I think this is a bit of a running joke in the scala comunity right  
now - your right, underscore really does have a number of meanings; I  
think this will be changed in some future Scala release.

Your also forgetting:

import some.package._

Cheers, Tim

On 22 Oct 2009, at 12:57, tiro wrote:

> underscore. At least four different uses:
> - "it" for defining anonymous functions like above
> - default value
> - matching placeholder whose value is ignored
> - use for constructing setter method names boolean functions (empty_?)

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