MongoDB\Driver\Session::getOperationTime
(mongodb >=1.4.0)
MongoDB\Driver\Session::getOperationTime — Returns the operation time for this session
说明
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.
错误／异常
- Throws MongoDB\Driver\Exception\InvalidArgumentException on argument parsing errors.
参见
- MongoDB\Driver\Session::advanceOperationTime() - Advances the operation time for this session
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