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MessageClass Property

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This content is no longer actively maintained. It is provided as is, for anyone who may still be using these technologies, with no warranties or claims of accuracy with regard to the most recent product version or service release.  

Returns or sets a String representing the message class for the Microsoft Outlook item or Action. This property corresponds to the MAPI property PR_MESSAGE_CLASS. The MessageClass property links the item to the form on which it is based. When an item is selected, Outlook uses the message class to locate the form and expose its properties, such as Reply commands. Read-only for the **FormDescription**object; read/write for all other objects in the Applies To list.

expression**.MessageClass**

*expression  * Required. An expression that returns one of the objects in the Applies To list.