为什么我的角度代码不起作用

why my angular code doesnt work?

本文关键字:代码 不起作用 我的 为什么      更新时间:2023-09-26

嘿,我是angular的新手,我不能让它工作我做了一个新项目,把angular.min.js文件放在其中,但这个代码不起作用,我不知道为什么它什么都不显示请帮我理解原因。

(function() {
  var app = angular.module('list', []);
app.controller('peopleListCtrl', function(){
  this.persons = plists;
});
var plists = [
             { name: 'alon', job: 'web dev', home:'nir tzvi' },
{ name: 'ben', job: 'katbamflighter', home:'nir tzvi' },
{ name: 'shiraz', job: 'dentist assistant', home:'hadera west' }
];
})();
<!DOCTYPE html>
<html ng-app="list">
<head>
 <script type="text/javascript" src="https://ajax.googleapis.com/ajax/libs/angularjs/1.0.6/angular.min.js"></script>
<script type="text/javascript" src="app.js"></script>
</head>
<body ng-controller="peopleListCtrl as ppl">
<br />
<div ng-repeat="people in ppl.persons">
<h3>
 {{people.name}}
{{people.job}}
{{people.home}}
</h3>
  </div>
    <input type="text" />
<br />
</body>
  </html>

请参阅AngularJS控制器中的说明$scope与此

请参阅工作代码。

(function() {
  var app = angular.module('list', []);
app.controller('peopleListCtrl', ['$scope',function($scope){
  $scope.persons = plists;
}]);
var plists = [
             { name: 'alon', job: 'web dev', home:'nir tzvi' },
{ name: 'ben', job: 'katbamflighter', home:'nir tzvi' },
{ name: 'shiraz', job: 'dentist assistant', home:'hadera west' }
];
})();
<!DOCTYPE html>
<html ng-app="list">
<head>
 <script type="text/javascript" src="https://ajax.googleapis.com/ajax/libs/angularjs/1.0.6/angular.min.js"></script>
<script type="text/javascript" src="app.js"></script>
</head>
<body ng-controller="peopleListCtrl">
<br />
<div ng-repeat="people in persons">
<h3>
 {{people.name}}
{{people.job}}
{{people.home}}
</h3>
  </div>
    <input type="text" />
<br />
</body>
  </html>

除了上面的答案之外,如果你真的想使用controller as语法来使用属于控制器对象的方法和变量,而不是传统的$scope注入,恐怕你需要使用更现代的AngularJS版本。

以下是您使用AngularJS v1.4.7的代码:http://plnkr.co/edit/FIrK0o8493k3VjDBSNtM?p=preview

希望它能澄清一下!

尝试将this.persons替换为控制器中的$scope.persons,$scope将确保您可以使用模板中的数据。

app.controller('peopleListCtrl',['$scope', function($scope){
  $scope.persons = plists;
});

您的ng控制器在HTML中应该只是peopleListCtrl而不是peopleListCtrl as ppl

您还需要在控制器中将this.persons更改为$scope.persons

然后将您的HTML更改为:

<!DOCTYPE html>
<html ng-app="list">
<head>
 <script type="text/javascript"     src="https://ajax.googleapis.com/ajax/libs/angularjs/1.0.6/angular.min.js">    </script>
<script type="text/javascript" src="app.js"></script>
</head>
<body ng-controller="peopleListCtrl as ppl">
<br />
<div ng-repeat="people in persons">
<h3>
 {{people.name}}
{{people.job}}
{{people.home}}
</h3>
  </div>
   <input type="text" />