zid.js

export default function index(...n) {
    const base = 26;
    const base0 = base * 10;
    const aCode = 'a'.charCodeAt(0);
    const z = String.fromCharCode(base - 1 + aCode);
    return n.map(function(n) {
        let ret = String.fromCharCode(Math.floor(n / 10) % base + aCode) + String(Math.floor(n % 10));
        while (n >= base0) {
            ret = z + ret;
            n -= base0;
        }
        return ret;
    }).join('');
}