Mon May 22 01:31:00 UTC 2023 inscode

src/App.vue

 <script setup>
 import parent from './page/ziChuanFuVal/parent.vue';
 import watchEffect from './page/watchEffect/watchEffect.vue';
-import baba from './page/fuChuanZiVal/baba.vue';
+import erzi from './page/fuChuanZiVal/erzi.vue';
+
+let name = '小明'
 </script>
 
 <template>
   <!-- <parent></parent> -->
   <!-- <watchEffect></watchEffect> -->
-  <baba></baba>
+  <erzi :title="name"></erzi>
 </template>
 
 <style scoped>

src/page/fuChuanZiVal/erzi.vue

 <script setup>
-import { defineProps, onMounted } from 'vue';
 const props = defineProps({
-  title: {
-    type: String,
+  title:{
+    type:String,
     default: '默认值'
   }
 });
 
-onMounted(() => {
-    console.log(props.title);
-})
-
+console.log(props.title);
 </script>
 <template>
     <div>