<html lang="en">
<head>
<meta charset="UTF-8">
<title>非父子组件间传值（Bus/总线/发布订阅模式/观察者模式）</title>
<script src="js/vue.js"></script>
<link rel="stylesheet" href="css/demo.css">
</head>
<body>
<div id="app">
<child content="Lu"></child>
<child content="ffy"></child>
</div>
<script>
Vue.prototype.bus=new Vue()
Vue.component('child',{
data:function () {
return{
selfContent:this.content
}
},
props:{
content:String
},
template:'<div @click="handleClick">{{selfContent}}</div>',
methods:{
handleClick:function () {
this.bus.$emit('change',this.selfContent)
}
},
mounted:function () {
var this_=this
this.bus.$on('change',function (msg) {
this_.selfContent=msg
})
}
})
var vm =new Vue({
el:'#app',
data:{
}
})
</script>
</body>
</html>
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