// ES6 Modules (Babel)

import localeCompare from "locale-compare";

const compare = localeCompare();
const compareInSwedish = localeCompare("sv");

// CommonJS (Node.js):

var compare = require("locale-compare")();
var compareInSwedish = require("locale-compare")("sv");

// Use with Array.sort

["ä", "z"].sort(compare);
["ä", "z"].sort(compareInSwedish);