_sendUDPchn

_sendUDPchn

Send a Udp message, specifying the sending udp channel, internet address of the udp server, and the message to send. A udp channel is created through the _setUDP function.

I _sendUDPchn (

Chn _udp_channel_

S _udp_address_

Comm _message_

)

Parameters

_udp_channel_

the message will be sent through this channel.

_udp_address_

defines the udp address where to send the message. It must be 'ip_address:port', such as '1.2.3.4:1234'

_message_ (communication)

message to send

Return value

always 0

Error :

EOK if no error.
ECOMM if _message_ is nil.
ESTRING if _udp_address_ is nil.
ECHN if _udp_channel_ is nil.
EUNABLE if the _message_ can not be sent (bad address, not connected, ...).

_udp_channel_
	the message will be sent through this channel.
_udp_address_
	defines the udp address where to send the message. It must be 'ip_address:port', such as '1.2.3.4:1234'
_message_ (communication)
	message to send