[R] is.null() and lm obj

[ripley@stats.ox.ac.uk]

On Tue, 11 Feb 2003 ripley at stats.ox.ac.uk wrote:

> Partial matching!
> 
> obj$x matches obj$xlevels.  You need to use obj[["x"]] to be sure to
> get exactly that component.

Apparently you need obj[[match("x", names(obj), 0)]] in current R.

-- 
Brian D. Ripley,                  ripley at stats.ox.ac.uk
Professor of Applied Statistics,  http://www.stats.ox.ac.uk/~ripley/
University of Oxford,             Tel:  +44 1865 272861 (self)
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