<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
</head>
<body>
<h5>显示图片v-show</h5>
<!-- 2.html的结构 -->
<div id="app">
<input type="button" value="切换显示状态" @click="changeIsShow">
<input type="button" value="累计年龄" @click="addAge"><br>
<img v-show="isShow" src="images/猫和老鼠.gif" >
<img v-show="age>=19" src="images/猫和老鼠.gif" >
</div>
<!-- 1.开发环境版本 -->
<script src="js/vue.js"> </script>
<!-- 3.创建vue实例 -->
<script>
var app = new Vue({
el:"#app",
data: {
isShow:false,
age:18
},
methods:{
changeIsShow: function(){
this.isShow = !this.isShow;
},
addAge:function(){
this.age++;
}
},
})
</script>
</body>
</html>
原文：https://www.cnblogs.com/ma1998/p/13728029.html