举个栗子:
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
<script src="../Vue.js"></script>
<template id="tpl1">
<h3>我是父组件 -->{{msg}}</h3>
<bbb @child-data="get"></bbb>
</template>
<template id="tpl2">
<input type="button" value="发送" @click="send()">
<h4>我是子组件 -->{{msg2}}</h4>
</template>
<script>
//子组件取父组件的数据
window.onload = function () {
new Vue({
el:"#div",
//局部小组件
components:{
‘aaa‘:{
data: function () {
return {
msg:‘我是父组件的数据‘
}
},
template:‘#tpl1‘,
methods: {
get: function (m) {
this.msg = m;
}
},
components:{
‘bbb‘:{
data: function () {
return {
msg2: ‘我是子组件‘
}
},
template:"#tpl2",
methods: {
send:function (){
this.$emit(‘child-data‘,this.msg2);
}
}
}
}
}
}
})
}
</script>
</head>
<body>
<div id="div">
<aaa></aaa>
</div>
</body>
</html>
原文:http://www.cnblogs.com/4thmonth/p/7163334.html