I'm glad that worked for you. It's a good idea to reply to the list, as well as me, so that there's public acknowledgment of a working solution, and so that the answer appears in the archives. Sarah
On Mon, Dec 12, 2011 at 2:56 PM, Jose Bustos Melo <jbustosmelo at yahoo.es> wrote:
Thank you Sarah!!... that works well, thank you a lot!!!.... Always I get so upset when I get stuck with some code. have a good day! Jos?
________________________________ De: Sarah Goslee <sarah.goslee at gmail.com> Para: Jose Bustos Melo <jbustosmelo at yahoo.es> CC: "r-help at r-project.org" <r-help at r-project.org> Enviado: lunes 12 de diciembre de 2011 16:50 Asunto: Re: [R] Variables from a Dataframe Without a reproducible example it's impossible to say for certain, but I'd try cbind.data.frame() instead of cbind(). You need to have a data frame, not a matrix, for the result. Sarah On Mon, Dec 12, 2011 at 2:44 PM, Jose Bustos Melo <jbustosmelo at yahoo.es> wrote: Hello everyone, I want make a variable selection? from a dataframe, but when I build this new object (using cbind) the new table (which is a matrix) I lost all the original factor names in the variables. I get 1,2,3.... Someone would be so kind and tell me if there's is a ny way to get variables in a dataframe, but not changing these factor to numbers? Thank you all. Jos? --