MongoDB\Driver\Cursor::getId
(mongodb >=1.0.0)
MongoDB\Driver\Cursor::getId — Returns the ID for this cursor
説明
final public MongoDB\Driver\Cursor::getId ( ) : MongoDB\Driver\CursorId
Returns the MongoDB\Driver\CursorId associated with this cursor. A cursor ID uniquely identifies the cursor on the server.
パラメータ
この関数にはパラメータはありません。
例
例1 MongoDB\Driver\Cursor::getId() example
<?php/* In this example, we insert several documents into the collection and specify * a smaller batchSize to ensure that the first batch contains only a subset of * our results and the cursor remains open on the server. */$manager = new MongoDB\Driver\Manager("mongodb://localhost:27017");$query = new MongoDB\Driver\Query([], ['batchSize' => 2]);$bulk = new MongoDB\Driver\BulkWrite;$bulk->insert(['x' => 1]);$bulk->insert(['x' => 2]);$bulk->insert(['x' => 3]);$manager->executeBulkWrite('db.collection', $bulk);$cursor = $manager->executeQuery('db.collection', $query);var_dump($cursor->getId());?>
上の例の出力は、 たとえば以下のようになります。
object(MongoDB\Driver\CursorId)#5 (1) { ["id"]=> int(94810124093) }
参考
- MongoDB\Driver\CursorId
- MongoDB\Driver\CursorId::__toString() - String representation of the cursor ID