It can be useful to add special missing values, naniar supports this with the recode_shadow function.

recode_shadow(data, ...)

Arguments

data

data.frame

...

A sequence of two-sided formulas as in dplyr::case_when, but when a wrapper function .where written around it.

Value

a dataframe with altered shadows

Examples

# NOT RUN { df <- tibble::tribble( ~wind, ~temp, -99, 45, 68, NA, 72, 25 ) dfs <- bind_shadow(df) dfs recode_shadow(dfs, temp = .where(wind == -99 ~ "bananas")) # need to debug this recode_shadow(dfs, temp = .where(wind == -99 ~ "bananas")) %>% recode_shadow(wind = .where(wind == -99 ~ "apples")) # }