葫芦的运维日志

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---

传引用一改皆改，传值一改改一。

点击下面 标题和删除按钮观察变化

App.vue

<!-- 1模板:html结构 -->
<template>
  <div id="app">
    <app-header v-bind:title1="title1"></app-header>
    <users v-bind:users="users"></users>
    <users v-bind:users="users"></users>

    <app-footer v-bind:title1="title1"></app-footer>
  </div>
</template>

<!-- 2行为:逻辑处理 -->
<script>
  // 局部注册组件
  import Users from './components/Users'
  import Header from './components/Header'
  import Footer from './components/Footer'

  export default {
    name: 'App',
    data() {
      return {
        // title: "这是一个干净的脚手架项目!"
        users:[
          {name:"brownwang",position:"运维开发",show:false},
          {name:"brownwang",position:"运维开发",show:false},
          {name:"brownwang",position:"运维开发",show:false},
          {name:"brownwang",position:"运维开发",show:false},
          {name:"brownwang",position:"运维开发",show:false},
          {name:"brownwang",position:"运维开发",show:false},
          {name:"brownwang",position:"运维开发",show:false},
          {name:"brownwang",position:"运维开发",show:false},
          {name:"brownwang",position:"运维开发",show:false},
          {name:"brownwang",position:"运维开发",show:false}],
        title1:"传递的是一个值 number string boolean"
      }
    },
    components: {
      "users": Users,
      "app-header": Header,
      "app-footer": Footer

    }
  }
</script>

<!-- 3样式:解决样式 -->
<style scoped>
  h1 {
    color: purple;
  }
</style>

Footer.vue

<template>
 <footer>
   <p>{{copyright}}{{title1}}</p>
 </footer>
</template>

<script>
export default {
  name: 'app-footer',
    props:{
    title1:{
      type:String
    }
  },
  data () {
    return {
      copyright:'Copyright 2019 Vue Demo'
    }
  }
}
</script>

<!-- Add "scoped" attribute to limit CSS to this component only -->
<style scoped>
  footer{
    background:#222;
    padding:6px;
  }
  p{
    color:lightgreen;
    text-align:center;
  }
</style>

Header.vue

<template>
  <header v-on:click="changetitle">
    <h1>{{title}}{{title1}}</h1>
  </header>
</template>

<script>
  export default {
    name: 'app-header',
    props: {
      title1: {
        type: String
      }
    },
    data() {
      return {
        title: 'Vue.js Demo'
      }
    },
    methods: {
      changetitle: function () {
        this.title1 = 'changed';
      }
    }
  }
</script>

<!-- Add "scoped" attribute to limit CSS to this component only -->
<style scoped>
  header {
    background: lightgreen;
    padding: 10px;
  }

  h1 {
    color: #222;
    text-align: center;
  }
</style>

 

葫芦的运维日志

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