MAPI defines four types of attachments: file, reference to a file, OLE object, and embedded message.
CDO handles all four types of attachments easily. To add an attachment to a message, use the Add method of the Message object’s Attachments collection:
' (CdoMessage previously Dim'ed and Set) Dim CdoAttachments As MAPI.Attachments Dim CdoAttachment As MAPI.Attachment Set CdoAttachments = CdoMessage.Attachments Set CdoAttachment = CdoAttachments.Add(Name:="autoexec.bat", _ Position:=-1, Type:=CdoFileData, Source:="c:\autoexec.bat")
The syntax of the Add method is:
The method returns a reference to the newly created Attachment object. The method’s parameters are:
The display name to be used by the receiving mail client when
representing the attachment in its UI. When the attachment is a file,
the name should be the filename, including its extension. The
receiving mail client may default to this name when copying the data
from its message store to the local file system. (Some clients may
instead default to the filename portion of the
The character position within the body of the message at which the
attachment should appear. Some email client applications display a
representation of the attachment within the body of the message at
the character position indicated by
Position. (However, some ignore this value and display the attachments separately.) ...