html代码：
<div ng-app="MyApp">
<div ng-controller="MyController">
<div>
<div ng-bind="cdkey.name">
初始值
</div>
<div>{{cdkey.name}}</div>
<input type="text" ng-model="cdkey.name">
{{cdkey.name}}
</div>
<hr>
<div>
<div ng-bind="cdkey.key">
初始值
</div>
<div>{{cdkey.key}}</div>
<input type="text" ng-model="cdkey.key">
{{cdkey.key}}
</div>
</div>
</div>
js代码
angular.module("MyApp", [])
.controller("MyController", ["$scope", function($scope){
$scope.cdkey = {
name: {
hello: "Hello, World"
},
key: "hello"
}
}])
