Date: Fri, 7 Mar 2008 18:13:24 -0300
From: "Henrique Dallazuanna" <wwwhsd at gmail.com>
Subject: Re: [R] Combine two columns
To: "amarkey at uiuc.edu" <amarkey at uiuc.edu>
Cc: r-help at r-project.org
Try:
transform(x, AL1Al2 = paste(AL1, AL2, sep=''))[-c(3:4)]
On 07/03/2008, amarkey at uiuc.edu <amarkey at uiuc.edu> wrote:
Is there a way to combine two columns within a data frame?
Example data:
id snp AL1 AL2
1500 30 A B
1510 30 A A
1520 30 A B
This is what I would like:
indv snp AL1AL2
1500 30 AB
1510 30 AA
1520 30 AB
Any help is greatly appreciated.
Alysta