MongoDB\Driver\WriteResult::isAcknowledged
(mongodb >=1.0.0)
MongoDB\Driver\WriteResult::isAcknowledged — Returns whether the write was acknowledged
説明
final public boolean MongoDB\Driver\WriteResult::isAcknowledged
( void
)
If the write is acknowledged, other count fields will be available on the MongoDB\Driver\WriteResult object.
パラメータ
この関数にはパラメータはありません。
返り値
Returns TRUE if the write was acknowledged, and FALSE otherwise.
エラー / 例外
- 引数のパースに失敗した場合に MongoDB\Driver\Exception\InvalidArgumentException をスローします。
例
例1 MongoDB\Driver\WriteResult::isAcknowledged() with acknowledged write concern
<?php
$manager = new MongoDB\Driver\Manager;
$bulk = new MongoDB\Driver\BulkWrite;
$bulk->insert(['x' => 1]);
$result = $manager->executeBulkWrite('db.collection', $bulk);
var_dump($result->isAcknowledged());
?>
上の例の出力は以下となります。
bool(true)
例2 MongoDB\Driver\WriteResult::isAcknowledged() with unacknowledged write concern
<?php
$manager = new MongoDB\Driver\Manager;
$bulk = new MongoDB\Driver\BulkWrite;
$bulk->insert(['x' => 1]);
$result = $manager->executeBulkWrite('db.collection', $bulk, new MongoDB\Driver\WriteConcern(0));
var_dump($result->isAcknowledged());
?>
上の例の出力は以下となります。
bool(false)
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