C++ method to traverse files under folders

  • 2020-04-02 03:10:02
  • OfStack

This article illustrates the C++ method of traversing files under folders. Share with you for your reference. The details are as follows:


#include <windows.h>
#include <stdio.h>
#include <string.h>
#define LEN 1024
//Depth first recursively traverses all files in the directory
BOOL DirectoryList(LPCSTR Path)
{
 WIN32_FIND_DATA FindData;
 HANDLE hError;
 int FileCount = 0;
 char FilePathName[LEN];
 //Structural path
 char FullPathName[LEN];
 strcpy(FilePathName, Path);
 strcat(FilePathName, "\*.*");
 hError = FindFirstFile(FilePathName, &FindData);
 if (hError == INVALID_HANDLE_VALUE)
 {
 printf(" Search failure !");
 return 0;
 }
 while(::FindNextFile(hError, &FindData))
 {
 //Overthinking. And..
 if (strcmp(FindData.cFileName, ".") == 0 
  || strcmp(FindData.cFileName, "..") == 0 )
 {
  continue;
 }
 //Structural integrity path
 wsprintf(FullPathName, "%s\%s", Path,FindData.cFileName);
 FileCount++;
 //Output files at this level
 printf("n%d %s ", FileCount, FullPathName);
 
 if (FindData.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)
 {
  printf("<Dir>");
  DirectoryList(FullPathName);
 }
 }
 return 0;
}
void main()
{
 DirectoryList("D:eclipse-J2EE");
}

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