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MongoDB\Driver\BulkWriteCommandResult::getMatchedCount

(mongodb >=2.1.0)

MongoDB\Driver\BulkWriteCommandResult::getMatchedCount — Returns the number of documents selected for update

Опис

final public MongoDB\Driver\BulkWriteCommandResult::getMatchedCount(): int

If the update operation results in no change to the document (e.g. setting the value of a field to its current value), the matched count may be greater than the value returned by MongoDB\Driver\BulkWriteCommandResult::getModifiedCount().

Параметри

У цієї функції немає параметрів.

Значення, що повертаються

Returns the total number of documents selected for update by all operations.

Помилки/виключення

Приклади

Приклад #1 MongoDB\Driver\BulkWriteCommandResult::getMatchedCount() example

<?php

$manager = new MongoDB\Driver\Manager;

$bulk = new MongoDB\Driver\BulkWriteCommand;
$bulk->insertOne('db.coll', ['x' => 1]);
$bulk->updateOne('db.coll', ['x' => 1], ['$set' => ['y' => 3]]);
$bulk->updateOne('db.coll', ['x' => 2], ['$set' => ['y' => 1]], ['upsert' => true]);
$bulk->updateOne('db.coll', ['x' => 3], ['$set' => ['y' => 2]], ['upsert' => true]);
$bulk->deleteMany('db.coll', []);

$result = $manager->executeBulkWriteCommand($bulk);

var_dump($result->getMatchedCount());

?>

Поданий вище приклад виведе:

int(1)

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