How to save an integer in two digits in Dart

Question

How can I save an integer in two digits in Dart?

int i = 3;
String s = i.toString();
print(s);

The result should be 03 and not 3

Answer 1

To save the first two digits of an integer.

 int val = 1546090;
 print(val);
 print(val.toString().substring(0,2));

Answer 2

String s = i.toString().padLeft(2, '0');