MongoDB\Driver\BulkWrite
PHP マニュアル

MongoDB\Driver\BulkWrite::count

Count number of write operations in the bulk

説明

public int MongoDB\Driver\BulkWrite::count()

Returns the number of write operations added to the MongoDB\Driver\BulkWrite object.

パラメータ

この関数にはパラメータはありません。

戻り値

Returns number of write operations added to the MongoDB\Driver\BulkWrite object.

エラー / 例外

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

変更履歴

バージョン 説明
PECL mongodb 1.2.0 Returns the number of write operations added to the MongoDB\Driver\BulkWrite object. Earlier versions returned the expected number of client-to-server roundtrips required to execute all write operations.

例

例1 MongoDB\Driver\BulkWrite::count example

<?php

$bulk = new MongoDB\Driver\BulkWrite;
$bulk->insert(['_id' => 1, 'x' => 1]);
$bulk->insert(['_id' => 2, 'x' => 2]);
$bulk->update(['x' => 2], ['$set' => ['x' => 1]]);
$bulk->delete(['x' => 1]);

var_dump(count($bulk));

?>

上の例の出力は以下となります。

int(4)