yii\db\QueryInterface::andFilterWhere PHP Method

    public function andFilterWhere(array $condition);

 /**
  * 
  * @param QueryInterface $query
  * @param string $attribute name of defined public property
  * @param string $fieldName related table's field name
  * @param string $tableName table name or alias (if defined in `joinWithRelation()` method)
  * @param string $operator defaults to 'like'
  */
 public function addRelationFilter(&$query, $attribute, $fieldName, $tableName, $operator = 'like')
 {
     $query->andFilterWhere([$operator, $this->getRelationSearchTableName($tableName, $attribute) . '.' . $fieldName, $this->{$attribute}]);
 }