[Rcpp-devel] Negative indexing in Rcpp

Tiago Fragoso fragoso2718 at gmail.com
Mon Apr 1 22:41:02 CEST 2013


Hello,

Say I have a 10x10 matrix A. If I want to access everything remaining after
I delete columns 1, 5 and 10, all I have to do is

A[,-c(1,5,10)]

Is there a convenient way to do it in Rcpp (or using Armadillo objects)?

Best regards,

Tiago
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