SubscriberInfoProvider EmailExistsInternal Method Kentico 8.0 API Reference
Returns true if given e-mail address is already used by any subscriber.

Namespace: CMS.Newsletters
Assembly: CMS.Newsletters (in CMS.Newsletters.dll) Version: 8.0.0.0 (8.0.5239.26125)

Return Value

Type: OnlineBoolean
See Also