R/interact.R
interact.Rd
Interact character vectors to get a character vector of concatenated combinations.
interact(...)
character vectors
character vector whose elements are the concatenated elements of the input character vectors
interact(sex=c("male", "female"), age=c("young", "adult", "old")) #> [1] "male_young" "female_young" "male_adult" "female_adult" "male_old" #> [6] "female_old"