using System;

Console.WriteLine("Does this look familiar?");

Console.WriteLine("Does this look {0}?", "nice");

​

//Mathematics

Math.Pow(2, 8);

Math.Sqrt(144);

Math.Ceiling(10.2);

Math.Floor(10.2);

Math.Round(10.2);

Math.Min(10, -10);

Math.Max(10, -10);

​

Convert.ToInt32(120.0);

​

String.Format("Does this look {0}?", "nice");

String.IsNullOrEmpty("");

String.IsNullOrWhiteSpace("     ");

​

var twelve = "Capaldi";

twelve.StartsWith("Ca");

twelve.EndsWith("di");

twelve.Substring(2, 3);

​

"Eccleston,Tennant,Smith,Capaldi".Split(',');

​

​

​

var val = "123a";

int result;

​

//var success = int.TryParse(val, out result);

//Console.WriteLine("Success: {0}", success);

//Console.WriteLine("Result: {0}", result);

​

Console.WriteLine(

int.TryParse(val, out result)

    ? result

    : 100);

​

​

​

​