count #

Returns the number of other connections sharing the same subscription.

Signature #

int count(const std::string& room_id);

int count(const std::string& room_id, const kuzzleio::query_options& options);

Arguments #

Arguments	Type	Description
`room_id`	const std::string&	Subscription room ID
`options`	kuzzleio::query_options*	Query options

options #

Additional query options

Option	Type (default)	Description
`queuable`	bool (`true`)	If true, queues the request during downtime, until connected to Kuzzle again

Return #

Returns the number of active connections using the same provided subscription room.

Exceptions #

Throws a kuzzleio::KuzzleException if there is an error. See how to handle error.

Usage #

kuzzleio::NotificationListener listener =
  [](const std::shared_ptr<kuzzleio::notification_result> &notification){};
try {
  std::string room_id = kuzzle->realtime->subscribe(
    "nyc-open-data",
    "yellow-taxi",
    "{}",
    &listener);
  int count = kuzzle->realtime->count(room_id);
  std::cout << "Currently " << count << " active subscription" << std::endl;
} catch (kuzzleio::KuzzleException &e) {
  std::cerr << e.what() << std::endl;
}

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