AttachPayloadProviderGuidString

KnownPropertyList.AttachPayloadProviderGuidString field

包含可以显示消息内容的软件组件的 GUID。区域：Outlook 应用程序规范名称：PidTagAttachPayloadProviderGuidString 备用名称：PR_ATTACH_PAYLOAD_PROV_GUID_STR、PR_ATTACH_PAYLOAD_PROV_GUID_STR_A、PR_ATTACH_PAYLOAD_PROV_GUID_STR_W

public static readonly PidTagPropertyDescriptor AttachPayloadProviderGuidString;

也可以看看

class PidTagPropertyDescriptor
class KnownPropertyList
命名空间 Aspose.Email.Mapi
部件 Aspose.Email

AttachPayloadClass AttachRendering