#undef UNICODE         #include <iostream>  #include <string>  #include <vector>  #include <memory>  #include <cstring>         #include <windows.h>         std::shared_ptr<std::vector<std::string> >  fileList(const std::string& folder_path)  {      static std::shared_ptr<std::vector<std::string> >           folder_files(new std::vector<std::string>); //返回指针, 需要迭代使用             WIN32_FIND_DATA FindData;      HANDLE hError;             int file_count(0);      std::string file_path(folder_path); //路径名      std::string full_file_path; //全路径名              file_path.append("/*.*");      hError = FindFirstFile(file_path.c_str(), &FindData);      if (hError == INVALID_HANDLE_VALUE) {          std::cout << "failed to search files." << std::endl;          return nullptr;      }      while(FindNextFile(hError, &FindData))      {          //过虑".", "..", "-q"          if(0 == strcmp(FindData.cFileName, ".") ||               0 == strcmp(FindData.cFileName, "..") ||               0 == strcmp(FindData.cFileName, "-q"))          {              continue;          }                 //完整路径          full_file_path.append(folder_path);          full_file_path.append("/");          full_file_path.append(FindData.cFileName);          ++file_count;                 if (FindData.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY){              //std::cout << file_count << " " << full_file_path << "<Dir>" << std::endl;              fileList(full_file_path);          }else{              folder_files->push_back(full_file_path);              //std::cout << file_count << " " << full_file_path << std::endl;          }          full_file_path.clear(); //清空目录      }      return folder_files;  }         int main(void)   {      std::shared_ptr<std::vector<std::string> > folder_files;      folder_files = fileList("E:/bf");      if (folder_files) {          for (size_t i=0; i != folder_files->size(); ++i) {              std::cout << i+1 << " : " << (*folder_files)[i] << std::endl;          }      }      return 0;  }