Get country flag using its code

countryToFlag.js

// ISO 3166-1 alpha-2
// ⚠️ No support for IE 11
// Source: all over the internet
function countryToFlag(code) {
    let isoCode = code.split("-").pop()
    return typeof String.fromCodePoint !== 'undefined'
        ? isoCode
            .toUpperCase()
            .replace(/./g, (char) => String.fromCodePoint(char.charCodeAt(0) + 127397))
        : isoCode;
}