property ContentType: string;
Description
ContentType is a String property that specifies the MIME media type for the message. The purpose of ContentType is to describe the data contained in the body to allow a user agent to determine how to present the data. ContentType contains information about the media type. subtype, and auxillary information in attribute=value notation. Some common values for the media type and subtype include:
text/plain
text/html
text/xml
text/enhanced
image/jpeg
image/gif
audio/basic
audio/au
video/mpeg
application/octet-stream
application/postscript
application/ms-word
application/ms-excel
application/rtf
multipart/mixed
multipart/alternative
multipart/parallel
multipart/related
message/rfc822
message/external-body
Use ContentTransferEncoding to identify the encoding scheme for the message.