LangCode

https://code4fukui.github.io/LangCode/

usage

import { LangCode } from "https://code4fukui.github.io/LangCode/LangCode.js";

console.log(await LangCode.encode("日本語"));
console.log(await LangCode.decode("ja"));
console.log(await LangCode.find("メ"));

import { ISO639 } from "https://code4fukui.github.io/LangCode/ISO639.js";

console.log(await ISO639.encode("日本語"));
console.log(await ISO639.decode("jpn"));
console.log(await ISO639.find("メ"));

reference

• ISO639-1
• ISO 639言語コード - CyberLibrarian