generateRandomString function
Implementation
String generateRandomString(int length) {
if (length == 0) {
length = 12;
}
const String charset =
'AaBbCcDdEeFfGgHhIiJjKkLlMmNnOoPpQqRrSsTtUuVvWwXxYyZz0123456789';
final Random random = Random();
String result = '';
for (var i = 0; i < length; i++) {
result += charset[random.nextInt(charset.length)];
}
return result;
}