colClasses

> x <- read.table('clipboard', header=T,
colClasses=c(rep('factor',4),rep('numeric',4)))

> x

   Pig Evit Cu Litter Start   Weight      Feed Time
1 4601    1  1      1  26.5 26.50000        NA    1
2 4601    1  1      1  26.5 27.59999  5.200005    2
3 4601    1  1      1  26.5 36.50000 17.600000    3
4 4601    1  1      1  26.5 40.29999 28.500000    4
> str(x)
`data.frame':   4 obs. of  8 variables:
 $ Pig   : Factor w/ 1 level "4601": 1 1 1 1
 $ Evit  : Factor w/ 1 level "1": 1 1 1 1
 $ Cu    : Factor w/ 1 level "1": 1 1 1 1
 $ Litter: Factor w/ 1 level "1": 1 1 1 1
 $ Start : num  26.5 26.5 26.5 26.5
 $ Weight: num  26.5 27.6 36.5 40.3
 $ Feed  : num    NA  5.2 17.6 28.5
 $ Time  : num  1 2 3 4
>



On 1/13/06, Søren Højsgaard <Soren.Hojsgaard@agrsci.dk> wrote:
>
> I have a .txt file obtained by saving a data frame in which the first four
> columns are factors (but represented as 1,2,3 etc). The first four lines are
>
> "Pig" "Evit" "Cu" "Litter" "Start" "Weight" "Feed" "Time"
> "4601" "1" "1" "1" 26.5 26.5 NA 1
> "4601" "1" "1" "1" 26.5 27.59999 5.200005 2
> "4601" "1" "1" "1" 26.5 36.5 17.6 3
> "4601" "1" "1" "1" 26.5 40.29999 28.5 4
>
> I would like to include that data set in an R-package. When I load the
> data from the package the first four columns are read in as numeric
> variables. This is consistent with the documentation of read.table - but
> it is not what I want! I can of course change the coding of the variables,
> but there ought to be another way. Can anyone help me on that?
> Best regards
> Søren Højsgaard
>
> ______________________________________________
> R-help@stat.math.ethz.ch mailing list
> https://stat.ethz.ch/mailman/listinfo/r-help
> PLEASE do read the posting guide!
> http://www.R-project.org/posting-guide.html
>



--
Jim Holtman
Cincinnati, OH
+1 513 247 0281

What the problem you are trying to solve?

	[[alternative HTML version deleted]]


