036.Vue3入门,组件的生命周期
1、App.vue代码如下:
<template> <div> <h3>主页面</h3> <button @click="change">改变</button> </div> </template> <script> export default { beforeCreate() { console.log('beforeCreate') }, created() { console.log('created') }, beforeMount() { console.log('beforeMount') }, beforeUpdate() { console.log('beforeUpdate') }, beforeDestroy() { console.log('beforeDestroy') }, mounted() { console.log('mounted') }, updated() { console.log('updated') }, destroyed() { console.log('destroyed') }, methods: { change() { console.log('change') } } } </script>
2、效果如下: