Re: [R] Breakdown of Vector

From: Giovanni Petris <GPetris_at_uark.edu>
Date: Fri, 21 Nov 2008 10:35:27 -0600 (CST)

Also something along the following lines:

> x <- 1:100
> y <- split(x, (seq(along = x) - 1) %/% 5)

HTH,
Giovanni Petris

> Date: Fri, 21 Nov 2008 07:48:09 -0800 (PST)
> From: Rajasekaramya <ramya.victory_at_gmail.com>
> Sender: r-help-bounces_at_r-project.org
> Precedence: list
>
>
> Hi,
>
> I have a vector of Size 7420. I wanna break down in such a way that every 20
> elements of it should be as elements of an list.
>
> Ex
> EXAM1
> ABC, SDF, LMN,ERF,EGC,EFG,WER,FRE,QWE,ERT,DGW,QWE,YUR,ERT,GHJ,FHH,....7420
>
> what i want is
> Breakdown.list
> [[1]]
> ABC,SDF,.....20
> [[2]]
> 21.....40
> [[3]]
> 41....50
>
> i thought of using a for loop but i am wondering how to incerment
> test.breakdown.list<-list()
> for( i =0;i<=length(EXAM1);i+20)
> {
> test.breakdown.list<-Exam1[c(i:i+20)]
> print (paste(i))
> }
>
> Ias this how we do...please correct me if am wrong.
>
> Regards
> Ramya
>
>
> --
> View this message in context: http://www.nabble.com/Breakdown-of-Vector-tp20623764p20623764.html
> Sent from the R help mailing list archive at Nabble.com.
>
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>

-- 

Giovanni Petris  <GPetris_at_uark.edu>
Associate Professor
Department of Mathematical Sciences
University of Arkansas - Fayetteville, AR 72701
Ph: (479) 575-6324, 575-8630 (fax)
http://definetti.uark.edu/~gpetris/

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Received on Fri 21 Nov 2008 - 16:38:50 GMT

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