vue組件動態新增研究

開發中...

by cactus77kiki

HTML

<script src='https://cdnjs.cloudflare.com/ajax/libs/vue/2.6.10/vue.min.js'></script>
<div id="app">
  <ele-test :list="dolist" >
    
  </ele-test>

  <h2>Todos:</h2>
  <ol>
    <li v-for="todo in todos">
      <label>
        <input type="checkbox"
          v-on:change="toggle(todo)"
          v-bind:checked="todo.done">

        <del v-if="todo.done">
          {{ todo.text }}
        </del>
        <span v-else>
          {{ todo.text }}
        </span>
      </label>
    </li>
  </ol>
</div>

CSS

body {
  background: #20262E;
  padding: 20px;
  font-family: Helvetica;
}

#app {
  background: #fff;
  border-radius: 4px;
  padding: 20px;
  transition: all 0.2s;
}

li {
  margin: 8px 0;
}

h2 {
  font-weight: bold;
  margin-bottom: 15px;
}

del {
  color: rgba(0, 0, 0, 0.3);
}

JavaScript

Vue.component('ele-test',
	{
  	props: ['list'],
  	template: `<div><button type="button" v-on:click="addrow">加一筆資料</button><ul><li v-for="n in datalist">{{n.id}}-<input type="text" v-model="n.name"/></li></ul></div>`,
  	data: function () {
    	return {
      	count: 0,
        datalist: this.list,
        emptyInput:{"id": 1, "name": ""}
      }
    },
    methods:{
    	addrow: function(){
      	this.resetInput();
      	var arry =  JSON.parse(JSON.stringify(this.datalist));       
        this.emptyInput.id=arry.length+1;
        arry.push(this.emptyInput);
        this.datalist = JSON.parse(JSON.stringify(arry));
      },
      resetInput: function(){
      	this.emptyInput.id=1;
        this.emptyInput.name="";
      }    
    }
  })

new Vue({
  el: "#app",
  data: {
    todos: [
      { text: "Learn JavaScript", done: false },
      { text: "Learn Vue", done: false },
      { text: "Play around in JSFiddle", done: true },
      { text: "Build something awesome", done: true }
    ],
    dolist:[{"id": 1, "name": "toto"},{"id": 2, "name": "wowo"},{"id": 3, "name": "yoyo"}],
    //dolist:[]
  },
  methods: {
  	toggle: function(todo){
    	todo.done = !todo.done
    }
  }
})