vue实现简单学生信息管理

时间:2020-05-29 炸呼呼人气:2
本文实例为大家分享了vue实现学生信息管理的具体代码，供大家参考，具体内容如下
代码：
<!DOCTYPE html>
<html lang="en">
<head>
 <meta charset="UTF-8">
 <title>学生信息管理</title>
 <link rel="stylesheet" href="./lib/bootstrap.css" >
 <script src="./lib/vue.js"></script>
 <style type="text/css">
  #app{
   margin: 10px;
  }
 </style>
</head>
<body>
<div id="app">
 <form class="form-inline">
  <div class="form-group">
   <label>学号：</label>
   <input type="text" class="form-control" v-model="stuNo">
  </div>  
  <div class="form-group">
   <label>姓名：</label>
   <input type="email" class="form-control" v-model="name" @keyup.enter="add">
  </div> 
  <input type="button" class="btn btn-primary" value="添加" @click="add">
      
  <div class="form-group">
   <label>搜索姓名关键字：</label>
   <input type="email" class="form-control" v-model="keywords" @keyup.enter="search(keywords)" v-focus>
  </div>
 </form>
 <br/>
 <table class="table table-bordered" >
  <thead>
  <th>学号</th>
  <th>姓名</th>
  <th>添加时间</th>
  <th>操作</th>
  </thead>
  <tbody v-for="(item,i) in search(keywords)" :key="item.stuNo" >
  <tr>
   <td>{{item.stuNo}}</td>
   <td>{{item.name}}</td>
   <td>{{item.cTime | dateFormat}}</td>
   <td><a href="" @click.prevent=" del(item.stuNo)">删除</a></td>
  </tr>
  </tbody>
 </table>
</div>

<script>
 // 自定义自动获取焦点的全局指令
 Vue.directive('focus',{
  // 当被绑定的元素插入到 DOM 中时……
  inserted: function (el) {
   // 聚焦元素
   el.focus()
  }
 })
 var vm = new Vue({
  el:'#app',
  data:{
   stuNo:'',
   name:'',
   keywords:'',
   list:[
    {
     stuNo:1710204016,
     name:'刘小红',
     cTime:new Date()
    },
    {
     stuNo:1710204007,
     name:'李大明',
     cTime:new Date()
    }
   ]
  },
  methods:{
   add(){
    var newInfo = {stuNo:this.stuNo, name:this.name, cTime:new Date()}
    this.list.push(newInfo)
    this.stuNo=this.name=''
   },
   del(stuNo){
    this.list.some((item,i)=>{
     if(item.stuNo===stuNo){
      this.list.splice(i,1)
      return true;
     }
    })
   },
   search(keywords){
    // var newList = []
    // this.list.forEach(item=>{
    //  if(item.name.indexOf(keywords)!=-1){
    //   newList.push(item)
    //  }
    // })
    // return newList
    return this.list.filter(item=>{
     if(item.name.includes(keywords)){
      return item
     }
    })
   }
  },
  filters:{
   dateFormat:function(dateStr){
    var year = dateStr.getFullYear()
    var mouth = (dateStr.getMonth() + 1).toString().padStart(2,'0')
    var date = (dateStr.getDate()).toString().padStart(2,'0')
    var h = (dateStr.getHours()).toString().padStart(2,'0')
    var m = (dateStr.getMinutes()).toString().padStart(2,'0')
    var s = (dateStr.getSeconds()).toString().padStart(2,'0')
    return `${year}-${mouth}-${date} ${h}:${m}:${s}`
   }
  }
 })
</script>
</body>
</html>
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