cospired
i18n-iso-languages
i18n for ISO 639 language codes. We support Alpha-2, Alpha-3 B and T codes from https://en.wikipedia.org/wiki/List_of_ISO_639-1_codes
This packages is heavily based on i18n-iso-countries.
We intent to keep the interface of i18n-iso-languages as close as possible to i18n-iso-countries.
Installing
Install it using npm: npm install @cospired/i18n-iso-languages
If used in a browser environment, you will need to manually install the local you wish to support.
var languages = require("@cospired/i18n-iso-languages");
// Support german & english languages.
languages.registerLocale(require("@cospired/i18n-iso-languages/langs/en.json"));
languages.registerLocale(require("@cospired/i18n-iso-languages/langs/de.json"));Code to Language
Get the name of a language by it's ISO 639-1 (Alpha-2), ISO 639-2/T or B (Alpha-3) code
var languages = require("@cospired/i18n-iso-languages");
console.log("de (639-1/Alpha-2) => " + languages.getName("de", "en")); // German
console.log("en (639-1/Alpha-2) => " + languages.getName("de", "de")); // Deutsch
console.log("de (639-2T/Alpha-3) => " + languages.getName("deu", "en")); // German
console.log("de (639-2B/Alpha-3) => " + languages.getName("ger", "en")); // GermanGet all names by their ISO 639-1 code
var languages = require("@cospired/i18n-iso-languages");
console.log(languages.getNames("en")); // { 'ab': 'Abkhazian', 'aa': 'Afar', [...], 'za': 'Zhuang', 'zu': 'Zulu' }Supported languages (ISO 639-1)
ar: Arabic (based on https://github.com/umpirsky/language-list/blob/master/data/ar/language.json)bg: Bulgarian (based on https://bg.wikipedia.org/wiki/Кодове_на_езици with minor adjustments)br: Breton (based on https://br.wikipedia.org/wiki/Listenn_glok_kodoù_ISO_639-1)cs: Czech (based on https://cs.wikipedia.org/wiki/Seznam_kódů_ISO_639-1)da: Danish (based on https://da.wikipedia.org/wiki/ISO_639-1)de: German (by native speaker)en: English (ISO 639-1 standard names)es: Spanish (based on https://es.wikipedia.org/wiki/ISO_639-1)fi: Finnish (based on https://kotoistus.fi/suositukset/suositukset-kielet-fi-koodi/)fr: French (based on https://fr.wikipedia.org/wiki/Liste_des_codes_ISO_639-1)he: Hebrew (based on ECMAScript Internationalization API data)hu: Hungarian (based on https://hu.wikipedia.org/wiki/ISO_639-1_nyelvkódok_listája)id: Indonesian (based on https://github.com/umpirsky/language-list/blob/master/data/id/language.json)is: Islandic (based on https://is.wikipedia.org/wiki/Listi_yfir_tungumálakóða_%C3%AD_ISO_639-1)it: Italian (based on https://github.com/umpirsky/language-list/blob/master/data/it/language.json)ja: Japanese (by professional translator)ko: Korean (based on https://github.com/umpirsky/language-list/blob/master/data/ko/language.json)lt: Lithuanian (based on https://lt.wikipedia.org/wiki/Sąrašas:ISO_639-1_kodai)lv: Latvian (based on https://lv.wikipedia.org/wiki/ISO_639-1_kodu_saraksts)ms: Malay (based on https://github.com/umpirsky/language-list/blob/master/data/ms/language.json)nl: Dutch (based on https://nl.wikipedia.org/wiki/Lijst_van_ISO_639-codes)no: Norwegian (based on https://no.wikipedia.org/wiki/Liste_over_ISO_639-1-koder)pl: Polish (based on https://pl.wiktionary.org/wiki/Wikis%C5%82ownik:Kody_j%C4%99zyk%C3%B3w)pt: Portuguese (European) (based on https://pt.wikipedia.org/wiki/ISO_639)ro: Romanian (based on https://ro.wikipedia.org/wiki/Lista_codurilor_ISO_639-1)ru: Russian (by professional translator)sk: Slovak (based on https://sk.wikipedia.org/wiki/ISO_639)sv: Swedish (based on https://sv.wikipedia.org/wiki/ISO_639)th: Thai (based on https://github.com/umpirsky/language-list/blob/master/data/th/language.json)uk: Ukrainian (based on https://uk.wikipedia.org/wiki/Список_мовних_кодів_ISO_639)vi: Vietnamese (based on https://github.com/umpirsky/language-list/blob/master/data/vi/language.json)zh: Chinese (by professional translator)
Language to Code
var languages = require("@cospired/i18n-iso-languages");
console.log("German => " + languages.getAlpha2Code('German', 'en'));
// German => de
console.log("German => " + languages.getAlpha3TCode('German', 'en'));
// German => deu
console.log("German => " + languages.getAlpha3BCode('German', 'en'));
// German => gerCodes
Convert ISO 639-2 (Alpha-3) to ISO 639-1 (Alpha-2) code
var languages = require("@cospired/i18n-iso-languages");
console.log("deu (Alpha-3) => " + languages.alpha3ToAlpha2("deu") + " (Alpha-2)");
// deu (Alpha-3 T) => de (Alpha-2)
var languages = require("@cospired/i18n-iso-languages");
console.log("ger (Alpha-3 B) => " + languages.alpha3ToAlpha2("ger") + " (Alpha-2)");
// ger (Alpha-3 B) => de (Alpha-2)Convert ISO 639-1 (Alpha-2) to ISO 639-2 (Alpha-3) code
var languages = require("@cospired/i18n-iso-languages");
console.log("de (Alpha-2) => " + languages.alpha2ToAlpha3T("de") + " (Alpha-3 T)");
// de (Alpha-2) => deu (Alpha-3 T)
var languages = require("@cospired/i18n-iso-languages");
console.log("de (Alpha-2) => " + languages.alpha2ToAlpha3B("de") + " (Alpha-3 B)");
// de (Alpha-2) => ger (Alpha-3 B)Get all ISO 639-1 (Alpha-2) codes
var languages = require("@cospired/i18n-iso-languages");
console.log(languages.getAlpha2Codes());
// { 'aa': 'aar', 'ab': 'abk', [...], 'za': 'zha', 'zu': 'zul' }Get all ISO 639-2 (Alpha-3) codes
var languages = require("@cospired/i18n-iso-languages");
console.log(languages.getAlpha3TCodes());
// { 'aar': 'aa', 'abk': 'ab', [...], 'zha': 'za', 'zul': 'zu' }
var languages = require("@cospired/i18n-iso-languages");
console.log(languages.getAlpha3BCodes());
// { 'aar': 'aa', 'abk': 'ab', [...], 'zha': 'za', 'zul': 'zu' }Validate language code
var languages = require("@cospired/i18n-iso-languages");
console.log(languages.isValid("de"), languages.isValid("ger"), languages.isValid("xx")));
// true, true, falseContribution
To add a language:
- add a json file under langs/ (in alphabetical order)
- add the language to the
dataobject in enty-node.js at the top (in alphabetical order) - add language to section Supported languages in README.md (in alphabetical order)
- add language to keywords in package.json (in alphabetical order)
- add language to the "unreleased" section of the changelog
- run
npm install && make testto make sure that tests are passing - open a PR on GitHub
Please do not change the version in package.json, package-lock.json or changelog.md.