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    MongoDB\Driver\WriteResult::isAcknowledged

    (mongodb >=1.0.0)

    MongoDB\Driver\WriteResult::isAcknowledged — Returns whether the write was acknowledged

    説明

    final public MongoDB\Driver\WriteResult::isAcknowledged(): bool

    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。

    戻り値

    Returns true if the write was acknowledged, and false otherwise.

    エラー / 例外

    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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