/**
* Finds the Classmkb model based on its primary key value.
* If the model is not found, a 404 HTTP exception will be thrown.
* @param integer $id
* @return Classmkb the loaded model
* @throws NotFoundHttpException if the model cannot be found
*/
protected function findModel($id)
{
if (($model = Classmkb::findOne($id)) !== null) {
return $model;
} else {
throw new NotFoundHttpException('The requested page does not exist.');
}
}
/**
* @return \yii\db\ActiveQuery
*/
public function getClassmkbs()
{
return $this->hasMany(Classmkb::className(), ['parent_id' => 'id'])->from(['classmkbs' => Classmkb::tableName()]);
}