public static void main() { ReferencesExample re = new ReferencesExample(); // Returns a reference type, caller can access member - gaping hole in your class encapsulation. var modifiableList = re.getListOfNamesUsingModifiableReferenceType(); Console.WriteLine("Before modification: "); modifiableList.Add("Saori"); Console.WriteLine("After modification: "); modifiableList.ForEach(Console.WriteLine); // Returns object that implements an interface that does not have any modification methods. // Using interfaces, you can choose to expose only ther methods and properties you want clients to use. var enumerableList = re.getListOfNamesUsingReadonlyInterface(); // Uses extention method created above. enumerableList.ForEach(Console.WriteLine); // Returns read-only collection that does not support modification methods. var readonlyList = re.getListOfNamesUsingReadOnlyCollection(); Console.WriteLine(readonlyList.Count); }
static void Main(string[] args) { LinqExample.main(); CollectionExample.main(); DelegateExample.main(); StringBuilderExample.main(); DisposeExample.main(); ReferencesExample.main(); Customer.main(); Console.WriteLine("All done"); }