Is it a county FIPS code?

Is it a county FIPS code?

Usage

is_county_fips(x)

Arguments

x

A character vector.

Value

Logical vector; TRUE for a 5-digit code with a valid state prefix.

See also

Other geography detectors: is_block_fips(), is_block_group_fips(), is_cbsa(), is_census_region(), is_csa(), is_metro_area_name(), is_nces_locale(), is_state_fips(), is_tract_fips(), is_urban_rural()

Examples

is_county_fips(c("06037", "36061", "99001", NA))
#> [1]  TRUE  TRUE FALSE    NA