> > the underscore (_) has six different meanings depending on where it's used. > no it has not ,it always express some kind of default parameter. You might w

> > the underscore (_) has six different meanings depending on where it's used. > no it has not ,it always express some kind of default parameter. You might want to refrain from commenting on a topic you don't seem to know much about. I was wrong when I said "six", it looks like the number is up to eleven today. Here is a short list: - Existential types - Higher kinded type parameters - Ignored variables - Ignored parameters - Wildcard patterns - Wildcard imports - Hiding imports - Joining letters to punctuation - Assignment operators - Placeholder syntax - Partially applied functions More details: http://stackoverflow.com/questions/8000903/what-are-all-the-uses-of-an-underscore-in-scala http://stackoverflow.com/questions/8000903/what-are-all-the-...