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=3006"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=3006"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}