/**
  * @return \yii\db\ActiveQuery
  */
 public function getUserEducations()
 {
     return $this->hasMany(UserEducation::className(), ['ei_id' => 'ei_id']);
 }
 public function actionDeleteeducationinfo()
 {
     $ue_id = \Yii::$app->request->post('ue_id');
     $model = UserEducation::findOne($ue_id);
     if ($model->delete()) {
         return $model;
     } else {
         return $model;
     }
 }