# UIMailConversationContext.MailEntry A class that represents a specific email in an email thread. ``` class MailEntry ``` ## Topics ### Categorizing the email [`var kind: UIMailConversationContext.MailEntry.Kind`](/documentation/UIKit/UIMailConversationContext/MailEntry/kind-swift.property) An item that reflects the category that describes an email. [`enum Kind`](/documentation/UIKit/UIMailConversationContext/MailEntry/Kind-swift.enum) A set of categories for an email. ### Identifying secondary recipients [`var responseSecondaryRecipientIdentifiers: Set`](/documentation/UIKit/UIMailConversationContext/MailEntry/responseSecondaryRecipientIdentifiers) A set of strings that identifies the secondary recipients of the message, such as those in CC or BCC messages. ## Relationships ### Conforms To [`CustomStringConvertible`](/documentation/Swift/CustomStringConvertible) [`NSObjectProtocol`](/documentation/ObjectiveC/NSObjectProtocol) [`CustomDebugStringConvertible`](/documentation/Swift/CustomDebugStringConvertible) [`Sendable`](/documentation/Swift/Sendable) [`Equatable`](/documentation/Swift/Equatable) [`CVarArg`](/documentation/Swift/CVarArg) [`Hashable`](/documentation/Swift/Hashable) [`SendableMetatype`](/documentation/Swift/SendableMetatype) ### Inherits From [`Entry`](/documentation/UIKit/UIConversationContext/Entry) --- Copyright © 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)