List contents of directory and all sub-directories.

directoryListing.m

NSFileManager*fileMgr;
NSString*entry;
NSString*documentsDir;
NSDirectoryEnumerator*enumerator;
BOOL isDirectory;
// Create file manager
fileMgr =[NSFileManager defaultManager];
// Path to documents directory
documentsDir =[NSHomeDirectory() stringByAppendingPathComponent:@"Documents"];
// Change to Documents directory[fileMgr changeCurrentDirectoryPath:documentsDir];
// Enumerator for docs directory
enumerator =[fileMgr enumeratorAtPath:documentsDir];
// Get each entry (file or folder)while((entry =[enumerator nextObject])!=nil){// File or directoryif([fileMgr fileExistsAtPath:entry isDirectory:&isDirectory]&& isDirectory)
NSLog (@"Directory - %@", entry);
else
NSLog (@" File - %@", entry);
}