Javascript 下拉式angularjs引导

Javascript 下拉式angularjs引导,javascript,angularjs,cookies,Javascript,Angularjs,Cookies,尝试使用angularJS和bootsrap按指南进行下拉,但id无效:)以下是我的代码: 我不知道,也许这只是我使用的旧教程,但这就是我现在发现的全部 <!DOCTYPE html> <html lang="en" ng-app="app"> <head> <meta charset="UTF-8"> <title>Angular</title> <link rel="stylesheet"

尝试使用angularJS和bootsrap按指南进行下拉,但id无效:)以下是我的代码: 我不知道,也许这只是我使用的旧教程,但这就是我现在发现的全部

<!DOCTYPE html>
<html lang="en" ng-app="app">
<head>
    <meta charset="UTF-8">
    <title>Angular</title>
    <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" integrity="sha384-BVYiiSIFeK1dGmJRAkycuHAHRg32OmUcww7on3RYdg4Va+PmSTsz/K68vbdEjh4u" crossorigin="anonymous">
    <link rel="stylesheet" href="css/style.css">
    <script src=""></script>
    <script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.6.4/angular.min.js"></script>
    <script src="js/app.js"></script>
</head>
<body ng-controller="dropdown">
<div class="dropdown">
    <button type="button" class="btn btn-danger">Menu</button>
    <button type="button" class="btn btn-danger dropdown-toggle" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false" ng-model="dd.data.multipleSelect">
    <span class="caret"></span>
    <span class="sr-only">Toggle Dropdown</span>
    </button>
    <ul class="dropdown-menu">
    <li ng-repeat="a in subjects"><a ng-click="dropboxitemselected(a)">{{a}}</a><li>
    </li>
    </ul>
 </div> 
</body>
</html>

bootstrap下拉列表示例说明将所有内容包装在
中。如果你不

<div class="dropdown">
  <button class="btn btn-primary dropdown-toggle" type="button" data-toggle="dropdown">Dropdown Example
  <span class="caret"></span></button>
  <ul class="dropdown-menu">
    <li><a href="#">HTML</a></li>
    <li><a href="#">CSS</a></li>
    <li><a href="#">JavaScript</a></li>
  </ul>
</div>

下拉示例

你没有包括bootstrap.js文件谢谢兄弟,现在它可以工作了,天哪,为什么这么难
<div class="dropdown">
  <button class="btn btn-primary dropdown-toggle" type="button" data-toggle="dropdown">Dropdown Example
  <span class="caret"></span></button>
  <ul class="dropdown-menu">
    <li><a href="#">HTML</a></li>
    <li><a href="#">CSS</a></li>
    <li><a href="#">JavaScript</a></li>
  </ul>
</div>