vue3.2 reactive函数问题小结

<script setup>
  //数据
  let job = reactive({
    type: '前端工程师',
    salary: '20K'
  })
 
  //方法
  function changeInfo() {
    job.type = 'UI设计师'
    job.salary = '30K'
  }
</script>

<script setup>
  //数据
  let job = ref({
    type: '前端工程师',
    salary: '20K'
  })
  
  //方法
  function changeInfo() {
    job.value.type = 'UI设计师'
    job.value.salary = '30K'
  }
</script>

<template>
  <h1>一个人的信息</h1>
  <h2>姓名：{{ person.name }}</h2>
  <h2>年龄：{{ person.age }}</h2>
  <h3>工作种类：{{ person.job.type }}</h3>
  <h3>工作薪水：{{ person.job.salary }}</h3>
  <h3>爱好：{{ person.hobby }}</h3>
  <h3>测试的数据c：{{ person.job.a.b.c }}</h3>
  <button @click="changeInfo">修改人的信息</button>
</template>
 
<script setup>
import { reactive } from "vue";
//数据
let person = reactive({
  name: "张三",
  age: 18,
  job: {
    type: "前端工程师",
    salary: "20K",
    a: {
      b: {
        c: 666,
      },
    },
  },
  hobby: ["打球", "跑步", "健身"],
});
 
//方法
function changeInfo() {
  person.name = "李四";
  person.age = 50;
  person.job.type = "UI设计师";
  person.job.salary = "30K";
  person.job.a.b.c = 999;
  person.hobby[0] = "学习";
}
</script>