typecasting.dart

main()
{
// String to int
        var one = int.parse('1');
       print(one);

    // String to double
        var onePointOne = double.parse('1.1');
        print(onePointOne);

    // int to String
       String twenty = 20.toString();
       print(twenty);

    // double to String
       String pi= 3.14316.toStringAsFixed(2);
       print(pi);


}