Optional
contentString, Buffer or a Stream contents for the attachmentent
Optional
contentOptional content type for the attachment, if not set will be derived from the filename property
Optional
encodingIf set and content is string, then encodes the content to a Buffer using the specified encoding. Example values: base64, hex, binary etc. Useful if you want to use binary attachments in a JSON formatted e-mail.
Optional
filenameFilename to be reported as the name of the attached file, use of unicode is allowed. If you do not want to use a filename, set this value as false, otherwise a filename is generated automatically .
Optional
headersAdditional headers
Optional
pathPath to a file or an URL (data uris are allowed as well) if you want to stream the file instead of including it (better for larger attachments).
Optional
rawOptional value that overrides entire node content in the mime message. If used then all other options set for this node are ignored.
Email attachment interface of Nodemailer.