[R] Using If loop in R how to extract even and odd ids

arun smartpink111 at yahoo.com
Wed Jul 31 13:23:40 CEST 2013

May be this helps:

dat1<- data.frame(ID=1:500,value=rnorm(500))
res<- split(dat1,dat1$ID%%2)


----- Original Message -----
From: ravi.raghava1 <ravi.raghava at classle.co.in>
To: r-help at r-project.org
Sent: Wednesday, July 31, 2013 3:46 AM
Subject: [R] Using If loop in R how to extract even and odd ids

I have 500 ids ; i want to take out even and odd ids separately and store it
another data files.
How can it be done in R by using *If and for loop* ??

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