[R] trouble with write.foreign

David Winsemius dwinsemius at comcast.net
Fri Apr 19 01:39:49 CEST 2013

On Apr 18, 2013, at 2:39 PM, cmk087 wrote:

> I am trying to write a 10000x8 matrix into a text file so I can read it into
> SAS.
> When I tried using write.table I could not get just 8 columns and 10000 rows
> it would just write all the data in a line until it hit the end and went to
> the next line.

If it really is an R matrix, you should either look up `write.matrix` or perhaps more simply wrap as.data.frame(.) around that object.

> I tried instead using write.foreign and I got an error message: Error in if
> (varnames[v] != names(varnames)[v]) cat("LABEL ", varnames[v],  : 
>  argument is of length zero
> I do not want any variable names at all I just want the data in a text file
> with 8 columns and 10000 rows. The code I used was: write.foreign(T1,
> "time1.txt", "time1.sas",   package="SAS").

write.foreign specifies that its first argument be a dataframe.

> Is there any way in which I can write the matrix as is in a text (or csv)
> file without having any variable names?

There are arguments in write.table and its cvs wrappers to suppress column names. Please read this more carefully:


David Winsemius
Alameda, CA, USA

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