On 1/2/2006 5:26 PM, Daniel Pick wrote: > Hello, > Given the matrix M > 1 5 4 > 2 4 6 > 3 8 5 > 4 2 7 > > and the vector V 4,2,1,3, I would like to order the rows in M according > to the indices in V, that is, I want output > > 4 2 7 > 2 4 6 > 1 5 4 > 3 8 5 > > How do I do this? This is not a standard ascending or descending sort.
I think M[V,] is all you need. Duncan Murdoch ______________________________________________ [email protected] mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html
