Nu-Coder Manual

PhpExpress Manual

PHP Joomla
Development

MongoDB\Driver\Monitoring\CommandSubscriber::commandFailed	MongoDB\Driver\Monitoring\CommandSubscriber::commandSucceeded

MongoDB\Driver\Monitoring\CommandSubscriber	Last updated: Mon, 26 Oct 2026

MongoDB\Driver\Monitoring\CommandSubscriber::commandStarted

(mongodb >=1.3.0)

MongoDB\Driver\Monitoring\CommandSubscriber::commandStarted — Notification method for a started command

Description

abstract public function MongoDB\Driver\Monitoring\CommandSubscriber::commandStarted(MongoDB\Driver\Monitoring\CommandStartedEvent $event): void

If the subscriber is registered, this method is called when a command is sent to the server.

Parameters

event (MongoDB\Driver\Monitoring\CommandStartedEvent): An event object encapsulating information about the started command.

Return Values

No value is returned.

Errors/Exceptions

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

See Also

MongoDB\Driver\Monitoring\CommandStartedEvent
MongoDB\Driver\Monitoring\addSubscriber() - Registers a monitoring event subscriber globally
MongoDB\Driver\Manager::addSubscriber() - Registers a monitoring event subscriber with this Manager
Application Performance Monitoring (APM)

MongoDB\Driver\Monitoring\CommandSubscriber::commandFailed	MongoDB\Driver\Monitoring\CommandSubscriber::commandSucceeded

MongoDB\Driver\Monitoring\CommandSubscriber	Last updated: Mon, 26 Oct 2026