MongoDB\Driver\Monitoring\ServerChangedEvent::getPreviousDescription
(mongodb >=1.13.0)
MongoDB\Driver\Monitoring\ServerChangedEvent::getPreviousDescription — Returns the previous description for the server
Description
Parameters
This function has no parameters.
Return Values
Returns the previous MongoDB\Driver\ServerDescription for the server.
Errors/Exceptions
- Throws MongoDB\Driver\Exception\InvalidArgumentException on argument parsing errors.