MongoDB\Driver\Monitoring\TopologyChangedEvent
PHP Manual

MongoDB\Driver\Monitoring\TopologyChangedEvent::getTopologyId

Returns the topology ID

Description

final public MongoDB\BSON\ObjectId MongoDB\Driver\Monitoring\TopologyChangedEvent::getTopologyId()

Parameters

This function has no parameters.

Return Values

Returns the topology ID.

Errors/Exceptions

  • Throws MongoDB\Driver\Exception\InvalidArgumentException on argument parsing errors.