<!doctype html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="Generator" content="EditPlus®">
<meta name="Author" content="">
<meta name="Keywords" content="">
<meta name="Description" content="">
<title>Document</title>
<script src="./vue.js"></script>
</head>
<body>
<div id="root">
<counter ref="one" @change="handleChange"></counter>
<counter ref="two" @change="handleChange"></counter>
<div>{{total}}</div>
</div>
<script>
Vue.component('counter',{
template:'<div @click="handleClick">{{number}}</div>',
data:function(){
return {
number:0
}
},
methods:{
handleClick:function(){
this.number++ ;
this.$emit('change');
}
}
})
var vm = new Vue({
el:"#root",
data:{
total : 0
},
methods:{
handleChange:function(){
this.total = this.$refs.one.number + this.$refs.two.number
}
}
})
</script>
</body>
</html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="Generator" content="EditPlus®">
<meta name="Author" content="">
<meta name="Keywords" content="">
<meta name="Description" content="">
<title>Document</title>
<script src="./vue.js"></script>
</head>
<body>
<div id="root">
<counter ref="one" @change="handleChange"></counter>
<counter ref="two" @change="handleChange"></counter>
<div>{{total}}</div>
</div>
<script>
Vue.component('counter',{
template:'<div @click="handleClick">{{number}}</div>',
data:function(){
return {
number:0
}
},
methods:{
handleClick:function(){
this.number++ ;
this.$emit('change');
}
}
})
var vm = new Vue({
el:"#root",
data:{
total : 0
},
methods:{
handleChange:function(){
this.total = this.$refs.one.number + this.$refs.two.number
}
}
})
</script>
</body>
</html>