笔记：3.10课程笔记

3.10/Vue3Proj/vue-project/src/hook2.vue

@@ -0,0 +1,16 @@
+<template>
+    <div>
+      <hook1 v-if="flag"></hook1>
+      <button @click="flag = !flag">change</button>
+    </div>
+  </template>
+  
+  <script setup lang="ts">
+  import hook1 from "./hook1.vue"
+  import {ref} from 'vue'
+  
+  let flag = ref<boolean>(true)
+  </script>
+  
+  <style lang="less">
+  </style>