- (void)viewDidLoad

{

    [super viewDidLoad];

    self.title = @"NSFileManager";

    NSFileManager *defauleManager = [NSFileManager defaultManager];

    NSString *tempPath = NSTemporaryDirectory();

    NSLog(@"%@",tempPath);

    NSString *thePath = nil;

    //创建一个目录：  在temp下创建 MyFoler目录

//    thePath = [NSString stringWithFormat:@"%@/MyFolder",tempPath];

//    [defauleManager createDirectoryAtPath:thePath withIntermediateDirectories:YES attributes:nil error:nil];

    //写入一个文件  在 temp目录下

//    NSString *aStr = @"hello world";

//    thePath = [NSString stringWithFormat:@"%@hello.txt",tempPath];

//    [aStr writeToFile:thePath atomically:YES encoding:NSUTF8StringEncoding error:nil];

    //显示目录内容

    //NSLog(@"temp目录内容：%@",[defauleManager contentsOfDirectoryAtPath:tempPath error:nil]);

    //删除一个文件

//    NSString *deleteStr = @"delete Str";

//    thePath = [NSString stringWithFormat:@"%@delete.txt",tempPath];

//    [deleteStr writeToFile:thePath atomically:YES encoding:NSUTF8StringEncoding error:nil];

//    NSLog(@"temp目录内容：删除之前：%@",[defauleManager contentsOfDirectoryAtPath:tempPath error:nil]);

//    [defauleManager removeItemAtPath:thePath error:nil];

//    NSLog(@"temp目录内容：删除之后：%@",[defauleManager contentsOfDirectoryAtPath:tempPath error:nil]);

    //删除一个目录：

//    thePath = [NSString stringWithFormat:@"%@/TestFoler",tempPath];

//    [defauleManager createDirectoryAtPath:thePath withIntermediateDirectories:YES attributes:nil error:nil];

//    NSLog(@"temp目录内容：%@",[defauleManager contentsOfDirectoryAtPath:tempPath error:nil]);

//    [defauleManager removeItemAtPath:thePath error:nil];

//    NSLog(@"temp目录内容：%@",[defauleManager contentsOfDirectoryAtPath:tempPath error:nil]);

    //获取目录下的所有文件列表：

    NSArray *fileList = [defauleManager contentsOfDirectoryAtPath:tempPath error:nil];

    NSLog(@"%@",fileList);

    //判断一个目录是否是文件夹

    //- (BOOL)fileExistsAtPath:(NSString *)path isDirectory:(BOOL *)isDirectory

}