MongoDB\Driver\Monitoring\ServerChangedEvent
PHP Manual

MongoDB\Driver\Monitoring\ServerChangedEvent::getPreviousDescription

Returns the previous description for the server

Description

final public MongoDB\Driver\ServerDescription MongoDB\Driver\Monitoring\ServerChangedEvent::getPreviousDescription()

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.