Ep09#10 - Giữ các components alive khi chuyển đổi Vue.js (ok)

C:\Users\Administrator\OneDrive\Desktop\vuejs2\src\components\HelloWorld.vue

<template>
  <div class="container">
    <h1>{{ name }}</h1>
    <h1>{{ age }}</h1>
    <p>
      For a guide and recipes on how to configure / customize this project,<br>
      check out the
      <a href="https://cli.vuejs.org" target="_blank" rel="noopener">vue-cli documentation</a>.
    </p>
    <button @click="changeName">changeName</button>
    <button @click="changePage='Page1'">Change Page 1</button>
    <button @click="changePage='Page2'">Change Page 2</button>
    {{ changePage }}
    <hr>
    <div class="row">
      <div class="col-md-6">
        <hitest>
          <p slot="name">{{ name }}</p>
          <p>{{ description }}</p>
        </hitest>
      </div>
      <div class="col-md-6">
        <pitest></pitest>
      </div>
      <hr>
      <div class="col-md-12">
        <keep-alive>
          <component :is="changePage"></component>
        </keep-alive>
      </div>
      <p>Change</p>
      <hr>
    </div>
  </div>
</template>
<script>
import Hitest from "./Hitest.vue";
import Pitest from "./Pitest.vue";
import Page1 from "./Page1.vue";
import Page2 from "./Page2.vue";
export default {
  name: 'HelloWorld',
  data: function() {
    return {
      name: "Skype",
      age: 18,
      description: "Description",
      changePage: 'Page1'
    }
  },
  components: {
    Hitest,
    Pitest,
    Page1,
    Page2
  },
  methods: {
    changeName() {
      this.name = "change Name";
    },
    resetNameCallback() {
      this.name = 'resetNameCallback';
    },
    changeAge() {
      this.age = 34;
    }
  }
}
</script>

C:\Users\Administrator\OneDrive\Desktop\vuejs2\src\components\Page1.vue

<template>
  <div class="hello">
    <h1>{{ name }}</h1>
  </div>
</template>
<script>
export default {
  name: 'Page1',
  data: function() {
    return {
      name: "Page1"
    }
  }
}
</script>

C:\Users\Administrator\OneDrive\Desktop\vuejs2\src\components\Page2.vue

<template>
  <div class="hello">
    <h1>{{ number }}</h1>
    <button @click="increment">Increment</button>
  </div>
</template>
<script>
export default {
  name: 'Page2',
  data: function() {
    return {
      number: 0
    }
  },
  methods: {
    increment() {
      this.number++;
    }
  }
}
</script>