Casting from object : Casting « Class « Visual C++ .NET

1. Visual C++ .NET
2. Class
3. Casting

Casting from object

 
#include "stdafx.h"
using namespace System;
using namespace System::Collections;

ref class Book{
   public:
     Book(){ }
     Book(String^ _title) { Title = _title; }
     property String^ Title;
};

int main(){
   ArrayList^ theList = gcnew ArrayList();

   theList->Add( gcnew Book("Men") );

   Book^ book = safe_cast<Book^>( theList[0] );

   Console::WriteLine(book->Title );

   theList->Add( gcnew String("data"));
   try{
      book = safe_cast<Book^>( theList[1] );
   }catch(InvalidCastException^ e){
      Console::WriteLine("wrong type");
   }
}

   
  

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