CMSNotificationSubscription Validate Method Kentico 8.0 API Reference
For each notification gateway provider validates its notification form data. If validation fails returns concatenated error messages from each form otherwise returns empty string.

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

Return Value

Type: OnlineString
See Also