Problem examples

gistfile1.m

- (BOOL)directoryIsEmpty:(NSString *)path {
    NSFileManager *fileManager = [NSFileManager defaultManager];
    if ([[fileManager directoryContentsAtPath:path] count] > 0)
        return NO;
    else
        return YES;
}

- (BOOL)directoryIsEmpty:(NSString *)path {
    NSFileManager *fileManager = [NSFileManager defaultManager];
    
    NSError *error = nil;
    if ([[fileManager contentsOfDirectoryAtPath:path error:&error] count] > 0)
        return NO;
    else
        return YES;
}

- (void)printDirectoryContents:(NSString *)path {
    NSFileManager *fileManager = [NSFileManager defaultManager];
    NSArray *contents = [fileManager directoryContentsAtPath:path];
    
    for (NSString *directoryItem in contents) {
        NSLog(@"%@", directoryItem);
    }
}

- (void)printDirectoryContents:(NSString *)path {
    NSFileManager *fileManager = [NSFileManager defaultManager];
    NSError *error = nil;
    
    NSArray *contents = [fileManager contentsOfDirectoryAtPath:path error:&error];
    
    if (!error)
        for (NSString *directoryItem in contents) {
            NSLog(@"%@", directoryItem);
        }
    else
        // Do something with error
}