changes

2022-11-03 16:53:15 +08:00 · 2022-11-03 16:53:15 +08:00 · b3331413e7
parent 7fcb9b872d
commit b3331413e7
2 changed files with 51 additions and 0 deletions
--- a/10-组件化开发/07-父子组件的通信/07-2子组件向父组件的通信（emit）/复习子传父.html
+++ b/10-组件化开发/07-父子组件的通信/07-2子组件向父组件的通信（emit）/复习子传父.html
@ -0,0 +1,51 @@
 <!DOCTYPE html>
 <html lang="en">
 <head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
 </head>
 <body>
  <!-- 数值从子组件传到父组件 -->
  <div id="app">
    <apps @btn_click="shower"></apps>
    <h1>{{num}}</h1>
  </div>
  <template id="tpl">
    <div>
      <h1>这是子组件{{dnum}}</h1>
      <button @click="Changes()">点击</button>
    </div>
  </template>
 </body>
 <script src="../../../JavaScript/vue.js"></script>
 <script>
  new Vue({
    el:"#app",
    data:{
      num:0
    },
    methods:{
      shower(val){
        this.num="这是父组件"+val
      }
    },
    components:{
      'apps':{
        template:"#tpl",
        data(){
          return {
            dnum:"HelloVueComponents"
          }
        },
        methods: {
          Changes(){
            this.$emit("btn_click",this.dnum)
          }
        },
      }
    }
  })
 </script>
 </html>
--- a/10-组件化开发/09-组件高级使用/slot插槽的基本使用/index.html
+++ b/10-组件化开发/09-组件高级使用/slot插槽的基本使用/index.html