[R] Combine two columns

[amarkey at uiuc.edu]

That worked perfectly.  Thank you!!!

---- Original message ----
>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
>>
>>  ______________________________________________
>>  R-help at r-project.org mailing list
>>  https://stat.ethz.ch/mailman/listinfo/r-help
>>  PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
>>  and provide commented, minimal, self-contained, reproducible code.
>>
>
>
>-- 
>Henrique Dallazuanna
>Curitiba-Paraná-Brasil
>25° 25' 40" S 49° 16' 22" O