Visual C++ .NET/Collections/multimap

multimap inserting

 
#include "stdafx.h"
#include <cliext/map>
using namespace System;
using namespace cliext;
using namespace System::Collections::Generic;
ref class MyClass{
public:
    String^ Name;
    MyClass() : Name(String::Empty) { }
    MyClass(String^ name) : Name(name) { }
    MyClass(const MyClass% orig){
        Name = orig.Name; 
    }
    MyClass% operator=(const MyClass% orig){
        if (this != %orig)
            Name = orig.Name;
        return *this;
    }
    ~MyClass() { }
    bool operator<(const MyClass^ rhs){
        return (Name->CompareTo(rhs->Name) < 0);
    }
    bool operator==(const MyClass^ rhs)
    {
        return (Name->Equals(rhs->Name));
    }
};
int main(array<System::String ^> ^args)
{
    map<MyClass^, double> myMap; 
    MyClass^ King = gcnew MyClass("A"); 
    myMap.insert(myMap.end(), map<MyClass^, double>::make_value(gcnew MyClass("Z"), 3.0));
    myMap.insert(map<MyClass^, double>::make_value(King, 10.0)); 
    myMap.insert(map<MyClass^, double>::make_value(gcnew MyClass("B"),9.0));
    map<MyClass^, double> copy;
    map<MyClass^, double>::iterator myMap_e = myMap.end();
    copy.insert(myMap.begin(), --myMap_e);
    map<MyClass^, double>::iterator myMap_cb = copy.begin();
    copy.erase(++myMap_cb);
    copy.erase(gcnew MyClass("Lady"));
    for each (KeyValuePair<MyClass^, double> ^kvp in (IDictionary<MyClass^, double>^)%copy)
        System::Console::Write("{0} [{1}]  ", kvp->Key->Name, kvp->Value);

    Console::WriteLine("\n\nFound = {0}", copy.find(King)->first->Name);
    map<MyClass^, double>::iterator Lady = copy.find(gcnew MyClass("Lady"));
    Console::WriteLine("Did {0}Find = Lady", (Lady == copy.end()) ? "not " : "");
    multimap<MyClass^, double> mmyMap; 
    mmyMap.insert(multimap<MyClass^, double>::make_value(gcnew MyClass("K"), 10.0)); 
    mmyMap.insert(multimap<MyClass^, double>::make_value(gcnew MyClass("B"), 9.0));
    mmyMap.insert(mmyMap.end(), multimap<MyClass^, double>::make_value(gcnew MyClass("Z"), 3.0));
            
    return (0);
}