import 'dart:math';

const _chars = 'AaBbCcDdEeFfGgHhIiJjKkLlMmNnOoPpQqRrSsTtUuVvWwXxYyZz1234567890';
final _rnd = Random();

/// Generate random string
String getRandomString(int length) => String.fromCharCodes(
  Iterable.generate(
    length,
    (_) => _chars.codeUnitAt(_rnd.nextInt(_chars.length)),
  ),
);