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IUnsubscriptionProviderIsUnsubscribedFromAllNewsletters Method
Returns true if specified email address is unsubscribed from the all newsletter.

Namespace: CMS.Newsletters
Assembly: CMS.Newsletters (in CMS.Newsletters.dll) Version: 13.0.131
Syntax
C#
bool IsUnsubscribedFromAllNewsletters(
	string email
)

Parameters

email
Type: SystemString
Email address

Return Value

Type: Boolean
Exceptions
ExceptionCondition
ArgumentExceptionemail is not specified
See Also