MongoDB\Driver\Session::getOperationTime

    (mongodb >=1.4.0)

    MongoDB\Driver\Session::getOperationTime — Returns the operation time for this session

    说明

    final public MongoDB\Driver\Session::getOperationTime(): ?MongoDB\BSON\Timestamp

    Returns the operation time for this session. If the session has not been used for any operation and MongoDB\Driver\Session::advanceOperationTime() has not been called, the operation time will be null

    参数

    此函数没有参数。

    返回值

    Returns the operation time for this session, or null if the session has no operation time.

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