R-alpha: problem with survival4 and ":="

[Kurt Hornik]

>>>>> Ross Ihaka writes:

> I did indeed take := out.  If code is loaded with "library" these can
> be converted to <-.

> := was one of those temporary hacks we put in place 5 years ago and
> never got around to fixing.  We already have <- and <<- as assignment
> operators.  This is one assignment too many (some would say two too
> many).

> If it is really critical I can put it back.  I only removed the
> reference from the table of internal functions, the actual code is
> still in place.

I don't think we need it anymore.  As Thomas said, taking it out before
moving to beta was perfect ...

-k
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