Might be used for debugging code. The message will be logged as a warning message on the console of the node which is processing the request.
When you are connected using a socket stream, then a warning message with code
2 will be send to the client as well.
This function does not generate a change.
|Value to log. If not a string, an attempt will be made to convert the value into a string. A type_err() will be raised when the conversion has failed.
Returns the reference count of a given value:
log("Test.., one, two, three");
Example return value in JSON format