MessageId Property
The Message Identifier for the message.
Syntax
pfilemailercontrol.MessageId[=string]
Default Value
"*"
Remarks
This property contains the Message Identifier for the message. When set, the value of MessageId is used as the Message-ID header value of the message. A special value of "*" will automatically generate a random unique identifier for the message.
This property is not available at design time.
Data Type
String