Update defualt char set to ensure the results of numerical comparison will not change
const defaultCharSet = '0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz';
const a = 11;
const b = 12;
(a < b) === (changeRadix(a, { fromRadix: 10 }) < changeRadix(b, { fromRadix: 10 }));