/**
  * Creates data provider instance with search query applied
  *
  * @param array $params
  *
  * @return ActiveDataProvider
  */
 public function search($params)
 {
     $query = Dbnamed::find();
     $dataProvider = new ActiveDataProvider(['query' => $query]);
     if (!($this->load($params) && $this->validate())) {
         return $dataProvider;
     }
     $query->andFilterWhere(['id' => $this->id, 'sex' => $this->sex]);
     $query->andFilterWhere(['like', 'fname', $this->fname])->andFilterWhere(['like', 'lname', $this->lname]);
     return $dataProvider;
 }