c++ 读写ini文件

#include "stdafx.h"
#include <windows.h>
#include <iostream>
#include <string>
using namespace std;

int main()
{
	int num = ::GetPrivateProfileInt(L"Images", L"level_0", 9, L"C:\\Users\\liuzhichao\\source\\repos\\ConsoleApplication2\\Debug\\config.ini");
	wchar_t buf[128];
	::GetPrivateProfileStringW(L"Images", L"level_1", L"0", buf, 128, L"C:\\Users\\liuzhichao\\source\\repos\\ConsoleApplication2\\Debug\\config.ini");
	std::wstring str = std::wstring(buf);
	cout << num << endl;
	int num2 = _wtoi(buf);
	std::wcout << str << std::endl;
	std::wstring strnum = L"168";
	WritePrivateProfileStringW(L"Images", L"level_1", strnum.c_str(), L"C:\\Users\\liuzhichao\\source\\repos\\ConsoleApplication2\\Debug\\config.ini");
	memset(buf, 0, 128);
	GetPrivateProfileSectionW(L"Images", buf, 128, L"C:\\Users\\liuzhichao\\source\\repos\\ConsoleApplication2\\Debug\\config.ini");
	str = buf;
    return 0;
}