Saving Array

gistfile1.m

    NSArray *paths = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES); 
    NSString *documentsDirectory = [paths objectAtIndex:0]; 
    NSFileManager *fileManager = [[NSFileManager alloc] init];
    if (![fileManager fileExistsAtPath:documentsDirectory]) { 
        [fileManager createDirectoryAtPath:documentsDirectory withIntermediateDirectories:YES attributes:nil error:nil];
    }
    
	NSString *dbFilePath = [documentsDirectory stringByAppendingPathComponent:@"high_scores.out"];
    NSLog(@"%@", dbFilePath);

    NSMutableArray *highScores = [NSMutableArray arrayWithContentsOfFile:dbFilePath];
    for (NSString *s in highScores) {
        NSLog(@"out: %@", s);
    }
    [highScores addObject:@"hi"];
    if ([highScores writeToFile:dbFilePath atomically:YES]) {
        NSLog(@"success saving file");
    }
    else {
        NSLog(@"error saving file");
    }