MongoDB\Driver\Cursor::getId

(mongodb >=1.0.0)

MongoDB\Driver\Cursor::getId — Returns the ID for this cursor

설명

final public MongoDB\Driver\CursorId MongoDB\Driver\Cursor::getId ( void )

Returns the MongoDB\Driver\CursorId associated with this cursor. A cursor ID uniquely identifies the cursor on the server.

인수

이 함수는 인수가 없습니다.

반환값

Returns the MongoDB\Driver\CursorId for this cursor.

오류/예외

Throws MongoDB\Driver\Exception\InvalidArgumentException on argument parsing errors.

예제

Example #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());

?>

위 예제의 출력 예시:

object(MongoDB\Driver\CursorId)#5 (1) {
  ["id"]=>
  int(94810124093)
}

참고

MongoDB\Driver\CursorId
MongoDB\Driver\CursorId::__toString() - String representation of the cursor ID

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