table <- tibble::tibble(
area_name = c("Armenia", "Afghanistan", "Dummy Country", "Albania")
)
add_area_code(table)
table |>
dplyr::rename(my_area_name = area_name) |>
add_area_code(name_column = "my_area_name")
add_area_code(table, code_column = "my_custom_code")
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