ContactItem 属性 (Outlook)ContactItem.MessageClass property (Outlook)

返回或设置一个字符串, 表示 Outlook 项目的邮件类。Returns or sets a String representing the message class for the Outlook item. 读/写。Read/write.


expressionexpression. MessageClass

_表达式_一个代表ContactItem对象的变量。expression A variable that represents a ContactItem object.


此属性对应于 MAPI 属性PidTagMessageClassThis property corresponds to the MAPI property PidTagMessageClass. 邮件类 属性链接到窗体所基于的项目。The MessageClass property links the item to the form on which it is based. 当选中某一项时,Outlook 将使用的邮件类来定位该窗体,并列出其属性,如 答复命令。When an item is selected, Outlook uses the message class to locate the form and expose its properties, such as Reply commands.

另请参阅See also

创建 ContactItem 对象ContactItem Object

项目类型和邮件类Item Types and Message Classes

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