MongoDB\Driver\Cursor::getId
(mongodb >=1.0.0)
MongoDB\Driver\Cursor::getId — Returns the ID for this cursor
Descrição
Returns the MongoDB\Driver\CursorId associated with this cursor. A cursor ID uniquely identifies the cursor on the server.
Parâmetros
Esta função não possui parâmetros.
Valor Retornado
Returns the MongoDB\Driver\CursorId for this cursor.
Erros/Exceções
- Lança uma exceção MongoDB\Driver\Exception\InvalidArgumentException em caso de erro ao analisar argumentos.
Exemplos
Exemplo #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());
?>O exemplo acima produzirá algo semelhante a:
object(MongoDB\Driver\CursorId)#5 (1) {
["id"]=>
int(94810124093)
}
Veja Também
- MongoDB\Driver\CursorId
- MongoDB\Driver\CursorId::__toString() - String representation of the cursor ID
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