. NET Beginner's Indexer

1. Syntax(optional)[Access modifier] Data type this[data type identifier]{get{} set{}}e.g:

1 class Program2     {3         Static voidMain (string[] args)4         {5Indexer ind =NewIndexer (5);6ind[0] =NewAnimal"Cat Department","Leopard");7ind[1] =NewAnimal"Cat Department","Leopard 1");8ind[2] =NewAnimal"Cat Department","Leopard 2");9ind[3] =NewAnimal"Cat Department","Leopard 3");Tenind[4] =NewAnimal"Cat Department","Leopard 4"); One   A              for(inti =0; I <5; i++) -             { - Console.WriteLine (Ind[i].show ()); the             } -         } -     } -   +      Public classAnimal -     { +         Private stringKemu; A          Public stringKemu at         { -             Get{returnKemu;} -             Set{Kemu =value;} -         } -         Private stringname; -          Public stringName in         { -             Get{returnname;} to             Set{name =value;} +         } -          Publicanimal () {} the          PublicAnimalstring_kemu,string_name) *         { $              This. Kemu =_kemu;Panax Notoginseng              This. Name =_name; -         } the          Public stringShow () +         { A             return "name"+ Name +"account is"+Kemu; the         } +     } -      Public classIndexer $     { $          Publicanimal[] ANI; -          PublicIndexer (intcount) -         { the             if(Count <0) -Console.WriteLine ("The length is not legal");WuyiANI =NewAnimal[count]; the         } -   Wu          PublicAnimal This[intIndex] -         { About             Get $             { -                 if(Index >ANI. Length) -                     return NULL; -                 returnAni[index]; A             } +             Set{Ani[index] =value;} the         } -}

. NET Beginner's Indexer