非父子组件的传值问题
2019-01-02 本文已影响10人
puxiaotaoc
1、Bus/总线/发布订阅模式/观察者模式的方法；
2、Vuex方法；
<!DOCTYPE html>
<html lang="en" dir="ltr">
<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='./vue.js'></script>
</head>
<body>
<div id="app">
<child content="puxiaotao"></child>
<child content="cc"></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'
})
</script>
</body>
</html>
