Lop off trailing "00"s from census tract codes from 2000.

For inscrutable reasons, the census requires 4-digit tract numbers in some API calls, but ONLY for tracts from the year 2000 that end in "00"

Usage

truncate_decennial_tract_codes(.tract_codes, .years)

Arguments

.tract_codes

a character vector of labels like "999999" or "000100"

.years

numeric years.

Value

a character vector of labels like "999999" or "0001" (or "000100").