Select the last n columns of data frame in R

Question

Is there a way to systematically select the last columns of a data frame? I would like to be able to move the last columns to be the first columns, but maintain the order of

Answer 1

I know this topic is a little dead, but wanted to chime in with a simple dplyr solution:

library(dplyr)

mydata <- mydata %>%
  select(A, B, everything())

Hopefully that helps out any future visitors to this question.