Adds new factor levels to a specified variable in the data frame.
Usage
h_df_add_newlevels(df, .var, new_levels, addstr2levs = NULL, new_levels_after)
Arguments
- df
Data frame to update.
- .var
Variable to which new levels will be added.
- new_levels
List of new levels to add.
- addstr2levs
String to add to new levels.
- new_levels_after
Boolean, indicating if new levels should be added after existing levels.
Value
Updated data frame.