<template>
  <div class="person">
    <h2>姓名：{{ person.name }}</h2>
    <h2>年龄：{{ person.age }}</h2>
    <button @click="changeName">修改名字</button>
    <button @click="changeAge">修改年龄</button>
   
  </div>
</template>

<script lang="ts" setup name="Person2">
  import {reactive, toRefs,toRef} from 'vue'
 
  //数据
  let person = reactive({
    name:'张三',
    age:18
  })

  let {name,age} = toRefs(person)
  let nl = toRef(person , 'age')
  console.log(nl.value)

  function changeName(){
    name.value += '~'
  }
 
  function changeAge(){
    age.value += 1
  }
 
</script>

<style scoped>
  .person{
    background-color: aquamarine;
    box-shadow: 0 0 10px;
    border-radius: 10px;
    padding: 20px;
  }
</style>