获取DOM

<template>
<div>
<header-vue :msg="msg" ref="header">heheh</header-vue>
<body-vue></body-vue>
<footer-vue></footer-vue>
<div ref="div">{{msg}}</div>
</div>
</template>

<script>

export default{
data(){
return{
msg:"这是一个aaa"
}
},
methods:{

},created(){//数据装载之前获取DOM
//获取不到DOM
},
mounted(){//数据装载完成获取DOM
console.log(this.$refs.div.innerHTML);//获取原生DOM
console.log(this.$refs.header.$el.innerHTML);//获取组件DOM
}
}

</script>

<style>

</style>