Interface
CustomerGroupConfigInterface
Magento\Customer\Api\CustomerGroupConfigInterface
What it does
This interface defines the contract for managing system-level customer group configurations in Magento 2.
Developers would use this interface when they need to programmatically set or change the default customer group that gets assigned to new customers during registration.
It provides a standardized way to interact with customer group settings through the API layer.
Public Methods
- setDefaultCustomerGroup()