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  • vue 非父子通信

    <!DOCTYPE html>
    <html lang="zh-CN">
    <head>
        <meta http-equiv="content-Type" charset="UTF-8">
        <meta http-equiv="x-ua-compatible" content="IE=edge">
        <meta name="viewport" content="width=device-width, initial-scale=1">
        <title>Title</title>
        <script src="https://cdn.jsdelivr.net/npm/vue@2.5.17/dist/vue.js"></script>
    </head>
    <body>
        <div id="app">
            <maweihua></maweihua>
            <kangchen></kangchen>
        </div>
        <script>
            let hanfei = new Vue();
            let maweihua = {
                template: `<div>
                            <h1>这是马伟华</h1>
                            <button @click="my_click">点我向康抻说话</button>
                            </div>`,
                methods: {
                    my_click: function () {
                        console.log("")
                        // 向康抻说话
                        // 向中间调度器提交事件
                        hanfei.$emit("maweihua_say", "晚上等我一起吃饭~~~")
                    }
                }
            };
            let kangchen = {
                template: `<div><h1>这是康抻</h1>{{say}}</div>`,
                data(){
                  return {
                      say: ""
                  }
                },
                mounted(){
                    // 监听中间调度器中的方法
                    let that = this;
                    hanfei.$on("maweihua_say", function (data) {
                        console.log(data)
                        that.say = data
                    })
                }
            };
    
            const app = new Vue({
                el: "#app",
                components: {
                    maweihua: maweihua,
                    kangchen: kangchen
                }
            })
    
        </script>
    </body>
    </html>

     

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  • 原文地址:https://www.cnblogs.com/bozhengheng/p/12070596.html
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