Magento 2 Events, Observers, Cron & Message Queues

Before writing code

Fetch live docs:

1. Fetch https://developer.adobe.com/commerce/php/development/components/events-and-observers/ for events/observers guide
2. Web-search site:developer.adobe.com commerce php development components message-queues for message queue guide
3. Web-search site:developer.adobe.com commerce php development components cron for cron development

Events and Observers

How Events Work

Publish-subscribe pattern: code dispatches named events, and observers respond.

Dispatching Events