Superseded, please use dfMergeVariablesRelevel
Arguments
- df
A data.frame with the variables (columns) to be merged into one vector.
- colnames
A vector of names of columns in `df` that hold the variables to be merged, or a selection of columns as per
select
.- levelslist
A names list with one slice each for a new value to be used for a vector of old values (optional).