C # interface

Interfaces can be defined within: indexers, properties, functions, events. cannot be accessed with access modifiers

1  Public  InterfaceIeventinterface2     {3         string  This[intIndex] {Get;Set; }//Indexer4list<string> MyList {Get;Set; }//Properties5         stringName {Get;Set; }//Properties6         EventEventHandler MyEventHandler;//Events7         voidMeth ();//Method8     }9 Ten      Public classInterfacetestclass:ieventinterface One     { A          Public string  This[intIndex//Indexer Implementation -         { -              the              Get -              { -                 if(index>0&&index<=mylist.count-1) -                   returnMylist.toarray () [index]; +                 return "out of Bounds"; -              } +              Set A              { atMylist[index] =value; -              } -         } -          Publiclist<string> MyList {Get;Set; }//Property Implementation -          Public  stringName {Get;Set; }//Property Implementation -          Public voidMeth ()//Method Implementation in         { -Console.WriteLine ("Meth"); to         } +          Public EventEventHandler MyEventHandler;//Event Implementation -  the          Public voidInvokemyeventhandler ()//methods for invoking events *         { $MyEventHandler (NULL,NULL);Panax Notoginseng         } -     } the class Program +     { A          Public Static voidMymethed (ObjectSender,eventargs e) the         { +Console.WriteLine ("mymethed"); -         } $  $         Static voidMain (string[] args) -         { -  the             varmyclass=NewInterfacetestclass (); -myclass.mylist=Newlist<string> () {"a","b","C"};Wuyi             varStr= myclass[1];//Indexer Usage the Console.WriteLine (str); -              Wumyclass[1] ="BB"; - Myclass.meth (); Aboutmyclass.myeventhandler+=NewEventHandler (mymethed);//Event Add function $  - Myclass.invokemyeventhandler (); -              -             A         } +}

C # interface