vue中全局组件与局部组件的注册，以及动态绑定props值 

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
    <script src="https://cdn.jsdelivr.net/npm/vue/dist/vue.js"></script>
    <style>
        #app{
            width:100%;
            height:100px;
            background:red;
        }
        .box{
            width:100%;
            height:30px;
            background:yellow;
        }
    </style>
</head>
<body>
<div id="app" @click="onmessage()">
    {{ message }}
    <one-component todo="haha"></one-component>
    <two-component a="enen"></two-component>
    <div class="box" v-for="(item,index) in lala" :key="index">
            <laaaaaa :bbb="item"></laaaaaa>
    </div>

</div>
<script>
    var objarr=[
        {id:0,text:"二"},
        {id:1,text:"三"},
        {id:2,text:"四"},
        {id:3,text:"五"},
        {id:4,text:"六"},
        {id:5,text:"七"}
    ]
    Vue.component('one-component',{//全局注册
        template:`<div>我是组件{{ todo }}</div>`,
        props:['todo']
    });
    Vue.component('two-component',{//全局注册
        data(){
            return{
                bb:"值"
            }
        },
        template:`<div>我是第二个全局组件{{ a }}{{ bb }}</div>`,
        props:["a"]
    });
    var componentA = { //局部注册组件
            template:`<div>我是局部组件{{ hehe }}{{ bbb.id }}{{ bbb.text }}</div>`,
            data(){
                return{
                    hehe:"我是子组件的值"
                }
            },
            props:["bbb"]
        }
var app=new Vue({
    el:"#app",
    components:{
        "laaaaaa":componentA
    },
    data:{
        message:'页面加载于' + new Date().toLocaleString(),
        lala:objarr
    },
    methods: {
        onmessage(){
            this.message='haha'  
        }
    },
    mounted() {
        console.log(this.lala);
    }
});


</script>
</body>
</html>

 

posted @ 2019-04-30 21:33  古墩古墩  Views(1553)  Comments(0)    收藏  举报