Hi Jeff ,
I dont think so ,
> df[[0]]
Error in .subset2(x, i, exact = exact) :
attempt to select less than one element
>
>
> df[[1]]
[1] F M M F F M F F
Levels: F M
> df[[2]]
[1] 23 25 27 29 31 33 35 37
Thanks
On Tue, Apr 1, 2014 at 5:51 PM, Jeff Johnson <mrjeffto...@gmail.com> wrote:
> Perhaps because indexes start at 0?
>
> Sent from my iPhone
>
> > On Apr 1, 2014, at 5:46 PM, Sandip Nandi <sanna...@umail.iu.edu> wrote:
> >
> > Hi ,
> >
> > I want to know is this behavior expected and why is that ? Need some help
> >
> > gender <- c("F", "M", "M", "F", "F", "M", "F", "F")
> >> age <- c(23, 25, 27, 29, 31, 33, 35, 37)
> >> df<- data.frame(gender,age)
> >> typeof(df[[1]])
> > [1] "integer" >>>>>>>>>>>>> Why is this integer . *Should not it be
> > character ?*
> >> typeof(df[[2]])
> > [1] "double"
> >
> >> typeof(gender)
> > [1] "character"
> >> typeof(age)
> > [1] "double"
> >
> > In my code i am trying to do some thing based on typeof and the type for
> > character column is strange.
> >
> > Thanks,
> > Sandip
> >
> > [[alternative HTML version deleted]]
> >
> > ______________________________________________
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> > https://stat.ethz.ch/mailman/listinfo/r-devel
>
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