MongoDB\Driver\BulkWriteCommandResult::getDeletedCount

(mongodb >=2.1.0)

MongoDB\Driver\BulkWriteCommandResult::getDeletedCount — Returns the number of documents deleted

说明

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

参数

此函数没有参数。

返回值

Returns the total number of documents deleted by all operations.

错误／异常

Throws MongoDB\Driver\Exception\InvalidArgumentException on argument parsing errors.
Throws MongoDB\Driver\Exception\LogicException if the write was not acknowledged.

示例

示例 #1 MongoDB\Driver\BulkWriteCommandResult::getDeletedCount() 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->getDeletedCount());

?>