Understanding and Implementing the Iterator Pattern in C# and C++

#pragma once
#include <vector>
#include "IAggregate.h"
#include "MyIterator.h"

class MyAggregate : public IAggregate
{
	std::vector<std::string> values_;

public:
	MyAggregate(void)	
	{}

	//Helper function to populate the collection
	void AddValue(std::string value)
	{
		values_.push_back(value);
	}

	IIterator* GetIterator()
	{
		IIterator *iter = new MyIterator(this); 
		return iter;
	}

	std::string& operator[](int itemIndex)
	{
		return values_[itemIndex];
	}	

    int Count()
	{
		return values_.size();
	}
};