vue -cli to do list 实例

1. 正文

<template>
  <div id="app">
    <h1 v-html = "title"></h1>
    <input v-model="newItem" v-on:keyup.enter="addNew" ></input>
    <ul>
      <li v-for="item in items" v-bind:class="{finished:item.isFinished}" v-on:click="toggleFinish(item)">{{item.label}}</li>
    </ul>
  </div>
 
</template>


<script>
import Store from './store'
export default {
  data:function(){
    return {
      title:"This is a Todolist",
      items:Store.fetch(),
      newItem:""
    }
  },
  watch:{
    items:{
      handler:function(items){
        Store.save(items)
      },
      deep:true
    }
  },
  methods:{
    toggleFinish:function(item){
      item.isFinished = !item.isFinished
    },
    addNew:function(){
      this.items.push({
        label:this.newItem,
        "isFinished":false 
      })
      this.newItem=""
    }
  }
}
</script>

<style>
.finished{
  text-decoration:line-through;
}
li{
  list-style:none;
  font-size:1.6em;
  margin-top:10px;
}

#app {
  background-image:url(./576df1167c887_1024.jpg);
  font-family: 'Avenir', Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-align: center;
  color: #2c3e50;
  margin-top: 60px;
}
input{
  width:230px;
  height:40px;
  border-radius:20px;
  padding: 0.4em 0.35em;
  border:3px solid #CFCFCF;
  font-size: 1.55em;
}
</style>

const STORAGE_KEY='todos-vuejs'
export default {
 fetch:function(){
  return JSON.parse(window.localStorage.getItem(STORAGE_KEY)||'[]');
 },
 save:function(items){
  window.localStorage.setItem(STORAGE_KEY,JSON.stringify(items))
 }
}

运行：

下载后进入项目目录执行 npm install 命令导入依赖模块。

执行以下命令启动项目：

npm run dev

此项目端口号设为 6060。

效果：

参考资料和源码：

https://www.runoob.com/vue2/vue-examples.html

https://github.com/xiamaocheng/vuedemo