[R] combine column names
dwinsemius at comcast.net
Fri May 1 21:04:32 CEST 2009
On May 1, 2009, at 2:55 PM, SEUNG CHEON HONG wrote:
> Dear R-list,
> Is there any way I can extract part or whole column name from two
> variables and combine them? Not values, but column names.
> For example,
> I have data set with 70 variables. The column names are "Alfalfa",
> "Corn","Soybean",..."Sunflower". After I combine the two variable (say
> Alfalfa and Corn), I want to rename it as "AlfCor" or "AlfalfaCorn"
> automatically not manually.
> In excel, I found the function combining two texts in individual
> columns using (=A1&B1, if you want to combine texts in the two
David Winsemius, MD
West Hartford, CT
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