Const
A special symbol that can be returned from (or passed to reply() in) a call handler to suppress sending any response to the caller. It then becomes the handler's responsibility to send the response by some other means (e.g. via sendRaw()).
reply()
sendRaw()
A special symbol that can be returned from (or passed to
reply()in) a call handler to suppress sending any response to the caller. It then becomes the handler's responsibility to send the response by some other means (e.g. viasendRaw()).