\u76ee\u5f55\u7ed3\u6784\uff1a<\/li>\n<\/ul>\n\n\n\nmy-vue-app\/
\u251c\u2500\u2500 src\/
\u2502 \u251c\u2500\u2500 components\/ # \u7ec4\u4ef6
\u2502 \u251c\u2500\u2500 App.vue # \u6839\u7ec4\u4ef6
\u2502 \u2514\u2500\u2500 main.js # \u5165\u53e3
\u251c\u2500\u2500 public\/ # \u9759\u6001\u8d44\u6e90
\u2514\u2500\u2500 package.json<\/pre>\n\n\n\n\u7ec3\u4e60\uff1a\u8fd0\u884c npm run dev\uff0c\u6d4f\u89c8\u5668\u6253\u5f00 http:\/\/localhost:5173\uff0c\u770b\u5230\u9ed8\u8ba4\u9875\u9762\u3002<\/p>\n\n\n\n
1.2 \u7b2c\u4e00\u4e2a\u5e94\u7528\uff1aHello World<\/h3>\n\n\n\n
\u7f16\u8f91 src\/App.vue\uff1a<\/p>\n\n\n\n
<template>\n <div>\n <h1>{{ message }}<\/h1>\n <button @click=\"updateMessage\">\u66f4\u65b0\u6d88\u606f<\/button>\n <\/div>\n<\/template>\n\n<script setup>\nimport { ref } from 'vue';\n\nconst message = ref('Hello Vue 3!'); \/\/ \u54cd\u5e94\u5f0f\u53d8\u91cf\n\nconst updateMessage = () => {\n message.value = '\u6d88\u606f\u5df2\u66f4\u65b0\uff01'; \/\/ \u66f4\u65b0\u6570\u636e\uff0cUI \u81ea\u52a8\u5237\u65b0\n};\n<\/script>\n\n<style>\nh1 { color: blue; }\n<\/style><\/code><\/pre>\n\n\n\n\n- \u89e3\u91ca<\/strong>\uff1a\n
\n- <template>\uff1aHTML \u6a21\u677f\uff0c{{ }} \u63d2\u503c\u3002<\/li>\n\n\n\n
- <script setup>\uff1a\u7ec4\u5408\u5f0f API \u7684\u7b80\u6d01\u8bed\u6cd5\uff0c\u81ea\u52a8\u66b4\u9732\u53d8\u91cf\/\u51fd\u6570\u5230\u6a21\u677f\u3002<\/li>\n\n\n\n
- ref()\uff1a\u521b\u5efa\u54cd\u5e94\u5f0f\u5f15\u7528\uff0c.value \u8bbf\u95ee\/\u4fee\u6539\u503c\u3002<\/li>\n\n\n\n
- @click\uff1a\u4e8b\u4ef6\u7ed1\u5b9a\u3002<\/li>\n\n\n\n
- <style>\uff1a\u7ec4\u4ef6\u6837\u5f0f\uff08\u9ed8\u8ba4\u5168\u5c40\uff0c\u52a0 scoped \u9650\u5236\u8303\u56f4\uff09\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n
\u7ec3\u4e60<\/strong>\uff1a\u6dfb\u52a0\u4e00\u4e2a\u8f93\u5165\u6846\uff0c\u7528 v-model \u53cc\u5411\u7ed1\u5b9a message\u3002<\/p>\n\n\n\n1.3 \u6a21\u677f\u8bed\u6cd5\u57fa\u7840<\/h3>\n\n\n\n\n- \u6587\u672c\u63d2\u503c<\/strong>\uff1a{{ expression }}\uff08\u5982 {{ count + 1 }}\uff09\u3002<\/li>\n\n\n\n
- \u5c5e\u6027\u7ed1\u5b9a<\/strong>\uff1a:src=”imageUrl”\uff08v-bind \u7f29\u5199\uff09\u3002<\/li>\n\n\n\n
- \u6761\u4ef6\u6e32\u67d3\uff1a<\/li>\n<\/ul>\n\n\n\n
<p v-if=\"isVisible\">\u663e\u793a\u5185\u5bb9<\/p> <\/code>
<p v-else>\u9690\u85cf\u5185\u5bb9<\/p> <\/code>
<template v-for=\"item in items\" :key<\/em>=\"item.id\"><\/code>
<li>{{ item.name }}<\/li> <\/code>
<\/template><\/code>
<\/code><\/pre>\n\n\n\n\n- \u4e8b\u4ef6\u4e0e\u65b9\u6cd5<\/strong>\uff1a@click=”handler($event)”\uff0c$event \u662f\u4e8b\u4ef6\u5bf9\u8c61\u3002<\/li>\n<\/ul>\n\n\n\n
\u7ec3\u4e60<\/strong>\uff1a\u6784\u5efa\u4e00\u4e2a\u5217\u8868\uff0c\u6e32\u67d3 3 \u4e2a\u7269\u54c1\uff0c\u7528\u6309\u94ae\u5207\u6362\u663e\u793a\/\u9690\u85cf\u3002<\/p>\n\n\n\n\u9636\u6bb5 2: \u6838\u5fc3\u6982\u5ff5\uff08\u6784\u5efa\u7ec4\u4ef6\u5316\u5e94\u7528\uff09<\/h2>\n\n\n\n
\u76ee\u6807\uff1a\u638c\u63e1\u7ec4\u4ef6\u3001\u6570\u636e\u6d41\u548c\u751f\u547d\u5468\u671f\u3002<\/p>\n\n\n\n
2.1 \u7ec4\u4ef6\u521b\u5efa\u4e0e\u901a\u4fe1<\/h3>\n\n\n\n
\u7ec4\u4ef6\u662f Vue \u7684\u6838\u5fc3\uff1a\u53ef\u590d\u7528 UI \u5757\u3002<\/p>\n\n\n\n
\n- \u521b\u5efa\u7ec4\u4ef6<\/strong>\uff1a\u65b0\u5efa src\/components\/Counter.vue\uff1a<\/li>\n<\/ul>\n\n\n\n
<template>\n <div>\n <p>\u8ba1\u6570\uff1a{{ count }}<\/p>\n <button @click=\"$emit('increment')\">+1<\/button>\n <\/div>\n<\/template>\n\n<script setup>\nimport { ref } from 'vue';\ndefineProps(['initialValue']); \/\/ \u63a5\u6536\u7236\u7ec4\u4ef6 props\ndefineEmits(['increment']); \/\/ \u58f0\u660e\u4e8b\u4ef6\n\nconst count = ref(0);\n<\/script><\/code><\/pre>\n\n\n\n\n- \u5728\u7236\u7ec4\u4ef6\u4f7f\u7528\uff08App.vue\uff09<\/li>\n<\/ul>\n\n\n\n
<template>\n <Counter :initial-value=\"5\" @increment=\"handleIncrement\" \/>\n <p>\u7236\u7ec4\u4ef6\u8ba1\u6570\uff1a{{ parentCount }}<\/p>\n<\/template>\n\n<script setup>\nimport { ref } from 'vue';\nimport Counter from '.\/components\/Counter.vue';\n\nconst parentCount = ref(0);\nconst handleIncrement = () => {\n parentCount.value++;\n};\n<\/script><\/code><\/pre>\n\n\n\n\u89e3\u91ca<\/strong>\uff1a<\/p>\n\n\n\n\n- defineProps()\uff1a\u63a5\u6536\u6570\u636e\uff08\u5355\u5411\u6d41\u52a8\uff09\u3002<\/li>\n\n\n\n
- defineEmits()\uff1a\u5b50\u5411\u7236\u901a\u4fe1\u3002<\/li>\n\n\n\n
- :initial-value\uff1aprops \u7ed1\u5b9a\uff08\u54cd\u5e94\u5f0f\uff09\u3002<\/li>\n<\/ul>\n\n\n\n
\u63d2\u69fd\uff08Slots\uff09<\/strong>\uff1a\u7ec4\u4ef6\u5185\u5bb9\u5206\u53d1\u3002<\/p>\n\n\n\n<!-- \u5b50\u7ec4\u4ef6 -->\n<template>\n <div>\n <slot name=\"header\"><\/slot> <!-- \u9ed8\u8ba4\u63d2\u69fd -->\n <slot><\/slot> <!-- \u5177\u540d\u63d2\u69fd -->\n <\/div>\n<\/template>\n<!-- \u7236\u4f7f\u7528 -->\n<MyCard>\n <template #header>\u6807\u9898<\/template>\n <p>\u5185\u5bb9<\/p>\n<\/MyCard><\/code><\/pre>\n\n\n\n\u7ec3\u4e60<\/strong>\uff1a\u521b\u5efa\u4e00\u4e2a TodoItem \u7ec4\u4ef6\uff0c\u63a5\u6536\u4efb\u52a1\u6587\u672c\u4f5c\u4e3a props\uff0c\u7528\u63d2\u69fd\u81ea\u5b9a\u4e49\u6309\u94ae\u3002<\/p>\n\n\n\n2.2 \u54cd\u5e94\u5f0f\u4e0e\u8ba1\u7b97\u5c5e\u6027<\/h3>\n\n\n\n
ref vs reactive<\/strong>\uff1a<\/p>\n\n\n\n\n- ref(primitive)\uff1a\u57fa\u672c\u7c7b\u578b\uff08\u5982 string\u3001number\uff09\u3002<\/li>\n\n\n\n
- reactive(object)\uff1a\u5bf9\u8c61\/\u6570\u7ec4\uff08\u65e0\u9700 .value\uff09\u3002<\/li>\n<\/ul>\n\n\n\n
<script setup>\nimport { ref, reactive, computed } from 'vue';\n\nconst count = ref(0);\nconst user = reactive({ name: '\u5f20\u4e09', age: 25 });\n\nconst doubled = computed(() => count.value * 2); \/\/ \u8ba1\u7b97\u5c5e\u6027\uff0c\u7f13\u5b58\u4f18\u5316\nconst fullName = computed(() => `${user.name} - ${user.age}\u5c81`);\n<\/script><\/code><\/pre>\n\n\n\n\n- \u76d1\u542c\u5668<\/strong>\uff1awatch(() => count.value, (newVal) => { … })\u3002<\/li>\n<\/ul>\n\n\n\n
\u7ec3\u4e60<\/strong>\uff1a\u7528 computed \u8ba1\u7b97 Todo \u5217\u8868\u7684\u5b8c\u6210\u7387\u3002<\/p>\n\n\n\n2.3 \u751f\u547d\u5468\u671f\u94a9\u5b50<\/h3>\n\n\n\n
Vue \u7ec4\u4ef6\u6709 8 \u4e2a\u94a9\u5b50\uff08\u7ec4\u5408\u5f0f API \u7528 onXxx\uff09\uff1a<\/p>\n\n\n\n| \u94a9\u5b50<\/td> | \u65f6\u673a<\/td> | \u7528\u4f8b<\/td><\/tr> |
| onBeforeMount <\/td> | \u6a21\u677f\u7f16\u8bd1\u524d<\/td> | \u51c6\u5907\u6570\u636e<\/td><\/tr> |
| onMounted<\/td> | \u6302\u8f7d\u540e<\/td> | \u53d1\u9001 AJAX\u3001DOM \u64cd\u4f5c<\/td><\/tr> |
| onUpdated<\/td> | \u6570\u636e\u66f4\u65b0\u540e<\/td> | \u54cd\u5e94\u53d8\u5316<\/td><\/tr> |
| onUnmounted<\/td> | \u5378\u8f7d\u524d<\/td> | \u6e05\u7406\u8d44\u6e90<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n \u793a\u4f8b\uff1a<\/p>\n\n\n\n <script setup>\nimport { onMounted, onUnmounted } from 'vue';\n\nlet timer;\nonMounted(() => {\n timer = setInterval(() => console.log('tick'), 1000);\n});\nonUnmounted(() => clearInterval(timer));\n<\/script><\/code><\/pre>\n\n\n\n\u7ec3\u4e60\uff1a\u5728\u7ec4\u4ef6\u6302\u8f7d\u65f6\u4ece localStorage \u52a0\u8f7d\u6570\u636e\uff0c\u5378\u8f7d\u65f6\u4fdd\u5b58\u3002<\/p>\n\n\n\n \u9636\u6bb5 3: \u8fdb\u9636\u5de5\u5177\uff08\u6784\u5efa\u771f\u5b9e\u5e94\u7528\uff09<\/h2>\n\n\n\n\u76ee\u6807\uff1a\u96c6\u6210\u8def\u7531\u3001\u72b6\u6001\u7ba1\u7406\u548c\u4f18\u5316\u3002<\/p>\n\n\n\n 3.1 Vue Router\uff08\u8def\u7531\uff09<\/h3>\n\n\n\n\u5b89\u88c5\uff1anpm install vue-router@4\u3002<\/p>\n\n\n\n \n- \u914d\u7f6e src\/router\/index.js\uff1a<\/li>\n<\/ul>\n\n\n\n
import { createRouter, createWebHistory } from 'vue-router';\nimport Home from '..\/views\/Home.vue';\nimport About from '..\/views\/About.vue';\n\nconst routes = [\n { path: '\/', component: Home },\n { path: '\/about', component: About }\n];\n\nexport default createRouter({\n history: createWebHistory(),\n routes\n});<\/code><\/pre>\n\n\n\n\n- \u5728 main.js\uff1a<\/li>\n<\/ul>\n\n\n\n
import { createApp } from 'vue';\nimport App from '.\/App.vue';\nimport router from '.\/router';\n\ncreateApp(App).use(router).mount('#app');<\/code><\/pre>\n\n\n\n\n- \u4f7f\u7528\uff1a<router-view \/>\uff08\u6e32\u67d3\u7ec4\u4ef6\uff09\uff0c<router-link to=”\/about”>\u5173\u4e8e<\/router-link>\u3002<\/li>\n<\/ul>\n\n\n\n
\u7ec3\u4e60<\/strong>\uff1a\u6dfb\u52a0\u52a8\u6001\u8def\u7531 \/user\/:id\uff0c\u7528 params \u83b7\u53d6 ID\u3002<\/p>\n\n\n\n3.2 \u72b6\u6001\u7ba1\u7406\uff1aPinia<\/h3>\n\n\n\n\u5b89\u88c5\uff1anpm install pinia\u3002<\/p>\n\n\n\n \n- \u521b\u5efa Store src\/stores\/counter.js\uff1a <\/li>\n<\/ul>\n\n\n\n
import { defineStore } from 'pinia';\nimport { ref } from 'vue';\n\nexport const useCounterStore = defineStore('counter', () => {\n const count = ref(0);\n const increment = () => count.value++;\n return { count, increment };\n});<\/code><\/pre>\n\n\n\n\n- \u4f7f\u7528<\/li>\n<\/ul>\n\n\n\n
<script setup>\nimport { useCounterStore } from '..\/stores\/counter';\n\nconst store = useCounterStore();\n<\/script>\n<template>\n <p>{{ store.count }}<\/p>\n <button @click=\"store.increment\">+1<\/button>\n<\/template><\/code><\/pre>\n\n\n\n\n- \u5728 main.js\uff1aapp.use(createPinia())\u3002<\/li>\n<\/ul>\n\n\n\n
\u7ec3\u4e60<\/strong>\uff1a\u7528 Pinia \u7ba1\u7406\u5168\u5c40 Todo \u5217\u8868\uff08\u6dfb\u52a0\/\u5220\u9664\uff09\u3002<\/p>\n\n\n\n3.3 \u6784\u5efa\u4e0e\u90e8\u7f72<\/h3>\n\n\n\n\n- \u5f00\u53d1\uff1anpm run dev\u3002<\/li>\n\n\n\n
- \u6784\u5efa\uff1anpm run build\uff08\u751f\u6210 dist\/ \u6587\u4ef6\u5939\uff09\u3002<\/li>\n\n\n\n
- \u90e8\u7f72\uff1a\u4e0a\u4f20\u5230 Vercel\/Netlify\uff0c\u6216\u7528 serve -s dist \u672c\u5730\u9884\u89c8\u3002<\/li>\n\n\n\n
- \u4f18\u5316\uff1a\u7528 vite.config.js \u914d\u7f6e\u4ee3\u7406\u3001\u63d2\u4ef6\u3002<\/li>\n<\/ul>\n\n\n\n
\u7ec3\u4e60<\/strong>\uff1a\u6784\u5efa\u9879\u76ee\uff0c\u90e8\u7f72\u5230 GitHub Pages\u3002<\/p>\n\n\n\n\u9636\u6bb5 4: \u9879\u76ee\u5b9e\u8df5\uff08Todo App\uff09<\/h2>\n\n\n\n\u76ee\u6807\uff1a\u6574\u5408\u6240\u6709\u77e5\u8bc6\uff0c\u6784\u5efa\u4e00\u4e2a\u5b8c\u6574 Todo \u5e94\u7528\uff08\u5e26\u8def\u7531\u3001\u72b6\u6001\u7ba1\u7406\uff09\u3002<\/p>\n\n\n\n \u9879\u76ee\u6982\u8ff0<\/h3>\n\n\n\n\n- \u529f\u80fd\uff1a\u6dfb\u52a0\/\u7f16\u8f91\/\u5220\u9664\u4efb\u52a1\uff0c\u6807\u8bb0\u5b8c\u6210\uff0c\u8def\u7531\u5207\u6362\uff08\u9996\u9875\/\u8be6\u60c5\uff09\uff0c\u6301\u4e45\u5316\uff08localStorage\uff09\u3002<\/li>\n\n\n\n
- \u67b6\u6784\uff1a\n
|