[R] reading in only one column from text file
gunter.berton at gene.com
Tue Mar 7 23:07:22 CET 2006
You are not reading the Help file correctly. It says:
"Character.A vector of classes to be assumed for the columns. Recycled as
colClasses=NULL) means that you have no colClasses argument. It does exactly
what you tell it to (use whatever defaults it has, inother words).
c("numeric","NULL",...)) ## however many more columns you have for ...
Please note the **quotes** . It behaves as documented.
-- Bert Gunter
Genentech Non-Clinical Statistics
South San Francisco, CA
> -----Original Message-----
> From: mark salsburg [mailto:mark.salsburg at gmail.com]
> Sent: Tuesday, March 07, 2006 1:57 PM
> To: Berton Gunter
> Subject: Re: [R] reading in only one column from text file
> I've tried that:
> read.table(myData, colClasses = NULL)
> colClasses doesn't seem to do anything when I put in NULL.
> How do I tell R to skip the 2nd column i'm reading in???
> thank you,
> On 3/7/06, Berton Gunter <gunter.berton at gene.com> wrote:
> See the "NULL" value for argument colClasses of read.table().
> -- Bert Gunter
> Genentech Non-Clinical Statistics
> South San Francisco, CA
> "The business of the statistician is to catalyze the
> scientific learning
> process." - George E. P. Box
> > -----Original Message-----
> > From: r-help-bounces at stat.math.ethz.ch
> > [mailto: r-help-bounces at stat.math.ethz.ch
> <mailto:r-help-bounces at stat.math.ethz.ch> ] On Behalf Of mark salsburg
> > Sent: Tuesday, March 07, 2006 1:30 PM
> > To: R-help at stat.math.ethz.ch
> > Cc: r-help at stat.math.ethz.ch
> <mailto:r-help at stat.math.ethz.ch>
> > Subject: [R] reading in only one column from text file
> > How do I manipulate the read.table function to read
> in only the 2nd
> > column???
> > [[alternative HTML version deleted]]
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