AngularJs增删改查的方法

一个新手 原创: 2017-09-21 10:10:54 1577浏览

<script type="text/javascript" src="js/angular.js" ></script>
<script type="text/javascript" src="js/jquery-2.1.0.js" ></script>
<script type="text/javascript" src="js/angular-route.js" ></script>
<script>
// 初始化数组
var users = [{"id":1,name:'张三',pwd:111,age:20,sex:'男','state':false},
{"id":"2","name":'李四','pwd':'222','age':'21',"sex":'女','state':false},
{"id":3,name:'王五',pwd:333,age:22,sex:'男','state':false}];
var app =angular.module("myApp",['ngRoute']);
// 设置路由
app.config(['$routeProvider',function($routeProvider){
$routeProvider
.when('/user',{controller:'myCtrl',templateUrl:'user.html'})
.when('/updata',{controller:'myCtrl',templateUrl:'updata.html'})
}]);
// 控制器
app.controller('myCtrl',function($scope,$location){
$scope.users = users;
$scope.goToUrl = function(path){
$location.path(path);
}
// 添加用户表
$scope.sub = function(){
var newUser = {
id:$scope.users.length +1,
name:$scope.name,
pwd:$scope.pwd,
pwd2:$scope.pwd2,
age:$scope.age,
sex:$scope.sex}
$scope.users.push(newUser);
}
// 更改用户表点击的方法 并把值回写到修改的表单中
$scope.upda = function($index){
$scope.name = $scope.users[$index].name;
$scope.old = $scope.users[$index].pwd;
$scope.age = $scope.users[$index].age;
$scope.sex = $scope.users[$index].sex;
o = $index;
}
// 更改表单中的内容
$scope.up = function(){
$scope.users[o].name = $scope.name;
$scope.users[o].pwd =$scope.pwd;
$scope.users[o].age = $scope.age;
$scope.users[o].sex = $scope.sex;
}
// 删除全部
$scope.removeAll = function(){
$scope.users = [];
}
// 批量删除
$scope.remove = function(){
var usersName =[];
// 遍历users数组，获取状态是选中的user对象的名字
for (index in $scope.users) {
if($scope.users[index].state == true){
usersName.push($scope.users[index].name);
}
}
if(usersName.length>0){
if(confirm('是否删除选中项?')){
for (i in usersName){
var name = usersName[i];
for (ii in $scope.users){
if($scope.users[ii].name == name){
$scope.users.splice(ii,1);
}
}
}
}
}else{
alert('请选择删除项');
}
}
// 表单验证
$(function(){
$('#name').blur(function(){
var name = $('#name').val();
if(name == null || name == ""){
$('#name_info').html(' * 姓名不能为空');
$('#name_info').css('color','red');
}else if(name.length<3 || name.length>4){
$('#name_info').html(' * 姓名长度不能小于三个字符,或者大于四个字符');
$('#name_info').css('color','red');
}else{
$('#name_info').html(' √');
$('#name_info').css('color','green');
}
})
});
});
</script>
<body ng-app="myApp" ng-controller="myCtrl">
<center>
<input type="text" placeholder="姓名查询" ng-model="serach"/>
<input type="text" placeholder="年龄查询" ng-model="serachage"/>
<select ng-model="serasex">
<option>--请选择--</option>
<option>男</option>
<option>女</option>
</select>
<button ng-click="removeAll()">全部删除</button>
<button ng-click="remove()">批量删除</button>
</center>
<!--表单-->
<table align="center" border="1" cellpadding="10" cellspacing="0">
<thead>
<tr>
<th><input type="checkbox"/></th>
<th>id</th>
<th>姓名</th>
<th>密码</th>
<th>年龄</th>
<th>性别</th>
<th>操作</th>
</tr>
</thead>
<!--获取数组里的数据，循环遍历到表单中-->
<tbody>
<tr ng-repeat="user in users | filter:{'name':serach} | filter:{'age':serachage} | filter:{'sex':serasex}">
<td><input type="checkbox" ng-model="user.state"/></td>
<td>{{user.id}}</td>
<td>{{user.name}}</td>
<td>{{user.pwd}}</td>
<td>{{user.age}}</td>
<td>{{user.sex}}</td>
<td><button ng-click="goToUrl('/updata');upda($index)">修改密码</button></td>
</tr>
</tbody>
</table><br />
<center>
<button ng-click="goToUrl('/user')">添加用户</button>
</center>
<!--添加新用户表单-->
<script type="text/ng-template" id="user.html">
<table align="center" border="1" cellpadding="10" cellspacing="0">
<thead>
<tr>
<th>姓 名:<input type="text" ng-model="name" id="name"/>
<span id="name_info"></span></th>
</tr>
<tr>
<th>密 码:<input type="text" ng-model="pwd"/></th>
</tr>
<tr>
<th>确认密码:<input type="text" ng-model="pwd2"/></th>
</tr>
<tr>
<th>年 龄:<input type="text" ng-model="age"/></th>
</tr>
<tr>
<th>性 别:<input type="text" ng-model="sex"/></th>
</tr>
<tr>
<th><input type="submit" value="提交" ng-click="sub()"/></th>
</tr>
</thead>
</table>
</script>
<!--修改用户表单-->
<script type="text/ng-template" id="updata.html">
<table align="center" border="1" cellpadding="10" cellspacing="0">
<thead>
<tr>
<th>姓 名:<input type="text" ng-model="name"/></th>
</tr>
<tr>
<th>旧密码:<input type="text" ng-model="old"/></th>
</tr>
<tr>
<th>新密码:<input type="text" ng-model="pwd"/></th>
</tr>
<tr>
<th>确认密码:<input type="text" ng-model="pwd2"/></th>
</tr>
<tr>
<th>年 龄:<input type="text" ng-model="age"/></th>
</tr>
<tr>
<th>性 别:<input type="text" ng-model="sex"/></th>
</tr>
<tr>
<th><input type="submit" value="提交" ng-click="up()"/></th>
</tr>
</thead>
</table>
</script>
<!--用于渲染页面-->
<p ng-view></p>
</body>

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