/** * Creates data provider instance with search query applied * * @param array $params * * @return ActiveDataProvider */ public function search($params) { $query = InvoiceItem::find(); $dataProvider = new ActiveDataProvider(['query' => $query]); $this->load($params); if (!$this->validate()) { // uncomment the following line if you do not want to return any records when validation fails // $query->where('0=1'); return $dataProvider; } $query->andFilterWhere(['id' => $this->id, 'qty' => $this->qty, 'price' => $this->price]); $query->andFilterWhere(['like', 'item', $this->item])->andFilterWhere(['like', 'code', $this->code]); return $dataProvider; }