[Rd] RE: [R] Removing "row.names"

[Thomas Lumley]

On Wed, 7 Feb 2001, Kurt Hornik wrote:

> >>>>> Yves Gauvreau writes:
> 
> > Try this
> > sampled <- data.frame(sample(rnorm(100),2))
> > colnames(sampled) <- " " # Or preferably something meaningful
> > sampled
> 
> > 1 1.777068
> > 2 0.937161
> 
> Ouch!
> 
> This *surely* is a bug.  How can it be possible to remove the variable
> names in a data frame?

He hasn't removed them, just set them to " ". We allow variable names that
are not valid R names (in fact, we rely on them in model.frame).

	-thomas

Thomas Lumley			Asst. Professor, Biostatistics
tlumley@u.washington.edu	University of Washington, Seattle

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