Re: [R] How to intantiate a list of data.frames?

2011-05-25 Thread Rui Maximo
st to write.csv which works > on matrices or data frames (or attempts to coerce to such). The > easiest answer is probably to write each element of "ds" (that is, > each data frame) to a separate file. > > Cheers, > > Josh > > On Sun, May 22, 2011 at 12:11 P

Re: [R] How to intantiate a list of data.frames?

2011-05-22 Thread Rui Maximo
s...@gmail.com > To: ruimax...@hotmail.com > CC: r-help@r-project.org > > Hi Rui, > > data frames must have the same number of rows, but two different data > frames stored within a list do not need to have the same number of > rows. Can you please post the code that is giving t

Re: [R] How to intantiate a list of data.frames?

2011-05-22 Thread Rui Maximo
) > }) > > all.equal(ds, altds) > > For some documentation, see > > ?vector > ?lapply > > Cheers, > > Josh > > On Sat, May 21, 2011 at 10:47 AM, Rui Maximo wrote: > > > > Hello, > > > > I am newbie to R and I want t

[R] How to intantiate a list of data.frames?

2011-05-21 Thread Rui Maximo
Hello, I am newbie to R and I want to do this: for(i in 1:6) { ds[i] <- list(df=data.frame(oilDF[,1],oilDF[,i+2]), df2=data.frame(oilDF2[,1],oilDF2[,i+2])) } #oilDF and oilDF2 are 2 data frames with several columns. They have different number of rows #I want to have for example ds[1