C++ 获取文件版本号的代码

// Test.cpp : 定义控制台应用程序的入口点。
//


#include "stdafx.h"
#include <Windows.h>
#include <tchar.h>
#include <string>
#include <iostream>
#pragma comment(lib,"version.lib")
using namespace std;

 string GetFileVersion(PCSTR filename)
 { 
  string asVer = "";
  VS_FIXEDFILEINFO *pVsInfo;
  unsigned int iFileInfoSize = sizeof(VS_FIXEDFILEINFO);
  int iVerInfoSize = GetFileVersionInfoSizeA(filename, NULL); 
  if(iVerInfoSize != 0)
  { 
    char *pBuf = NULL;
 
      while(!pBuf)
    {
    pBuf = new char[iVerInfoSize];
    }
      if(GetFileVersionInfoA(filename, 0, iVerInfoSize, pBuf))
      { 
       if(VerQueryValueA(pBuf, "\\", (void **)&pVsInfo, &iFileInfoSize))
    { 
      sprintf(pBuf, "%d.%d.%d.%d", HIWORD(pVsInfo->dwFileVersionMS), LOWORD(pVsInfo->dwFileVersionMS), HIWORD(pVsInfo->dwFileVersionLS), LOWORD(pVsInfo->dwFileVersionLS));
     asVer = pBuf; 
    } 
      } 
       delete pBuf;
   }
  return asVer;
 }

int _tmain(int argc, _TCHAR* argv[])
{
   string strFilePath = "C:\\Users\\jhon am\\Desktop\\Backupper.exe";
   string version = GetFileVersion(strFilePath.c_str());




getchar();
return 0;
}