str_extract_currencies(string)extract_currencies(string)
str_nth_currency(string, n)
nth_currency(string, n)
str_first_currency(string)
first_currency(string)
str_last_currency(string)
last_currency(string)
A character vector.
A vector of integerish values. Must be either length 1 or
have length equal to the length of string. Negative indices count from
the back: while n = 1 and n = 2 correspond to first and second, n = -1 and n = -2 correspond to last and second-last. n = 0 will return
NA.