R Programming Fundamentals

Combining Data

rbind() and cbind() are two major combining functions you can use in R. We just used the rbind.data.frame() function to recombine the iris datasets, and you may recall that we covered both of these functions in Chapter 1, Introduction to R, in detail. As a reminder, they combine data by row and column, respectively. As a quick review, let's combine some data in the next section.