[R] sorting a dataframe

[David Winsemius]

On Jun 20, 2015, at 5:18 PM, Bogdan Tanasa wrote:

> Dear all,
> 
> I am looking for a suggestion please regarding sorting a dataframe with
> alphanumerical components :
> 
> let's assume we have :
> 
> A = c("A1","A10","A11","A2")
> B = c(1,2,3,4)
> 
> C = data.frame(A,B)
> 
> how could I sort C data.frame in such a way that we have at the end :
> 
> C$A in the order : "A1", "A2", "A10", "A11". thank you very much,

Do a search on `mixedorder` and` mixedsort`. They are function names in pkg:gtools

-- 

David Winsemius
Alameda, CA, USA