For example, operators can be overloaded, so that many math operations, and even punctuation such as “,” can be overloaded by programmers. ',' is an operator t

For example, operators can be overloaded, so that many math operations, and even punctuation such as “,” can be overloaded by programmers. ',' is an operator too, not just punctuation. http://en.wikipedia.org/wiki/Comma_operator http://en.wikipedia.org/wiki/Comma_operator