Google\Cloud\Tests\System\Datastore\RunQueryTest::runQueryAndSortResults PHP Method

    private function runQueryAndSortResults($query)
    {
        $results = iterator_to_array(self::$client->runQuery($query));
        usort($results, function ($a, $b) {
            return $a['knownDances'] - $b['knownDances'];
        });
        return $results;
    }