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VueJS method to implement user management system

coldplay.xixiforward: 2020-07-17 17:35:182390browse

The example in this article shares the specific code of VueJS to implement the user management system for your reference. The specific content is as follows

Source code

<!doctype html>
<html lang="en">
<head>
 <meta charset="UTF-8">
 <meta name="viewport"
  content="width=device-width, user-scalable=no,
  initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
 <meta http-equiv="X-UA-Compatible" content="ie=edge">
 <title>用户管理系统</title>
 <script src="js/jquery.js"></script>
 <script src="js/bootstrap.js"></script>
 <script src="js/vue.js"></script>
 <link rel="stylesheet" href="css/bootstrap.css" type="text/css">
 <script>
 $(function () {
  let vm = new Vue({
  el: &#39;#app&#39;,
  data: {
   user: {},
   users: [
   {name: &#39;Switch&#39;, age: 25, email: &#39;switchvov@163.com&#39;},
   {name: &#39;Kitty&#39;, age: 25, email: &#39;kitty@163.com&#39;},
   ],
   nowIndex: -1, // 当前要删除项的索引
   delIndexes: [], // 删除项索引列表
   selectAll: false, // 删除所有
   disableDelSelect: true, // 关闭删除选项
   modalTarget: &#39;&#39;,
   modalToggle: &#39;&#39;
  },
  methods: {
   addUser: function () {
   this.users.push(this.user);
   this.user = {};
   },
   deleteUser: function () {
   if (this.delIndexes.length > 0) {
    // 从大到小排序，不排序则会出现删除错乱
    this.delIndexes.sort(function (a, b) {
    return b - a;
    });
    for (let i = 0; i < this.delIndexes.length; i++) {
    this.users.splice(this.delIndexes[i], 1);
    }
    this.delIndexes = [];
    this.selectAll = false;
    return;
   }
   if (this.nowIndex === -1) {
    this.users = [];
    return;
   }
   this.users.splice(this.nowIndex, 1);
   },
   toggleAll: function () {
   if (this.selectAll) {
    let length = this.users.length;
    this.delIndexes = [];
    for (let i = 0; i < length; i++) {
    this.delIndexes.push(i);
    }
    return;
   }
   this.delIndexes = [];
   }
  },
  watch: {
   delIndexes: function () {
   if (this.delIndexes.length > 0) {
    this.disableDelSelect = false;
    this.modalTarget = &#39;#del&#39;;
    this.modalToggle = &#39;modal&#39;;
    return;
   }
   this.disableDelSelect = true;
   }
  }
  });
 });
 </script>
</head>
<body>
<p id="app" class="container">
 <h2 class="text-center">添加用户</h2>
 <form class="form-horizontal">
 <p class="form-group">
  <label for="name" class="control-label col-sm-2 col-sm-offset-2">姓 名：</label>
  <p class="col-sm-6">
  <input type="text" class="form-control" id="name" v-model="user.name" placeholder="请输入姓名">
  </p>
 </p>
 <p class="form-group">
  <label for="age" class="control-label col-sm-2 col-sm-offset-2">年 龄：</label>
  <p class="col-sm-6">
  <input type="text" class="form-control" id="age" v-model="user.age" placeholder="请输入年龄">
  </p>
 </p>
 <p class="form-group">
  <label for="email" class="control-label col-sm-2 col-sm-offset-2">邮 箱：</label>
  <p class="col-sm-6">
  <input type="text" class="form-control" id="email" v-model="user.email" placeholder="请输入邮箱">
  </p>
 </p>
 <p class="form-group text-center">
  <input type="button" value="添 加" class="btn btn-primary" @click="addUser">
  <input type="reset" value="重 置" class="btn btn-primary">
 </p>
 </form>
 <br/>
 <table class="table table-bordered table-hover">
 <caption class="h3 text-center text-info">用户列表</caption>
 <thead>
 <tr>
  <th class="text-center">
  <input type="checkbox" @click="toggleAll" v-model="selectAll">
  </th>
  <th class="text-center">序号</th>
  <th class="text-center">姓名</th>
  <th class="text-center">年龄</th>
  <th class="text-center">邮箱</th>
  <th class="text-center">操作</th>
 </tr>
 </thead>
 <tbody>
 <tr v-for="(user, index) in users" class="text-center">
  <td>
  <input type="checkbox" :value="index" :id="index" v-model="delIndexes" @click="selectAll = false">
  </td>
  <td>{{ index+1 }}</td>
  <td>{{ user.name }}</td>
  <td>{{ user.age }}</td>
  <td>{{ user.email }}</td>
  <td>
  <button class="btn btn-danger" data-toggle="modal" data-target="#del" @click="nowIndex = index;delIndexes=[]">
   删除
  </button>
  </td>
 </tr>
 <tr>
  <td colspan="6" class="text-right">
  <button class="btn btn-danger" data-toggle="modal" data-target="#del" @click="nowIndex = -1;delIndexes=[]">
   删除所有
  </button>
  <button class="btn btn-danger" :data-toggle="modalToggle" :data-target="modalTarget"
   :class="{disabled:disableDelSelect}">
   删除选中
  </button>
  </td>
 </tr>
 </tbody>
 </table>

 <!-- 弹出框 -->
 <p class="modal" id="del">
 <p class="modal-dialog">
  <p class="modal-content">
  <p class="modal-header">
   <button class="close" data-dismiss="modal">
   <span>&times;</span>
   </button>
   <h4 class="modal-title" v-show="delIndexes.length > 0">
   确认要删除用户
   <span v-for="(value, index) in delIndexes">
    {{ users[value].name }}
    <span v-if="index < delIndexes.length - 1">、</span>
   </span>
   吗？
   </h4>
   <h4 class="modal-title" v-show="delIndexes.length === 0 && nowIndex !== -1">
   确认要删除用户{{ users[nowIndex] ? users[nowIndex].name : &#39;&#39; }}吗？
   </h4>
   <h4 class="modal-title" v-show="delIndexes.length === 0 && nowIndex === -1">
   确认要删除所有用户吗？
   </h4>
  </p>
  <p class="modal-body text-center">
   <button class="btn btn-primary" data-dismiss="modal">取消</button>
   <button class="btn btn-primary" data-dismiss="modal" @click="deleteUser">确认</button>
  </p>
  </p>
 </p>
 </p>
</p>
</body>
</html>

GitHub ：vue-user-manager

Related learning recommendations: javascript video tutorial

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