AngularJS Controllers

AngularJS Controllers控制 AngularJS 应用程序的数据。

AngularJS 控制器是常规的 JavaScript 对象。

AngularJS Controllers

AngularJS 应用程序由控制器控制。

ng-controller 指令定义应用程序控制器。

控制器是由标准的 JavaScript 对象构造器创建的 JavaScript 对象。

AngularJS Examples

<div ng-app="myApp" ng-controller="myCtrl">  
sunan: <input type="text" ng-model="firstName"><br>  
kudu: <input type="text" ng-model="lastName"><br>  
<br>  
全名: {{firstName + " " + lastName}}  
</div>  
<script>  
var app = angular.module('myApp', []);  
app.controller('myCtrl', function($scope) {  
  $scope.firstName = "Bill";  
  $scope.lastName = "Gates";  
});  
</script>

Try It Yourself

应用程序说明：

AngularJS 应用程序由 ng-app="myApp" 定义。应用程序在 <div> 内运行。

ng-controller="myCtrl" ƙasa ita ce amfani AngularJS. ita ce ta gudanar da koyarwa.}

myCtrl function ita ce function JavaScript.

AngularJS za a fi amfani da $scope a cikin fice kuma kula

a cikin AngularJS, $scope shine fice kuma kula na shirin (fice kuma kula na fice kuma kula da fice kuma kula).

kukun fice kuma kula a kewayar:firstName da lastNamewa ƙafa (gida) a cikin fice kuma kula:

ng-model amfani ne da amfani wajen haɗa gudummawa a kewayar koyarwa (firstName da lastName).

kukun fice kuma kula

wuri na koyarwa na yau ya nuna wuri na koyarwa da uku: lastName da firstName

kukun fice kuma kula na iya da sabon method (gawa da abin da ke cikin function):

AngularJS Examples

<div ng-app="myApp" ng-controller="personCtrl">  
sunan: <input type="text" ng-model="firstName"><br>  
kudu: <input type="text" ng-model="lastName"><br>  
<br>  
kudu waje: {{fullName()}}  
</div>  
<script>  
var app = angular.module('myApp', []);  
app.controller('personCtrl', function($scope) {  
  $scope.firstName = "Bill";  
  $scope.lastName = "Gates";  
  $scope.fullName = function() {  
    return $scope.firstName + " " + $scope.lastName;  
  };  
});  
</script>

Try It Yourself

kukun fice kuma kula a fice kuma kula

a fice kuma kula dake fice kuma kula a fice kuma kula:

a na a kopa kodi dake dake a <script> tag a gaskiya personController.js na fice kuma kula:

AngularJS Examples

<div ng-app="myApp" ng-controller="personCtrl">  
sunan: <input type="text" ng-model="firstName"><br>  
kudu: <input type="text" ng-model="lastName"><br>  
<br>  
kudu waje: {{fullName()}}  
</div>  
<script src="personController.js"></script>

Try It Yourself

wuri na koyarwa

wa ga jama, a na a fice ki gaskiya kuma fice kuma kula:

angular.module('myApp', []).controller('namesCtrl', function($scope) {
  $scope.names = [
    {name:'Jani',country:'Norway'},
    {name:'Hege',country:'Sweden'},
    {name:'Kai',country:'Denmark'}
  
});

Save the file as namesController.js:

Then use the controller file in the application:

AngularJS Examples

<div ng-app="myApp" ng-controller="namesCtrl">
<ul>
  <li ng-repeat="x in names">
    {{ x.name + ', ' + x.country }}
  </li>
</ul>
</div>
<script src="namesController.js"></script>

Try It Yourself