Re: [R] excluding a column from a data frame

2009-04-15 Thread Bert Gunter
How about: xx[,-match("x2",names(xx))] or xx[,names(xx) != "x2"] etc. Bert Gunter Genentech Nonclinical Biostatistics 650-467-7374 -Original Message- From: r-help-boun...@r-project.org [mailto:r-help-boun...@r-project.org] On Behalf Of Erin Hodgess Sent: Tuesday, April 14, 2009 10:

Re: [R] excluding a column from a data frame

2009-04-15 Thread Chuck Cleland
On 4/15/2009 1:38 AM, Erin Hodgess wrote: > Dear R People: > > Suppose I have the following data frame: > > x1 x2 x3 > 1 -0.1582116 0.06635783 1.765448 > 2 -1.1407422 0.47235664 0.615931 > 3 0.8702362 2.32301341 2.653805 >> str(xx) > 'data.frame': 3 obs. of 3 variables

Re: [R] excluding a column from a data frame

2009-04-14 Thread Erin Hodgess
Great! Thanks to both of you! Sincerely, Erin On Wed, Apr 15, 2009 at 12:54 AM, Coen van Hasselt wrote: > Alternatively you could also drop the column like this: > > xx$x2<-NULL > > > On Wed, Apr 15, 2009 at 15:51, Peter Alspach > wrote: >> Tena koe Erin >> >> xx[, names(xx)!='x2'] >> >> HTH

Re: [R] excluding a column from a data frame

2009-04-14 Thread Coen van Hasselt
Alternatively you could also drop the column like this: xx$x2<-NULL On Wed, Apr 15, 2009 at 15:51, Peter Alspach wrote: > Tena koe Erin > > xx[, names(xx)!='x2'] > > HTH > > Peter Alspach > >> -Original Message- >> From: r-help-boun...@r-project.org >> [mailto:r-help-boun...@r-proj

Re: [R] excluding a column from a data frame

2009-04-14 Thread Peter Alspach
Tena koe Erin xx[, names(xx)!='x2'] HTH Peter Alspach > -Original Message- > From: r-help-boun...@r-project.org > [mailto:r-help-boun...@r-project.org] On Behalf Of Erin Hodgess > Sent: Wednesday, 15 April 2009 5:39 p.m. > To: R help > Subject: [R] excluding a column from a data f