public static void Oldtests() { new TaskExpl().AccessTheWebAsync(); Console.WriteLine("Hello World!"); //ello has been set to conditional("TEST_COND") in its file so will only appear with the line 1 #define TEST_COND Used.ello(); // Console.ReadKey(); //commented out cause annoying but useful enough as info //1 - can intitialize then set the variable like this Animal a1 = new Animal(); a1.Name = "Pixel"; a1.Name = "Pixelrenamed"; Console.WriteLine(a1.Moves()); //2 - or this is called an object initializer Animal a2 = new Animal() { Name = "Scuzzy" }; a2.Name = "hello"; Console.WriteLine(a2.Moves()); Delegates del = new Delegates(); del.usingDelegates(); //Anonymous types: var, read only but dont need definitions etc var v = new { Amount = 108, Message = "Hello" }; Console.WriteLine(v.Amount + v.Message); //multi params method just shoved in class Animal for testing paramsTest par = new paramsTest(); par.ParamsMethod(); //prints out 0 par.ParamsMethod("a", "b"); //prints out 2 par.ParamsMethod("x", "y", "z"); //prints out 3 Console.WriteLine("end of variable params test"); IEnumerable <int> sqrNums = paramsTest.SquareNumbers(0, 10); foreach (var number in sqrNums) { Console.Write(number + " "); } Console.WriteLine("All sqrNums of 0-9"); //LINQ queries, requires using System.Linq; //LINQ queries only happen when the results are called for. //To prevent that happening multiple times we set the result into a list with .ToList(); var numbersQuery = (from number in sqrNums where number < 40 && number > 3 select number).ToList(); //LINQ query would be called here for the ToList() //This skips the below calls by using the saved result Console.WriteLine($"Total: {numbersQuery.Count()}"); //LINQ query would be called here foreach (var number in numbersQuery) //LINQ query would be called here { Console.Write(number + " "); } Console.WriteLine("All of previous x < 40 && x > 3"); }