[R] reading in only one column from text file
Peter Dalgaard
p.dalgaard at biostat.ku.dk
Tue Mar 7 23:01:33 CET 2006
"mark salsburg" <mark.salsburg at gmail.com> writes:
> How do I manipulate the read.table function to read in only the 2nd
> column???
Something along the lines of
cc <- rep("NULL", ncols)
cc[2] <- NA # use type.convert
read.table(.... colClasses=cc ....)
--
O__ ---- Peter Dalgaard Øster Farimagsgade 5, Entr.B
c/ /'_ --- Dept. of Biostatistics PO Box 2099, 1014 Cph. K
(*) \(*) -- University of Copenhagen Denmark Ph: (+45) 35327918
~~~~~~~~~~ - (p.dalgaard at biostat.ku.dk) FAX: (+45) 35327907
More information about the R-help
mailing list