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VueJS-Methode zur Implementierung eines Benutzerverwaltungssystems
- coldplay.xixinach vorne
- 2020-07-17 17:35:182358Durchsuche
Das Beispiel in diesem Artikel teilt den spezifischen Code von VueJS zur Implementierung des Benutzerverwaltungssystems als Referenz. Der spezifische Inhalt ist wie folgt:
Quellcode
<!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: '#app',
data: {
user: {},
users: [
{name: 'Switch', age: 25, email: 'switchvov@163.com'},
{name: 'Kitty', age: 25, email: 'kitty@163.com'},
],
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: '',
modalToggle: ''
},
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 = '#del';
this.modalToggle = 'modal';
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>×</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 : '' }}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
Verwandte Lernempfehlungen: Javascript-Video-Tutorial
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