[R] Qustion about Creating a sequence of vector

[William Dunlap]

> sequence(c(4,2,0,10))
 [1]  1  2  3  4  1  2  1  2  3  4  5  6  7  8  9 10

Bill Dunlap
Spotfire, TIBCO Software
wdunlap tibco.com


> -----Original Message-----
> From: r-help-bounces at r-project.org [mailto:r-help-bounces at r-project.org] On Behalf
> Of bibek sharma
> Sent: Tuesday, October 09, 2012 11:54 AM
> To: r-help at r-project.org
> Subject: [R] Qustion about Creating a sequence of vector
> 
> Hello R User,
> I have a data set where subject( Id)  are frequently measured. For
> example, the size of the data set is 75 by 2 and has following
> frequency distribution.
> 
> id    freq
> 1      30
> 2      20
> 3      25
> 
> I want to create a variable (say seq) containing sequential count for
> each id. I mean variable seq should be as ( 1,2,..,30, 1,2,...,20,
> 1,2,...,25)
> 
> I use following code but did not work. Any suggestion is much appreciated..
> sim<-rep(NA, 90)
> for (i in 1:3){
> d[i]<-seq(1,a[i,2],by=1)
> sim[i]<-as.vector(c(d[i])
> }
> 
> Thank you,
> Bibek
> 
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