Internet Direct (Indy) Version 9.0.2 Beta
TIdMessagePart.Boundary
Character sequence that delimits the message part.

property Boundary: String;
Description
Boundary is a String property that contains the character sequence that delimits the message part in an Internet Message. Boundary applies to message parts where the ContentType is "multipart".

Boundary marks the beginning of each message part in the file, and also follows the final message part in the message. Boundary contains the character sequence that follows the mandatory boundary marker prefix "--".