use_lookup: Use lookup table to replace values in a data frame
In IqisGnahz/rlookup: Lookup utilities for recoding strings in a data frame

Use lookup table to replace values in a data frame

1 2	use_lookup(.data, lookup, mark = c("old", "new", "both"), use_na = FALSE, drop_old = TRUE)

`.data`	a data frame
`lookup`	a lookup table, or a path pointing to a file containing such
`mark`	mark which column name in the resulting data frame? choose from: "old", "new" or "both"
`use_na`	use NAs in 'new_value' for replacement; if FALSE, use 'old_value' as 'new_value'
`drop_old`	keep only the new column after recoding