[R] Sequence from 2 Vectors
John Kane
jrkrideau at yahoo.ca
Tue Jul 20 05:48:08 CEST 2010
enum.list <- function(x,y) {
mylist <- NULL
for(i in 1:length(x)) {
mylist[[i]] <- x[i]:y[i]
}
xx <- unlist(mylist)
}
a <- c(1,2,3)
b <- a+2
(harry <- enum.list(a,b) )
--- On Mon, 7/19/10, Suphajak Ngamlak <Suphajak at phatrasecurities.com> wrote:
> From: Suphajak Ngamlak <Suphajak at phatrasecurities.com>
> Subject: [R] Sequence from 2 Vectors
> To: r-help at r-project.org
> Received: Monday, July 19, 2010, 11:25 PM
> I would like to create a vector that
> is a sequence from 2 vectors. Could
> anyone provide suggestion on this?
>
> For example
>
> > a<-c(1,2,3)
> > b<-a+2
> > b
> [1] 3 4 5
>
> I would like to have a vector that is a sequence which
> starting from a
> and ending at b
>
> c = c(1:3,2:4,3:5)
> c = c(1,2,3,2,3,4,3,4,5)
>
> Thank you
>
> Best Regards,
>
> Suphajak Ngamlak
> Equity and Derivatives Trading
> Phatra Securities Public Company Limited
> Tel: +662-305-9179
> Email: suphajak at phatrasecurities.com
>
>
>
> [[alternative HTML version deleted]]
>
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