$signature public write-only property Signature specification. See addSignature() for details on how it should be specified. public $this setSignature ( $signature )

$subject public property The message subject public string getSubject ( )public $this setSubject ( $subject )

$returnPath public property The bounce email address. public string getReturnPath ( )public $this setReturnPath ( $address )

$swiftMessage public read-only property Swift message instance. public \Swift_Message getSwiftMessage ( )

$readReceiptTo public property Receipt receive email address(es). public string getReadReceiptTo ( )public $this setReadReceiptTo ( $addresses )

$replyTo public property The reply-to address of this message. public string getReplyTo ( )public $this setReplyTo ( $replyTo )

$priority public property Priority value, should be an integer in range: 1..5, where 1 is the highest priority and 5 is the lowest. public integer getPriority ( )public $this setPriority ( $priority )

$charset public property The character set of this message. public string getCharset ( )public $this setCharset ( $charset )

$htmlBody public write-only property Message HTML content. public $this setHtmlBody ( $html )

$cc public property The Cc (additional copy receiver) addresses of this message. public array getCc ( )public $this setCc ( $cc )