Vue v-show 指令

https://www.bilibili.com/video/BV12J411m7MG/?p=11

根据表达值的真假，切换元素的显示和隐藏

<div id="app">
  <img src="地址" v-show="true">
  <img src="地址" v-show="isShow">
  <img src="地址" v-show="isNotShow">
  <img src="地址" v-show="age>=18">
</div>

var app = new Vue({
  el:"#app",
  data:{
    isShow:true,
    isNotShow:false,
    age:16
  }
})