code: public function fullUrlWithQuery(array $query)
      {
          $question = $this->getBaseUrl() . $this->getPathInfo() == '/' ? '/?' : '?';
          return count($this->query()) > 0
              ? $this->url() . $question . http_build_query(array_merge($this->query(), $query))
              : $this->fullUrl() . $question . http_build_query($query);
      }
docs: Get the full URL for the request with the added query string parameters.
  
  @param  array $query
  
  @return string