遍历文件夹及其子文件夹下所有文件

void dfsFolder(string folderPath, ofstream &fout){    _finddata_t FileInfo;    string strfind = folderPath + "\\*";    long Handle = _findfirst(strfind.c_str(), &FileInfo);        if (Handle == -1L)    {        cerr << "can not match the folder path" << endl;        exit(-1);    }    do{        //判断是否有子目录        if (FileInfo.attrib & _A_SUBDIR)            {            //这个语句很重要            if( (strcmp(FileInfo.name,".") != 0 ) &&(strcmp(FileInfo.name,"..") != 0))               {                string newPath = folderPath + "\\" + FileInfo.name;                dfsFolder(newPath, fout);            }        }        else          {            fout << folderPath << "\\" << FileInfo.name  << " ";        }    }while (_findnext(Handle, &FileInfo) == 0);    _findclose(Handle);    fout.close();}

void FindFile(wchar_t *pFilePath) {     WIN32_FIND_DATA FindFileData;     HANDLE hFind = INVALID_HANDLE_VALUE;     wchar_t  DirSpec[MAX_PATH + 1];// 指定路径      DWORD dwError;     wcsncpy (DirSpec, pFilePath, wcslen(pFilePath) + 1);     wcsncat (DirSpec, L"\\\*", 3);     hFind=FindFirstFile(DirSpec,&FindFileData);     if (hFind == INVALID_HANDLE_VALUE) {         wprintf(L"Invalid file handle. Error is %u ", GetLastError());         return ;     }      bool bFinish=false;     while(!bFinish)     {         if (FindFileData.dwFileAttributes != FILE_ATTRIBUTE_DIRECTORY )         {              wchar_t temp[3000];             memset(temp,0,3000*sizeof(wchar_t));             //wprintf_s(temp,L"%S\\%S\n",pFilePath,FindFileData.cFileName);             wcscpy(temp,pFilePath);             wcscat(temp,L"\\");             wcscat(temp,FindFileData.cFileName);             string rawtext="";             string line;             ifstream infile;             infile.open(temp);             if(infile)                {                    while(getline(infile,line))                    {                        rawtext+=line;                    }                                      }              infile.clear();             infile.close();            InsertArticlesToDataBase(rawtext);           }          bFinish = (FindNextFile(hFind, &FindFileData) == false);      }        }