What is i18n-iso-countries?
The i18n-iso-countries npm package provides functionalities for working with ISO 3166-1 country codes. It allows you to get country names in different languages, convert between different country code formats, and validate country codes.
What are i18n-iso-countries's main functionalities?
Get Country Name by Alpha-2 Code
This feature allows you to get the name of a country given its Alpha-2 code. You can specify the language in which you want the country name.
const countries = require('i18n-iso-countries');
countries.registerLocale(require('i18n-iso-countries/langs/en.json'));
const countryName = countries.getName('US', 'en');
console.log(countryName); // Output: United States
Get Alpha-2 Code by Country Name
This feature allows you to get the Alpha-2 code of a country given its name. You can specify the language in which the country name is provided.
const countries = require('i18n-iso-countries');
countries.registerLocale(require('i18n-iso-countries/langs/en.json'));
const countryCode = countries.getAlpha2Code('United States', 'en');
console.log(countryCode); // Output: US
Validate Country Code
This feature allows you to validate whether a given country code is a valid ISO 3166-1 Alpha-2 code.
const countries = require('i18n-iso-countries');
const isValid = countries.isValid('US');
console.log(isValid); // Output: true
Get Country Names in All Languages
This feature allows you to get the names of all countries in a specified language.
const countries = require('i18n-iso-countries');
countries.registerLocale(require('i18n-iso-countries/langs/en.json'));
countries.registerLocale(require('i18n-iso-countries/langs/fr.json'));
const countryNames = countries.getNames('en');
console.log(countryNames); // Output: { 'AF': 'Afghanistan', 'AX': 'Åland Islands', ... }
Other packages similar to i18n-iso-countries
country-list
The country-list package provides a list of country names and their corresponding ISO 3166-1 Alpha-2 codes. It is simpler and more lightweight compared to i18n-iso-countries, but it does not support multiple languages or validation of country codes.
iso-3166-1
The iso-3166-1 package provides ISO 3166-1 country codes and names. It is similar to i18n-iso-countries but does not offer as extensive support for multiple languages and lacks some of the additional functionalities like validation.
countries-list
The countries-list package provides a comprehensive list of countries with their ISO 3166-1 codes, names, and additional information like currency and phone codes. It offers more detailed information compared to i18n-iso-countries but may be overkill if you only need basic country code and name functionalities.
i18n-iso-countries
⚠️ Version 5 drops support for node 6 and 7!
i18n for ISO 3166-1 country codes. We support Alpha-2, Alpha-3 and Numeric codes from 'Wikipedia: Officially assigned code elements'
Installing
Install it using npm: npm install i18n-iso-countries
var countries = require("i18n-iso-countries");
If you use i18n-iso-countries
with Node.js, you are done. If you use the package in a browser environment, you have to register the languages you want to use to minimize the file size.
countries.registerLocale(require("i18n-iso-countries/langs/en.json"));
countries.registerLocale(require("i18n-iso-countries/langs/fr.json"));
Code to Country
Get the name of a country by its ISO 3166-1 Alpha-2, Alpha-3 or Numeric code
var countries = require("i18n-iso-countries");
console.log("US (Alpha-2) => " + countries.getName("US", "en", {select: "official"}));
console.log("US (Alpha-2) => " + countries.getName("US", "de", {select: "official"}));
console.log("USA (Alpha-3) => " + countries.getName("USA", "en", {select: "official"}));
console.log("USA (Numeric) => " + countries.getName("840", "en", {select: "official"}));
Get all names by their ISO 3166-1 Alpha-2 code
var countries = require("i18n-iso-countries");
console.log(countries.getNames("en", {select: "official"}));
Supported languages (ISO 639-1)
In case you want to add new language, please refer ISO 639-1 table.
ar
: Arabicaz
: Azerbaijanibe
: Belorussianbg
: Bulgarianbn
: Bengalibs
: Bosnianca
: Catalancs
: Czechda
: Danishde
: Germanen
: Englishes
: Spanishet
: Estonianfa
: Persianfi
: Finnishfr
: Frenchgl
: Galicianel
: Greekhe
: Hebrewhi
: Hindihr
: Croatianhu
: Hungarianhy
: Armenianis
: Icelandicit
: Italianid
: Indonesianja
: Japaneseka
: Georgiankk
: Kazakhko
: Koreanky
: Kyrgyzlt
: Lithuanianlv
: Latvianmk
: Macedonianmn
: Mongolianms
: Malaynb
: Norwegian Bokmålnl
: Dutchnn
: Norwegian Nynorskpl
: Polishpt
: Portuguesero
: Romanianru
: Russiansk
: Slovaksl
: Slovenesr
: Serbiansv
: Swedishth
: Thaitr
: Turkishuk
: Ukrainianur
: Urduuz
: Uzbekzh
: Chinesevi
: Vietnamese
List of ISO 639-1 codes
Country to Code
var countries = require("i18n-iso-countries");
console.log(
"United States of America => " +
countries.getAlpha2Code("United States of America", "en")
);
console.log(
"United States of America => " +
countries.getAlpha3Code("United States of America", "en")
);
Codes
Convert Alpha-3 to Alpha-2 code
var countries = require("i18n-iso-countries");
console.log(
"USA (Alpha-3) => " + countries.alpha3ToAlpha2("USA") + " (Alpha-2)"
);
Convert Numeric to Alpha-2 code
var countries = require("i18n-iso-countries");
console.log(
"840 (Numeric) => " + countries.numericToAlpha2("840") + " (Alpha-2)"
);
Convert Alpha-2 to Alpha-3 code
var countries = require("i18n-iso-countries");
console.log("DE (Alpha-2) => " + countries.alpha2ToAlpha3("DE") + " (Alpha-3)");
Convert Numeric to Alpha-3 code
var countries = require("i18n-iso-countries");
console.log(
"840 (Numeric) => " + countries.numericToAlpha3("840") + " (Alpha-3)"
);
Convert Alpha-3 to Numeric code
var countries = require("i18n-iso-countries");
console.log(countries.alpha3ToNumeric("SWE"));
Convert Alpha-2 to Numeric code
var countries = require("i18n-iso-countries");
console.log(countries.alpha2ToNumeric("SE"));
Get all Alpha-2 codes
var countries = require("i18n-iso-countries");
console.log(countries.getAlpha2Codes());
Get all Alpha-3 codes
var countries = require("i18n-iso-countries");
console.log(countries.getAlpha3Codes());
Get all Numeric codes
var countries = require("i18n-iso-countries");
console.log(countries.getNumericCodes());
Validate country code
var countries = require("i18n-iso-countries");
console.log(
countries.isValid("US"),
countries.isValid("USA"),
countries.isValid("XX")
);
Contribution
To add a language:
- add a json file under langs/
- add the language to the
data
object in entry-node.js at the top - add language to section Supported languages in README.md
- add language to keywords in package.json
- run
npm test
to make sure that tests are passing - open a PR on GitHub
You can check codes here: https://www.iso.org/obp/ui/#home