Php/docs/mongodb-driver-writeresult.getupsertedcount

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MongoDB\Driver\WriteResult::getUpsertedCount

(mongodb >=1.0.0)

MongoDB\Driver\WriteResult::getUpsertedCountReturns the number of documents inserted by an upsert


说明

final public MongoDB\Driver\WriteResult::getUpsertedCount ( ) : int|null

参数

此函数没有参数。


返回值

Returns the number of documents inserted by an upsert.


错误/异常


范例

Example #1 MongoDB\Driver\WriteResult::getUpsertedCount() example

<?php$manager = new MongoDB\Driver\Manager;$bulk = new MongoDB\Driver\BulkWrite;$bulk->insert(['x' => 1]);$bulk->update(['x' => 1], ['$set' => ['y' => 3]]);$bulk->update(['x' => 2], ['$set' => ['y' => 1]], ['upsert' => true]);$bulk->update(['x' => 3], ['$set' => ['y' => 2]], ['upsert' => true]);$bulk->delete(['x' => 1]);$result = $manager->executeBulkWrite('db.collection', $bulk);var_dump($result->getUpsertedCount());?>

以上例程会输出:


int(2)

参见