Function pad

apps/uuid-gen/index.js:79–79

(n, w)

            var sequence = Number(id & 0xFFFn);
            var d = new Date(timestamp);
            var pad = function (n, w) { return String(n).padStart(w || 2, '0'); };
            var datetime = d.getFullYear() + '-' + pad(d.getMonth() + 1) + '-' + pad(d.getDate()) +
                ' ' + pad(d.getHours()) + ':' + pad(d.getMinutes()) + ':' + pad(d.getSeconds()) +
                '.' + pad(d.getMilliseconds(), 3);