<body>
<div id="app">
<div v-memo="[name, age]">
<h2>姓名: {{ name }}</h2>
<h2>年龄: {{ age }}</h2>
<h2>身高: {{ height }}</h2>
</div>
<button @click="updateInfo">改变信息</button>
</div>
<script src="../lib/vue.js"></script>
<script>
// 1.创建app
const app = Vue.createApp({
// data: option api
data: function() {
return {
name: "why",
age: 18,
height: 1.88
}
},
methods: {
updateInfo: function() {
// this.name = "kobe"
this.age = 20
}
}
})
// 2.挂载app
app.mount("#app")
</script>
</body>
原创文章，作者：ItWorker，如若转载，请注明出处：https://blog.ytso.com/280919.html