[R] Writing specific columns to a data file

Peter Dalgaard p.dalgaard at biostat.ku.dk
Tue Apr 7 09:31:59 CEST 2009


Coen van Hasselt wrote:
> By only selecting the first column, i.e. write.table(data[,1], file="", .....) ?

Notice that this drops to a vector, losing the variable name.

Brendan may need data[,1, drop=FALSE], and/or give row.names=FALSE to 
write.table, depending on what the real problem was.

> 
> On Tue, Apr 7, 2009 at 12:28, Brendan Morse <morse.brendan at gmail.com> wrote:
>> Hi, I have a function that generates some output with 2 columns, but I
>> only want to write the first column to a file. Is there a way to do
>> this in the write.table command?
>>
>> thetaout=write.table(estimatedtheta, file="/Users/morse07/Desktop/R/
>> Trial/score.dat", row.names=F, col.names=F)
>>
>> Any advice would be great, thanks!


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