/**
  * Lists all Coursemodule models.
  * @return mixed
  */
 public function actionIndex()
 {
     $searchModel = new CourseModuleSearch();
     $dataProvider = $searchModel->search(Yii::$app->request->queryParams);
     return $this->render('index', ['searchModel' => $searchModel, 'dataProvider' => $dataProvider]);
 }
 public function actionList($id)
 {
     $countModules = \app\models\CourseModuleSearch::find()->where(['Module_id' => $id])->count();
     $modules = Module::find()->where(['id' => $id])->all();
     if ($countModules > 0) {
         foreach ($modules as $module) {
             echo "<option value='" . $module->id . "'>" . $module->moduleName . "</option>";
         }
     } else {
         echo "<option> - </option>";
     }
 }