Create SortedDictionary from a Dictionary : Dictionary « Collections « Visual C++ .NET

1. Visual C++ .NET
2. Collections
3. Dictionary

Create SortedDictionary from a Dictionary

 

#include "stdafx.h"
#using <system.dll>

using namespace System;
using namespace System::Collections::Generic;

ref class Reverse : public IComparer<int>{
public:
    virtual int Compare(int x, int y) { return y - x; }
    virtual bool Equals(int x, int y) { return x == y; }
    virtual int GetHashCode(int obj) { return obj.GetHashCode(); }
};

void SortedDictionaryExample(Dictionary<int,String^>^ inDict)
{
    SortedDictionary<int,String^>^ dict = gcnew SortedDictionary<int,String^>(inDict, gcnew Reverse());
    
    dict->Add(6,  "Six");

    String^ t = dict[3];
    Console::WriteLine("dict[3] = {0}\n", t);

}
void main()
{
    Dictionary<int,String^>^ dict = gcnew Dictionary<int,String^>();

    dict->Add(1,  "One");
    dict->Add(6,  "Six");
    dict->Add(5,  "Five");
    dict->Add(3,  "3");

    dict[3] = "Three";
    dict[7] = "Seven";
        
    SortedDictionaryExample(dict);
    
}

   
  

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