Google\Cloud\BigQuery\BigQueryClient::datasets PHP Method

    public function datasets(array $options = [])
    {
        $options['pageToken'] = null;
        do {
            $response = $this->connection->listDatasets($options + ['projectId' => $this->projectId]);
            if (!isset($response['datasets'])) {
                return;
            }
            foreach ($response['datasets'] as $dataset) {
                (yield new Dataset($this->connection, $dataset['datasetReference']['datasetId'], $this->projectId, $dataset));
            }
            $options['pageToken'] = isset($response['nextPageToken']) ? $response['nextPageToken'] : null;
        } while ($options['pageToken']);
    }