AngularJS学习第一篇 AngularJS基础知识

<div ng-app="Demo"></div>

<div ng-app="Demo" ng-init="firstName='John'">
 <p>我的名字是：{{ firstName }}</p>
</div>

<div ng-app="Demo" ng-init="firstName='John'">
 <p>姓名：<input type="text" ng-model="firstName"></p>
 <p>我的名字是：{{ firstName }}</p>
</div>

<div ng-app="Demo" ng-init="names=[
{name:'Jani',country:'Norway'},
{name:'Hege',country:'Sweden'},
{name:'Kai',country:'Denmark'}]">
 <ul>
   <li ng-repeat="x in names">
    {{ x.name + ', ' + x.country }}
   </li>
 </ul>
</div> 

<div ng-app="Demo">
 <h1 ng-controller="DemoCtrl">{{name}}</h1>
 <h1 ng-controller="DemoCtrl2">{{lastName}}</h1>
</div>
<script>
 // $scope表示作用区域，指向当前controller
 // 每个应用都有一个$rootScope，它可以作用在 ng-app 指令包含的所有 HTML 元素中。用 rootscope 定义的值，可以在各个 controller 中使用。
 var app = angular.module('Demo', []);
 app.controller('DemoCtrl', function($scope, $rootScope) {
  $scope.name = "Volvo";
  $rootScope.lastName = "Tom";
 });
</script>

<div ng-app="Demo" ng-controller="personCtrl">
 名: <input type="text" ng-model="firstName">
 <br>
 姓: <input type="text" ng-model="lastName">
 <br>
 姓名: {{fullName()}}
</div>
<script>
 var app = angular.module('Demo', []);
 app.controller('personCtrl', function($scope) {
  $scope.firstName = "John";
  $scope.lastName = "Doe";
  $scope.fullName = function() {
   return $scope.firstName + " " + $scope.lastName;
  }
 });
</script>

<div ng-app="Demo" ng-controller="DemoCtrl">
 <select ng-model="selectedName" ng-options="x for x in names">
 </select>
</div>
<script>
var app = angular.module('myApp', []);
app.controller('myCtrl', function($scope) {
 $scope.names = ["Google", "W3Cschool", "Taobao"];
});
</script>

<div ng-app="" ng-init="mySwitch=true">
 <button ng-disabled="mySwitch">点我!</button>
 <input type="checkbox" ng-model="mySwitch"/>按钮
 {{ mySwitch }}
</div> 

<div ng-app="">
 <p ng-show="true">我是可见的。</p>
 <p ng-show="false">我是不可见的。</p>
</div> 

<div ng-app="Demo" ng-controller="myController">
 <button ng-click="count = count + 1">点我！</button>
 <p>{{ count }}</p>
</div>

<div ng-app="Demo" ng-controller="DemoCtrl">
 <p>姓名为 {{ lastName | uppercase }}</p>
</div>

<div ng-app="Demo" ng-controller="DemoCtrl">
 <ul>
 <li ng-repeat="x in names | orderBy:'country'">
  {{ x.name + ', ' + x.country }}
 </li>
 </ul>
</div>

app.service('hexafy', function() {
 this.myFunc = function (x) {
 return x.toString(16);
 }
});

var app = angular.module('Demo', []);
app.controller('customersCtrl', function($scope, $location) {
 $scope.myUrl = $location.absUrl();
}); 

var app = angular.module('Demo', []);
app.controller('DemoCtrl', function($scope, $http) {
 $http({
 url:'data.json',
 method:'GET',
 params:{
  'username':'tan'
 }
 }).success(function(data,header,config,status){
 //响应成功
 }).error(function(data,header,config,status){
 //处理响应失败
 });
});