randomStr function
Implementation
String randomStr(int strLen) {
const chars = "abcdefghijklmnopqrstuvwxyz0123456789";
Random rnd = new Random(new DateTime.now().millisecondsSinceEpoch);
String result = "";
for (var i = 0; i < strLen; i++) {
result += chars[rnd.nextInt(chars.length)];
}
return result;
}