[Vue基础实战]子组件向父组件传值

参考代码:

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>子组件向父组件传值</title>    
</head>
<body>    
    <div id="app">
     <son @func="show"></son>
     <div class="parent">
         {{name}}<span v-if="dataFormSon.name">有一个儿子叫{{dataFormSon.name}},今年{{dataFormSon.age}}岁了</span>
     </div>
    </div>
    <template id="tmp1">
        <div class="son">
            <h3>子组件</h3>
            <input type="button" value="找父亲" @click="findparent">
        </div>
    </template>
    <script src="../js/vue.js"></script>     
    <script>     
        var wm = new Vue({
            el: '#app',
            data:{               
                name:'老马',
                dataFormSon:{}
            },
            methods: {
                show(data){
                    this.dataFormSon=data;                    
                }
            },
            components: { 
                son:{
                    template: '#tmp1',
                    data() {
                        return {
                            sonmsg: {name:'小马',age:13}
                        }
                    },
                    methods: {
                        findparent() {
                            this.$emit('func', this.sonmsg);                           
                        }
                    }
                }
             }
        });
    </script>
</body>
</html>

 

posted @ 2021-01-14 17:53  dshow  阅读(80)  评论(0)  编辑  收藏  举报