feat: 更新

src/App.vue

@@ -1,5 +1,5 @@
 <template>
-  <Layout class="app-layout">
+  <Layout class="app-layout" :siderWidth="260">
     <template #header>
         <VHeader />
     </template>

src/assets/base.css

@@ -1,86 +0,0 @@
-/* color palette from <https://github.com/vuejs/theme> */
-:root {
-  --vt-c-white: #ffffff;
-  --vt-c-white-soft: #f8f8f8;
-  --vt-c-white-mute: #f2f2f2;
-
-  --vt-c-black: #181818;
-  --vt-c-black-soft: #222222;
-  --vt-c-black-mute: #282828;
-
-  --vt-c-indigo: #2c3e50;
-
-  --vt-c-divider-light-1: rgba(60, 60, 60, 0.29);
-  --vt-c-divider-light-2: rgba(60, 60, 60, 0.12);
-  --vt-c-divider-dark-1: rgba(84, 84, 84, 0.65);
-  --vt-c-divider-dark-2: rgba(84, 84, 84, 0.48);
-
-  --vt-c-text-light-1: var(--vt-c-indigo);
-  --vt-c-text-light-2: rgba(60, 60, 60, 0.66);
-  --vt-c-text-dark-1: var(--vt-c-white);
-  --vt-c-text-dark-2: rgba(235, 235, 235, 0.64);
-}
-
-/* semantic color variables for this project */
-:root {
-  --color-background: var(--vt-c-white);
-  --color-background-soft: var(--vt-c-white-soft);
-  --color-background-mute: var(--vt-c-white-mute);
-
-  --color-border: var(--vt-c-divider-light-2);
-  --color-border-hover: var(--vt-c-divider-light-1);
-
-  --color-heading: var(--vt-c-text-light-1);
-  --color-text: var(--vt-c-text-light-1);
-
-  --section-gap: 160px;
-}
-
-@media (prefers-color-scheme: dark) {
-  :root {
-    --color-background: var(--vt-c-black);
-    --color-background-soft: var(--vt-c-black-soft);
-    --color-background-mute: var(--vt-c-black-mute);
-
-    --color-border: var(--vt-c-divider-dark-2);
-    --color-border-hover: var(--vt-c-divider-dark-1);
-
-    --color-heading: var(--vt-c-text-dark-1);
-    --color-text: var(--vt-c-text-dark-2);
-  }
-}
-
-*,
-*::before,
-*::after {
-  box-sizing: border-box;
-  margin: 0;
-  font-weight: normal;
-}
-
-body {
-  min-height: 100vh;
-  color: var(--color-text);
-  background: var(--color-background);
-  transition:
-    color 0.5s,
-    background-color 0.5s;
-  line-height: 1.6;
-  font-family:
-    Inter,
-    -apple-system,
-    BlinkMacSystemFont,
-    'Segoe UI',
-    Roboto,
-    Oxygen,
-    Ubuntu,
-    Cantarell,
-    'Fira Sans',
-    'Droid Sans',
-    'Helvetica Neue',
-    sans-serif;
-  font-size: 15px;
-  text-rendering: optimizeLegibility;
-  -webkit-font-smoothing: antialiased;
-  -moz-osx-font-smoothing: grayscale;
-}

src/assets/main.css

@@ -1,35 +0,0 @@
-@import './base.css';
-
-#app {
-  max-width: 1280px;
-  margin: 0 auto;
-  padding: 2rem;
-
-  font-weight: normal;
-}
-
-a,
-.green {
-  text-decoration: none;
-  color: hsla(160, 100%, 37%, 1);
-  transition: 0.4s;
-}
-
-@media (hover: hover) {
-  a:hover {
-    background-color: hsla(160, 100%, 37%, 0.2);
-  }
-}
-
-@media (min-width: 1024px) {
-  body {
-    display: flex;
-    place-items: center;
-  }
-
-  #app {
-    display: grid;
-    grid-template-columns: 1fr 1fr;
-    padding: 0 2rem;
-  }
-}

src/components/SideMenu.vue

@@ -1,7 +1,7 @@
 <template>
     <div class="side-menu">
         <div :key="index" v-for="(item, index) in data" class="side-menu-item">
-            <div v-if="item?.meta?.title" @click='clickItem(item)' class="side-menu-item-link">
+            <div v-if="item?.meta?.title" class="side-menu-item-link">
                 <RouterLink v-if="item.component" :to="item.path">{{ item.meta.title }}</RouterLink>
                 <span v-else>{{ item.meta.title }}</span>
             </div>
@@ -22,9 +22,9 @@ withDefaults(defineProps<sideMenuProps>(), {
     data: () => []
 })
 
-const clickItem = (item: RouteRecordRaw) => {
+// const clickItem = (item: RouteRecordRaw) => {
-    console.log(item)
+//     console.log(item)
-}
+// }
 
 </script>
 

src/components/VHeader.vue

@@ -1,6 +1,6 @@
 <template>
     <div class="header">
-        <img alt="Vue logo" class="logo" src="@/assets/logo.svg" width="40" height="40" />
+        <img alt="Vue logo" class="logo" src="@/assets/logo.svg" width="50" height="50" />
         <h1 class="header-title">{{ appName }}</h1>
     </div>
 </template>

src/router/routes.ts

@@ -13,35 +13,99 @@ const routes = [
       { 
         path: "/reactivity/reactive", 
         name: "reactive", 
-        meta: { title: "reactive基础用法" }, 
+        meta: { title: "reactive" }, 
         component: () => import("@/views/reactivity/ReactiveBase.vue")
       },
       { 
         path: "/reactivity/ref", 
         name: "ref", 
-        meta: { title: "ref基础用法" }, 
+        meta: { title: "ref" }, 
         component: () => import("@/views/reactivity/RefBase.vue")
       },
       { 
         path: "/reactivity/toref", 
         name: "toref", 
-        meta: { title: "toRef基础用法" }, 
+        meta: { title: "toRef" }, 
         component: () => import("@/views/reactivity/ToRefBase.vue")
       },
       { 
         path: "/reactivity/torefs", 
         name: "torefs", 
-        meta: { title: "toRefs基础用法" }, 
+        meta: { title: "toRefs" }, 
         component: () => import("@/views/reactivity/ToRefsBase.vue")
       },
       { 
         path: "/reactivity/toraw", 
         name: "toraw", 
-        meta: { title: "toRaw基础用法" }, 
+        meta: { title: "toRaw" }, 
         component: () => import("@/views/reactivity/ToRawBase.vue")
       }
     ]
   },
+  { 
+    path: "/computed", 
+    name: "computed", 
+    meta: { title: "计算属性" }, 
+    redirect: "/computed/base",
+    children: [
+      { 
+        path: "/computed/base", 
+        name: "computedBase", 
+        meta: { title: "computed示例" }, 
+        component: () => import("@/views/computed/ComputedBase.vue")
+      },
+      { 
+        path: "/computed/advan", 
+        name: "computedAdvan", 
+        meta: { title: "computed双向绑定" }, 
+        component: () => import("@/views/computed/ComputedAdvan.vue")
+      },
+    ]
+  },
+  { 
+    path: "/watch", 
+    name: "watch", 
+    meta: { title: "侦听器" }, 
+    redirect: "/watch/base",
+    children: [
+      { 
+        path: "/watch/base", 
+        name: "watchBase", 
+        meta: { title: "watch示例" }, 
+        component: () => import("@/views/watch/WatchBase.vue")
+      },
+      { 
+        path: "/watch/reactive", 
+        name: "watchReactive", 
+        meta: { title: "watch侦听响应式对象" }, 
+        component: () => import("@/views/watch/WatchReactive.vue")
+      },
+      { 
+        path: "/watch/effectbase", 
+        name: "effectBase", 
+        meta: { title: "watchEffect示例" }, 
+        component: () => import("@/views/watch/WatchEffectBase.vue")
+      },
+      { 
+        path: "/watch/effectinvalidate", 
+        name: "effectInvalidate", 
+        meta: { title: "watchEffect清除副作用函数" }, 
+        component: () => import("@/views/watch/WatchEffectInvalidate.vue")
+      },
+      { 
+        path: "/watch/callback",
+        name: "watchCallback", 
+        meta: { title: "watch回调的触发时机" }, 
+        component: () => import("@/views/watch/WatchCallback.vue")
+      },
+      { 
+        path: "/watch/stop", 
+        name: "watchStop", 
+        meta: { title: "watch停止侦听器" }, 
+        component: () => import("@/views/watch/WatchStop.vue")
+      },
+    ]
+  },
 ];
 
 export default routes;

src/views/computed/ComputedAdvan.vue

@@ -0,0 +1,29 @@
+<template>
+    <div>
+        <p><input type="text" v-model="secondName" /></p>
+        <p>{{ fullName }}</p>
+    </div>
+</template>
+
+<script setup lang="ts">
+import { computed, ref } from 'vue'
+
+const firstName = ref("张")
+const secondName = ref("三")
+const fullName = computed({
+    get: () => {
+        return `${firstName.value}${secondName.value}`
+    },
+    set: (value) => {
+        secondName.value = value
+    }
+})
+
+</script>
+
+<style scoped lang="less">
+input {
+    height: 30px;
+    padding: 0 8px;
+}
+</style>

src/views/computed/ComputedBase.vue

@@ -0,0 +1,27 @@
+<template>
+    <div>
+        <p><input type="number" v-model="number" /></p>
+        <p>{{ amount }}</p>
+    </div>
+</template>
+
+<script setup lang="ts">
+import { computed, ref } from 'vue'
+const number = ref(123456)
+const amount = computed(() => {
+    return number.value.toLocaleString('zh', {
+        style: 'currency',
+        currency: 'CNY',
+        minimumFractionDigits: 3
+    });
+})
+// amount.value = "11111"
+
+</script>
+
+<style scoped lang="less">
+input {
+    height: 30px;
+    padding: 0 8px;
+}
+</style>

src/views/watch/WatchBase.vue

@@ -0,0 +1,54 @@
+<template>
+    <div>
+        <p>
+            <select name="select" v-model="curPage">
+                <option v-for="(item, index) in options" :key="index" :value="item.value">{{ item.label }}</option>
+            </select>
+        </p>
+        <p>{{ res }}</p>
+    </div>
+</template>
+
+<script setup lang="ts">
+import { watch, ref } from 'vue'
+const options = [
+    {
+        label: "第一页",
+        value: 1
+    },
+    {
+        label: "第二页",
+        value: 2
+    },
+    {
+        label: "第三页",
+        value: 3
+    },
+    {
+        label: "第四页",
+        value: 4
+    },
+    {
+        label: "第五页",
+        value: 5
+    }
+]
+const curPage = ref(1)
+const res = ref("")
+watch(
+    curPage,
+    (newValue) => {
+        const curItem = options.filter((item) => item.value === newValue)[0]
+        res.value = `${curItem.label} 的数据`
+    },
+    // {immediate: true}
+)
+
+</script>
+
+<style scoped lang="less">
+select {
+    height: 30px;
+    padding: 0 8px;
+}
+</style>

src/views/watch/WatchCallback.vue

@@ -0,0 +1,40 @@
+<template>
+    <div>
+        <div ref="listDom">
+            <p>1</p>
+            <p>2</p>
+            <p>3</p>
+            <p>4</p>
+            <p>5</p>
+            <p>6</p>
+        </div>
+        <br />
+        <div ref="resDom"></div>
+    </div>
+</template>
+
+<script setup lang="ts">
+import { 
+    ref,
+    watchEffect, 
+    // watchPostEffect
+} from 'vue'
+const listDom = ref<HTMLDivElement>()
+const resDom = ref<HTMLDivElement>()
+const selectElement = ref(3)
+
+watchEffect(() => {
+    const selectElem = listDom.value.querySelectorAll("p")[selectElement.value]
+    resDom.value.append(selectElem)
+}, {
+    flush: 'post'
+})
+
+// watchPostEffect(() => {
+//     const selectElem = listDom.value.querySelectorAll("p")[selectElement.value]
+//     resDom.value.append(selectElem)
+// })
+
+</script>
+
+<style scoped lang="less"></style>

src/views/watch/WatchEffectBase.vue

@@ -0,0 +1,59 @@
+<template>
+    <div>
+        <p>
+            <select name="select" v-model="curPage">
+                <option v-for="(item, index) in options" :key="index" :value="item.value">{{ item.label }}</option>
+            </select>
+        </p>
+        <p>watch: {{ watchRes }}</p>
+        <p>watchEffect: {{ watchEffectRes }}</p>
+    </div>
+</template>
+
+<script setup lang="ts">
+import { watch, watchEffect, ref } from 'vue'
+const options = [
+    {
+        label: "第一页",
+        value: 1
+    },
+    {
+        label: "第二页",
+        value: 2
+    },
+    {
+        label: "第三页",
+        value: 3
+    },
+    {
+        label: "第四页",
+        value: 4
+    },
+    {
+        label: "第五页",
+        value: 5
+    }
+]
+const curPage = ref(1)
+const watchRes = ref("")
+watch(
+    curPage,
+    (newValue) => {
+        const curItem = options.filter((item) => item.value === newValue)[0]
+        watchRes.value = `${curItem.label} 的数据`
+    },
+)
+const watchEffectRes = ref("")
+watchEffect(() => {
+    const curItem = options.filter((item) => item.value === curPage.value)[0]
+    watchEffectRes.value = `${curItem.label} 的数据`
+})
+
+</script>
+
+<style scoped lang="less">
+select {
+    height: 30px;
+    padding: 0 8px;
+}
+</style>

src/views/watch/WatchEffectInvalidate.vue

@@ -0,0 +1,69 @@
+<template>
+    <div>
+        <p>
+            <select name="select" v-model="curPage">
+                <option v-for="(item, index) in options" :key="index" :value="item.value">{{ item.label }}</option>
+            </select>
+        </p>
+        <p>{{ watchEffectRes }}</p>
+    </div>
+</template>
+
+<script setup lang="ts">
+import { watchEffect, ref } from 'vue'
+const options = [
+    {
+        label: "第一页",
+        value: 1
+    },
+    {
+        label: "第二页",
+        value: 2
+    },
+    {
+        label: "第三页",
+        value: 3
+    },
+    {
+        label: "第四页",
+        value: 4
+    },
+    {
+        label: "第五页",
+        value: 5
+    }
+]
+const curPage = ref(1)
+const watchEffectRes = ref("")
+watchEffect((onInvalidate) => {
+    const curItem = options.filter((item) => item.value === curPage.value)[0]
+    watchEffectRes.value = `${curItem.label} 的数据`
+    console.log('watchEffect副作用函数执行了！')
+    onInvalidate(() => {
+        console.log("onInvalidate清除副作用函数执行了！")
+    })
+})
+
+
+
+
+
+
+
+
+
+
+// 清除副作用函数特点
+// 副作用函数初始化执行时，清除副作用函数不执行。
+// 侦听变化触发副作用函数都会执行一次清除副作用函数。
+// 清除副作用函数优先于副作用函数执行。
+// 组件被销毁的时候清除副作用函数再次执行。
+
+</script>
+
+<style scoped lang="less">
+select {
+    height: 30px;
+    padding: 0 8px;
+}
+</style>

src/views/watch/WatchReactive.vue

@@ -0,0 +1,74 @@
+<template>
+    <div>
+        <p>
+            <select name="select" v-model="curPage.page">
+                <option v-for="(item, index) in options" :key="index" :value="item.value">{{ item.label }}</option>
+            </select>
+            <!-- <input type="number" v-model="curPage.limit" />  -->
+        </p>
+        <p>{{ res }}</p>
+    </div>
+</template>
+
+<script setup lang="ts">
+import { watch, reactive, ref } from 'vue'
+const options = [
+    {
+        label: "第一页",
+        value: 1
+    },
+    {
+        label: "第二页",
+        value: 2
+    },
+    {
+        label: "第三页",
+        value: 3
+    },
+    {
+        label: "第四页",
+        value: 4
+    },
+    {
+        label: "第五页",
+        value: 5
+    }
+]
+const curPage = reactive({
+    page: 1,
+    limit: 10
+})
+const res = ref("")
+watch(
+    // curPage.page,
+    () => curPage.page,
+    (newValue) => {
+        const curItem = options.filter((item) => item.value === newValue)[0]
+        res.value = `${curItem.label} 的数据`
+    },
+    {
+        immediate: true
+    }
+)
+
+// watch(
+//     () => curPage,
+//     (newValue) => {
+//         const curItem = options.filter((item) => item.value === newValue.page)[0]
+//         res.value = `${curItem.label} 的 ${newValue.limit} 条数据`
+//     },
+//     {
+//         immediate: true,
+//         deep: true
+//     }
+// )
+
+</script>
+
+<style scoped lang="less">
+select,input {
+    height: 30px;
+    padding: 0 8px;
+    box-sizing: border-box;
+}
+</style>

src/views/watch/WatchStop.vue

@@ -0,0 +1,62 @@
+<template>
+    <div>
+        <p>
+            <select name="select" v-model="curPage">
+                <option v-for="(item, index) in options" :key="index" :value="item.value">{{ item.label }}</option>
+            </select>
+            <button @click="watchStop">停止侦听</button>
+        </p>
+        <p>{{ res }}</p>
+    </div>
+</template>
+
+<script setup lang="ts">
+import { watch, ref } from 'vue'
+const options = [
+    {
+        label: "第一页",
+        value: 1
+    },
+    {
+        label: "第二页",
+        value: 2
+    },
+    {
+        label: "第三页",
+        value: 3
+    },
+    {
+        label: "第四页",
+        value: 4
+    },
+    {
+        label: "第五页",
+        value: 5
+    }
+]
+const curPage = ref(1)
+const res = ref("")
+const stop = watch(
+    curPage,
+    (newValue) => {
+        const curItem = options.filter((item) => item.value === newValue)[0]
+        res.value = `${curItem.label} 的数据`
+    }
+)
+
+const watchStop = () => {
+    stop()
+}
+
+
+
+</script>
+
+<style scoped lang="less">
+select,
+button {
+    height: 30px;
+    padding: 0 8px;
+    box-sizing: border-box;
+}
+</style>