I couldn't figure out what you are quoting, but to me "sending a variable" signals major confusion with the author, in the general case. Values (being data) ca

I couldn't figure out what you are quoting, but to me "sending a variable" signals major confusion with the author, in the general case. Values (being data) can be transmitted, actual variables (being programming-language constructs to contain values and make them available to operate upon) cannot.