<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title></title>
<link rel="stylesheet" href="css/bootstrap.min.css">
<script src="js/vue.js"></script>
</head>
<body>
<div id="app">
<h3 ref="myh3">哈哈哈哈，龍哥你太帥了！！！</h3>
<input type="button" class="btn btn-info" value="ref獲取元素" @click="getElement"/>
<p>{{msg}}</p>
<login ref="mylogin"></login>
</div>
<script>
var app = new Vue({
el:"#app",
data:function(){
return {
msg:""
}
},
methods:{
getElement:function(){
//reference 引用的意思
this.msg = this.$refs.myh3.innerText;
console.log(this.$refs.mylogin.sonMsg);
this.$refs.mylogin.show();
}
},
components:{
login:{
template:'<h3>我是子組件</h3>',
data:function(){
return {
sonMsg:'我是兒子'
}
},
methods:{
show:function(){
alert(this.sonMsg);
}
}
}
}
});
</script>
</body>
</html>
