Dear Pascal,thanks for replying. it is working about it only executes the first
set of column, it does not bring about all the sets of columns.any thoughts??
eliza
> Date: Tue, 25 Dec 2012 14:12:01 +0900
> From: kri...@ymail.com
> To: eliza_bo...@hotmail.com
> CC: r-help@r-project.org
> Subject: Re: [R] for loop not working
>
> Hello,
>
> ?seq
>
> seq(i,444,37)
>
> with i = 1,2,3...37
>
> HTH
> Pascal
>
>
> Le 25/12/2012 14:03, eliza botto a écrit :
> >
> > dear R family,i have a matrix of 444 columns. what i want to do is the
> > following.
> > 1. starting from column 1 i want to select every 37th column on the way.
> > more precisely i want to select column 1, 38,75,112,149 and so on.
> > 2.starting from column 2, i again want to select every 37th column. which
> > means 2,39,76,113,150 and so on.
> > similarly starting from 3 till 37th column.
> > i have tried following loop command which is not working.can anyone plz see
> > whats wrong in that?
> >> for (i in 1:37)
> >
> >> {
> >
> >
> >> a<-e[,e[i]:444]
> >
> >
> >> }
> >
> >
> >> lapply(seq_len(1),
> > function(i) {
> >
> >
> >> a[,c(TRUE, rep(FALSE,1))]
> >
> >
> >> })
> > extremly sorry for bothering you once again..
> > eliza
> > [[alternative HTML version deleted]]
> >
> > ______________________________________________
> > R-help@r-project.org mailing list
> > https://stat.ethz.ch/mailman/listinfo/r-help
> > PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
> > and provide commented, minimal, self-contained, reproducible code.
> >
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