README.md
# Country
[](https://hex.pm/packages/country)
[](https://hexdocs.pm/country/)
```sh
gleam add country@1
```
```gleam
import country
pub fn main() -> Nil {
// get an Alpha3Code representation from the string
let assert Ok(usa) = country.alpha_3_code_from_string("USA")
assert usa == country.USA
// get an Alpha2Code representation from the string
let assert Ok(us) = country.alpha_2_code_from_string("US")
assert us == country.US
// get the base Country type from both Alpha3Code and Alpha2Code and compare
assert country.from_alpha_3_code(usa) == country.from_alpha_2_code(us)
// get the base Country type from the numeric string
let assert Ok(us) = country.from_numeric_code("840")
assert us == country.UnitedStatesOfAmerica
// attempt to get a Country type from an incorrect numeric code value
let assert Error(country.IncorrectNumericCode) =
country.from_numeric_code("<incorrect>")
Nil
}
```
Further documentation can be found at <https://hexdocs.pm/country>.