1. 서비스의 Data는 아래와 같이 2개의 컨트롤러에 의해 공유될 수 있다.
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<!DOCTYPE html>
<html >
<head>
<meta charset="utf-8">
</head>
<body ng-app='helloApp'>
<div ng-controller='InputController'
ng-init="inputNum =0" class="well well-lg">
<span class="label label-default">Input</span>
<input type='text' ng-model='inputNum' ng-change='calcNum()'>
<p> {{getResult()}}</p>
</div>
<div ng-controller='OutputController' class="well well-lg">
<span class="label label-info">Output</span>
<p> {{getCurrent()}}</p>
</div>
<script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.4.2/angular.min.js"></script>
<script>
var hello = angular.module('helloApp',[]);
hello.factory("HelloFactory",function(){
return {
sum: 0,
add:function(num){
this.sum += num;
},
getSum:function(){
return this.sum;
}
};
});
hello.controller('InputController', function($scope, HelloFactory){
$scope.getResult = function(){
return HelloFactory.getSum();
};
$scope.calcNum= function(){
HelloFactory.add(Number($scope.inputNum));
};
});
hello.controller('OutputController', function($scope, HelloFactory){
$scope.getCurrent = function(){
return HelloFactory.getSum();
};
});
</script>
</body>
</html>
| cs |
2. 서비스의 Data를 공유하지 않으려면, 서비스가 함수를 반환하게끔 하고,
사용하는 곳에서는 new로 생성하면 된다.
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hello.factory("HelloFactory",function(){
return function(startValue){
this.sum = startValue;
this.add = function(num){
this.sum += num;
};
this.getSum = function(){
return this.sum;
};
};
});
hello.controller('InputController', function($scope, HelloFactory){
var helloService = new HelloFactory(10);
$scope.getResult = function(){
return helloService.getSum();
};
$scope.calcNum= function(){
helloService.add(Number($scope.inputNum));
};
});
| cs |
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