Sends user data out onto the TOPIC registered at the server. If the TOPIC does not exist, it will be created on the fly


STRING = Messagesendtopic( p1, p2, p3 )
Argument Summary
p1 serverName - previously registered with MessageServerRegister()
p2 topic - The name of the topic to send the message to
p3 userdata - The data to send, clear text and simple toplevel structures are supported