[R] comparing three vectors
arun
smartpink111 at yahoo.com
Tue Jul 17 18:37:48 CEST 2012
Hi,
Try this:
dat1<-data.frame(a,b,c)
dat1[a<=c& b>c,"abc_check"]<-TRUE
> dat1
a b c abc_check
1 10 100 50 TRUE
2 20 200 60 TRUE
3 30 300 70 TRUE
#or
dat1<-within(dat1,{abc_check<-ifelse(a<=c & b>c,"TRUE","FALSE")})
dat1
a b c abc_check
1 10 100 50 TRUE
2 20 200 60 TRUE
3 30 300 70 TRUE
A.K.
----- Original Message -----
From: arunkumar1111 <akpbond007 at gmail.com>
To: r-help at r-project.org
Cc:
Sent: Tuesday, July 17, 2012 3:02 AM
Subject: [R] comparing three vectors
Hi
I 've a data
a=c(10,20,30)
b=c(100,200,300)
c=c(50,60,70)
I want to compare a[1]<=c[1]<b[1],......
How to compare for all the records
-----
Thanks in Advance
Arun
--
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