获取目录的最新文件夹 [英] getting latest folder of directory

问题描述

为什么我没有收到最新的目录文件夹



这是我的代码

Why i am not getting latest folder of directory

This is my code

CString ClatestfoldernameDlg::FindLatestFolder(CString path)
{
	 CString Folder;
         CString LatestFolder = _T("D:\\xyz");
	 FILETIME newtime,oldtime;
	 WIN32_FIND_DATA ffd;
	 HANDLE hFind = INVALID_HANDLE_VALUE;

	 CString strWildcard(path);
	 strWildcard += _T("\\*");

	 // Find the first file in the directory.
	 hFind = FindFirstFile(strWildcard, &ffd);
	 FindNextFile(hFind, &ffd);
	 FindNextFile(hFind, &ffd);

	 //AfxMessageBox(ffd.cFileName);
	 oldtime=ffd.ftLastWriteTime;

	do
	{
      if (ffd.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)
      {
		  newtime = ffd.ftLastWriteTime;
		  Folder = ffd.cFileName;
		  if(CompareFileTime(&newtime,&oldtime)==1)
		  {
				LatestFolder=Folder;
		  }
		  oldtime = newtime;
      }
   }
   while (FindNextFile(hFind, &ffd) != 0);

return LatestFolder;
}

推荐答案

首先，未声明 LatestFolder ，即使你返回这个对象。此外，当没有找到文件夹时，你没有为案件做好准备。此信息应足以修复您的代码。

-SA

First of all, LatestFolder is not declared, even though you return this object. Also, you don''t make provisions for the case when no folders are found. This information should be enough to fix your code.

—SA

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