Is there an alternative to “revalue” function from plyr when using dplyr?

Question

I\'m a fan of the revalue function is plyr for substituting strings. It\'s simple and easy to remember.

However, I\'ve migrated new code to

Answer 1

One alternative that I find handy is the mapvalues function for the data.tables e.g

df[, variable := mapvalues(variable, old = old_names_string_vector, new = new_names_string_vector)]