unique_na: Return Single Unique Value or NA

In falling-fruit/fruitr: R functions for Falling Fruit

Return Single Unique Value or NA

Description

Returns either NA or the single unique element if it exists.

Usage

unique_na(x, na.rm = FALSE)

Arguments

x	List or atomic vector.
na.rm	Whether missing values should be removed.

See Also

Other helper functions: capitalize_words, ch1903_to_wgs84, clean_strings, format_addresses, format_scientific_names, is.empty, lvapply, melt_by_listcol, na.remove, normalize_language, parse_scientific_names, quotemeta, replace_values_in_list, sp_transform, subset_search_results

Examples

unique_na(c(1, 1))
unique_na(c(1, 2))
unique_na(c(1, NA), na.rm = FALSE)
unique_na(c(1, NA), na.rm = TRUE)

falling-fruit/fruitr documentation built on Dec. 21, 2024, 8:32 p.m.