code: public function addParams($params)
      {
          if (!empty($params)) {
              if (empty($this->params)) {
                  $this->params = $params;
              } else {
                  foreach ($params as $name => $value) {
                      if (is_int($name)) {
                          $this->params[] = $value;
                      } else {
                          $this->params[$name] = $value;
                      }
                  }
              }
          }
  
          return $this;
      }
docs: Adds additional parameters to be bound to the query.
  @param array $params list of query parameter values indexed by parameter placeholders.
  For example, `[':name' => 'Dan', ':age' => 31]`.
  @return $this the query object itself
  @see params()