Model
Session
Magento\Newsletter\Model\Session
What it does
This class manages session data specifically for newsletter-related operations in Magento 2.
Developers use it to temporarily store and retrieve success or error messages when users subscribe, unsubscribe, or manage newsletter preferences.
It extends the framework's SessionManager to provide newsletter-specific message handling with automatic cleanup after retrieval.
Public Methods
- addError()
- addSuccess()
- getError()
- getSuccess()