Visual C++ .NET/Collections/KeyValuePair

Use the KeyValuePair generic class when using the for each statement

<source lang="csharp">

1. include "stdafx.h"

using namespace System; using namespace System::Collections::Generic; int main() {

  IDictionary<String^, String^>^ dict;
  dict = gcnew Dictionary<String^, String^>();

  dict->Add("a", "A");
  dict->Add("o", "B");
  dict->Add("i", "C");

  for each (KeyValuePair<String^, String^>^ pair in dict)
  {
     Console::WriteLine(" {0}: {1}", pair->Key, pair->Value);
  }
  dict->Remove("hat");

  for each (KeyValuePair<String^, String^>^ pair in dict)
  {
     Console::WriteLine(" {0}: {1}", pair->Key, pair->Value);
  }

}

 </source>